SKU: DCS-24V-120Ah
DCS 24V 120AH (LITHIUM)

safe

Ultra-Safe

Explosion-proof / No leakage

stable

Stable

Low Internal Resistance / Proven Stability

long

Long Life

Ultra-long cycle life

guarentee

Guaranteed A Grade

Contracted A Grade cell supply

There has been some very nice advances in the lithium battery cell market over the past 12 months. For the first time premium high end lithium iron phosphate battery cells have become commercially available that had previously been exclusively produced for the elite companies in the military space and government departments. These cells achieve 4000 cycles after only 20% capacity fade. So if you convert that to the very misleding ‘cycle life’ which some claim 4000/5000 cycles. These new cells are in the 8,000-10,000 cycle life range.

Availability: In Stock

Original price was: $2,499.00.Current price is: $2,399.00.

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DCS 6AWG 230mm Parallel Cables with M8 Ring Terminals

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Looking for a new mains charger for your 24V battery and trolling motor? Easily power even the largest 24V trolling motors

DCS-24V-120AH-VICTRON-TROLLING

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Already last year in 2023, DCS commercialised this major cell chemistry advancement right across our entire battery range. Meanwhile, fully completing our GEN3 Battery Management System program and all software development back in 2022. What does this all mean? It means for all our batteries sold and distributed world wide we are managing less than 0.2% defects for both the combined battery cells + electronics (end product). Not bad for a little Aussie tech company. Which places us in the top 3 brands in the world for 12V lithium batteries.

We have now expanded distribution across the Northern America’s, Europe, Africa, Middle East and of course Australia.

As a special thanks to our loyal customer base and dealer network and international friends and partners – we have designed and released our new 12V range of slim line batteries. Which feature our EV cell pack design, which means the cylindrical battery cells are fully submerged and coated with special cell interface resins. What do these resins exactly do? Well it means these batteries can run for significantly longer duty cycles. So more continuous power output with little effect on the cycle life.

This makes these batteries superior for the most astute and fussy of customers demanding the very best batteries. So that they can travel across the top end without issue and know their assests are humming along without any concerns.

Specifications:
Nominal Voltage 25.6V
Nominal Capacity (1Hr) 120Ah
Case Dimensions (L x W x H) 520mm x 238mm x 217mm
Weight 26.10 Kgs
Cycling voltage 23.0~ 29.2V
Charge voltage 28.6 ~ 29.2V
Float Voltage 27.0V
Maximum Charge Current 100A
Recommended Charge Current ≤80A
Maximum Discharge Current ≤150A
DCS BMS (internal) DCS active cell management system, over/under voltage, over current charge/discharge, low/high temperature protections, satisfies the AS/NZS 3001.2:2022 lithium battery standards
Cell Chemistry DCS 3.2V 20Ah Cylindrical LFP (LiFePO4)
Cycle Performance 4000 Cycles @ 100% DOD ≥ 80% Capacity Retention @ 25°C
LCA 1000
Ingress Protection IP54
Case ABS (flame retardant plastic)
Operating temp Range -25°C to 80°C
Terminals Top Mount M8 Stainless steel / Copper
Parallel Connections Only Up To 10
Warranty 4 years
Certifications UN 38.3, UL 1642, IEC 62133 & 62619, CE

DCS High Performance 2C Charge & Discharge Curves

DOWNLOAD APP (DCS LFP)

DCS Bluetooth Technology powered by DCS LFP, this APP is only for DCS LFP batteries which is based on BLE 4.0 technology. Every DCS battery pack comes standard with our detailed battery monitoring via Bluetooth.

This App provides comprehensive monitoring for DCS LFP batteries, including:

  • SOC%
  • Time Remaining
  • Battery pack voltage, Power & Current
  • Battery Management MOSFET temperature
  • Individual Cell Status with balancing indicators.
  • Connectivity distance up to 10 meters.
  • Every DCS battery pack comes standard with our detailed battery monitoring via Bluetooth

Learn More About the DCS LFP APP

Click Here to Watch the App Overview Video

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DCS Lithium 24v 100ah Deep Cycle Battery – Get More Backup Time with Higher Voltage Rating

24v 100ah deep cycle batteryThe DCS Lithium 24v 100ah Deep Cycle Battery is an exceptional choice for those seeking extended backup time, thanks to its higher voltage rating. This battery provides a powerful 24-volt output, which allows for more efficient energy usage compared to lower voltage batteries. The higher voltage rating contributes to a reduction in energy losses, enabling devices and systems to run longer on a single charge. This is particularly advantageous in backup power systems where longevity and reliability are critical.

Enhanced Efficiency for Prolonged Power Supply

Opting for the DCS 24v 100ah battery means enjoying extended operating times and improved efficiency. This battery’s ability to deliver a consistent and higher voltage enhances its compatibility with a range of devices and systems, ensuring they operate at peak efficiency. Whether for home backup systems, emergency power, or other applications requiring a prolonged power supply, the DCS 24v 100ah battery is a reliable choice that promises extended backup time without compromising on performance.

LiFePO4 24v 100ah Battery for Industrial Machinery

The LiFePO4 24v 100ah battery is specially designed to meet the rigorous demands of industrial machinery. Its robust design and consistent power output make it an ideal energy source for heavy-duty applications. The battery’s ability to deliver sustained high power efficiently is crucial for industrial machines, which often require a stable and reliable power supply for optimal operation. Furthermore, the LiFePO4 technology ensures safety and durability, essential characteristics for industrial environments.

Powering Industrial Innovation with Reliable Energy

Incorporating the DCS 24v 100ah LiFePO4 battery into industrial machinery translates to enhanced performance, reliability, and productivity. Its superior energy density means more power in a compact form, reducing space and weight constraints. Additionally, the battery’s low maintenance requirements and long lifespan ensure continuous operation and reduced downtime, critical factors in industrial settings. Choose DCS for powering your industrial machinery and experience the efficiency and reliability of advanced battery technology.

24v 100ah LiFePO4 for Golf Carts

The 24v 100ah LiFePO4 battery is an excellent choice for golf carts, offering a perfect blend of performance, durability, and efficiency. Its high energy density and lightweight design are ideal for golf carts, where space and weight are important considerations. The 24-volt system provides ample power for extended rounds of golf, ensuring that carts operate smoothly and consistently throughout the day.

Elevating the Golfing Experience with Advanced Battery Technology

Switching to the DCS 24v 100ah LiFePO4 battery for golf carts means experiencing an upgrade in performance and convenience. This battery not only delivers reliable power but also requires minimal maintenance, allowing for more time on the course and less time worrying about battery care. The longevity and efficiency of LiFePO4 batteries make them a cost-effective solution in the long run, enhancing the overall golfing experience with reliable and sustainable power.

24v 100ah Lithium Ion Battery – Reduce Resistance in Wires with High Voltages

The 24v 100ah Lithium Ion Battery from DCS is adept at reducing resistance in wiring systems, a key advantage of using higher voltages. With a 24-volt system, there is inherently less electrical resistance compared to lower voltage systems, leading to more efficient power transmission. This efficiency is particularly significant in applications with longer wiring runs, where voltage drop can be a concern. The higher voltage of this battery ensures that more power reaches the intended device or system with less energy lost as heat in the wires.

Enhancing System Efficiency with Higher Voltage

Utilizing the DCS 24v 100ah Lithium Ion Battery results in an overall more efficient system. The reduced resistance in wiring not only conserves energy but also minimises the potential for heat buildup, which can be detrimental to both wires and connected devices. This makes the battery a superb choice for a wide array of applications, ranging from mobile setups to stationary installations where efficiency and safety are paramount.

LiFePO4 100ah 24v – More Power without Increasing Amp Capacity

The LiFePO4 100ah 24v battery from DCS offers a unique advantage – it provides more power without the need for increasing ampere capacity. This is because power (measured in watts) is a product of voltage and current. With a higher voltage of 24v, the battery can deliver more power at the same current level compared to a lower voltage system. This means that devices and systems can operate at higher efficiency and with greater power output without the need for a larger, heavier battery with more ampere capacity.

Efficient Power Delivery in a Compact Form

Choosing the DCS LiFePO4 100ah 24v battery means enjoying efficient power delivery without the bulk. This battery is particularly suited for applications where space and weight are critical factors but require a substantial power supply. Its ability to provide more power in a compact form factor makes it an excellent choice for a range of uses, from mobile applications to space-sensitive installations.

LiFePO4 24v 100ah Battery for Electric Bikes to Get More Range

lifepo4 24v 100ahFor electric bikes, the LiFePO4 24v 100ah battery is an optimal choice to maximise range. This battery’s high voltage and capacity allow electric bikes to travel longer distances on a single charge, enhancing the overall usability and convenience for riders. The 24v system efficiently powers electric motors, ensuring a smooth and consistent ride, which is crucial for both leisure and commuting purposes.

Extended Adventures with Reliable Battery Power

Adopting the DCS LiFePO4 24v 100ah battery for electric bikes transforms your riding experience, offering extended range and reliable power. It allows for longer trips and less frequent charging, ideal for avid cyclists and commuters alike. Additionally, the durability and low maintenance of LiFePO4 technology ensure that the battery remains a dependable power source for your e-bike adventures, ride after ride.

24v 100ah Lithium Battery for Electric Wheelchairs to Improve Mobility

The 24v 100ah Lithium Battery from DCS is a game-changer for electric wheelchairs, significantly improving mobility for users. This battery combines high energy density with a lightweight design, offering a perfect balance of power and convenience. Electric wheelchairs powered by the DCS 24v 100ah Lithium Battery benefit from extended range and longer operation times, enabling users to travel farther and more confidently. The reliability and consistency of power output ensure a smooth and uninterrupted experience, which is vital for the autonomy and independence of electric wheelchair users.

Enhanced Freedom and Independence in Mobility

Opting for the DCS 24v 100ah Lithium Battery in electric wheelchairs translates into enhanced freedom for users. The extended range and durability of the battery mean fewer worries about running out of power during daily activities, providing peace of mind. Additionally, the battery’s quick charging capabilities ensure that users can get back on the move swiftly, making it a practical and empowering solution for those who rely on electric wheelchairs for their mobility and independence.

24 volt 100ah lithium batteryDCS 24 Volt 100ah Lithium Battery Packs for Remote Monitoring Systems

DCS 24 Volt 100ah Lithium Battery Packs are an ideal choice for powering remote monitoring systems. These systems often require a reliable and long-lasting power source, especially in locations where grid electricity is unavailable or unreliable. The DCS battery packs offer a high-capacity energy solution, ensuring that monitoring equipment remains operational for extended periods. This is crucial for continuous data collection and system integrity in remote applications such as environmental monitoring, security surveillance, and scientific research.

Reliable Power for Critical Remote Applications

With the DCS 24 Volt 100ah Lithium Battery Packs, remote monitoring systems can function effectively in isolated environments. The batteries’ stability and resistance to harsh conditions make them well-suited for outdoor or rugged locations. Users can depend on these battery packs for uninterrupted operation, providing confidence that critical monitoring systems will remain active and functional regardless of their remote settings.

DCS 24v 100ah Lifepo4 Battery Is an Ideal Power Solution for Remote Living

24v 100ah lifepo4The DCS 24v 100ah LiFePO4 Battery is an exemplary power solution for remote living scenarios. It caters to the unique energy needs of off-grid living, providing a reliable and sustainable power source. The battery’s high capacity and longevity are essential for locations distant from traditional power grids, where consistent and dependable energy is key to daily life. Its efficiency and robustness make it suitable for a variety of applications, from powering residential appliances to serving as a primary energy source for off-grid cabins or homes.

Empowering Off-Grid Lifestyles with Sustainable Energy

Choosing the DCS 24v 100ah LiFePO4 Battery for remote living means embracing a lifestyle powered by sustainable energy. Its capacity to store and deliver energy efficiently makes it a cornerstone for off-grid setups, ensuring that electricity is available when needed. The environmental benefits of LiFePO4 technology, combined with the practical advantages of high energy density and long life, make this battery an ideal choice for those seeking to reduce their ecological footprint while maintaining a comfortable and modern lifestyle in remote locations.

24v Lithium Ion Battery 100ah Capacity for Forklifts

The 24v Lithium Ion Battery with a 100ah capacity from DCS is an excellent power source for forklifts, especially in industrial and warehousing environments. This battery offers a significant improvement over traditional lead-acid batteries, providing a more efficient and consistent power supply. Its higher energy density means that forklifts can operate for longer periods without needing a recharge, enhancing productivity. Additionally, the lithium-ion technology ensures faster charging times and a longer overall lifespan, reducing downtime and maintenance costs.

24v 100ah lithium ion batteryBoosting Operational Efficiency in Material Handling

Integrating the DCS 24v 100ah Lithium Ion Battery into forklifts transforms operational efficiency. Forklift operators can benefit from the battery’s reliability and endurance, allowing them to complete more tasks without interruption. Its robust design makes it suitable for the demanding conditions of material handling and logistics, ensuring that forklifts are always ready for action. This battery is a smart investment for businesses looking to improve efficiency and productivity in their operations.

24v 100ah Battery – Your Buddy at Workshop to Power Tools

The 24v 100ah Battery from DCS is the ideal companion in workshops for powering a wide range of tools. This battery’s versatility and high capacity make it suitable for various power tools, from drills to saws, ensuring they run at peak performance. The advantage of using a lithium battery in a workshop setting lies in its lightweight design, ease of handling, and long-lasting power output. It provides a reliable and consistent energy source, essential for uninterrupted work and precision in tasks.

Powering Your Workshop with Dependable Energy

For professionals and hobbyists alike, the DCS 24v 100ah battery is a game-changer in the workshop environment. Its ability to power tools efficiently reduces the hassle of frequent battery changes and allows for greater focus on the task at hand. The battery’s durability and quick recharge capability mean more time working and less time waiting, enhancing overall productivity and workflow in the workshop.

24v 100ah Lithium Marine Battery – Best Energy Solution for Telecom Towers

The 24v 100ah Lithium Marine Battery from DCS is an ideal energy solution for powering telecom towers. Its high capacity and stable power output are crucial for the continuous operation of communication equipment. The ruggedness of a marine-grade lithium battery ensures that it can withstand harsh environmental conditions often encountered in telecom tower locations. This reliability is essential for maintaining uninterrupted communication services, particularly in remote or challenging areas.

Ensuring Uninterrupted Communication with Robust Power Solutions

Telecom towers require dependable power sources that can handle the rigours of remote operation, and the DCS 24v 100ah Lithium Marine Battery is up to the task. Its long lifespan, reduced maintenance needs, and resistance to extreme temperatures make it a superior choice for telecom applications. By adopting this battery, telecom operators can ensure that their towers remain operational, providing critical communication services without the risk of power interruptions.

24v Lithium Battery 100ah – Power Health Appliances with Confidence

The 24v Lithium Battery with a 100ah capacity from DCS is specifically designed to reliably power health appliances, ensuring their continuous and efficient operation. This battery is ideal for medical devices and health-related equipment, where consistent and dependable power is crucial. Its stable voltage output and high energy density ensure that health appliances function at their optimal level, providing peace of mind to healthcare providers and patients alike.

Enhancing Medical Care with Reliable Energy Solutions

In healthcare settings, where equipment reliability can directly impact patient care, the DCS 24v 100ah Lithium Battery is a trusted power source. Its long lifespan and low maintenance requirements make it a practical choice for medical devices, supporting a wide range of healthcare applications. From hospital emergency equipment to home health care devices, this battery ensures that critical health appliances remain operational, contributing to better health outcomes and enhanced patient care.

Lithium Battery 24v 100ah – The Sustainable Power Solution in Modern Day World

The Lithium Battery 24v 100ah from DCS represents a step forward in sustainable energy solutions for the modern world. This environmentally friendly battery option offers a cleaner alternative to traditional lead-acid batteries, with a significantly lower carbon footprint. Its long service life and efficiency in energy usage contribute to a reduction in waste and energy consumption, aligning with contemporary eco-conscious practices.

Embracing a Greener Future with Advanced Battery Technology

Adopting the DCS 24v 100ah Lithium Battery is more than an energy choice; it’s a commitment to environmental stewardship. Its rechargeable nature and energy efficiency make it an ideal component in sustainable energy systems, from solar power setups to eco-friendly vehicles. By choosing this battery, users contribute to a greener, more sustainable future, taking advantage of the latest advancements in battery technology to make a positive environmental impact.

100ah 24v Lithium Battery for Marine Applications

The 100ah 24v Lithium Battery from DCS is excellently suited for marine applications, offering robust and reliable power for a variety of nautical needs. This battery is designed to withstand the unique challenges of the marine environment, including saltwater exposure and temperature fluctuations. Its high capacity ensures long-lasting power for marine electronics, navigation systems, and onboard appliances, enhancing the experience of marine adventures.

Powering Nautical Journeys with Dependable Energy

For boaters and marine enthusiasts, the DCS 100ah 24v Lithium Battery is an essential component for a worry-free journey. Its compact size and lightweight design are perfect for space-constrained marine settings, while its power efficiency and quick recharge capability keep vital systems running smoothly. Whether for leisure sailing, fishing, or professional marine operations, this battery provides the confidence of uninterrupted power, making it a vital part of any marine setup.

24v Lithium Battery 100ah – Power Health Appliances with Confidence

The 24v Lithium Battery with a 100ah capacity from DCS is specifically designed to power health appliances reliably, ensuring their continuous and efficient operation. This battery is ideal for medical devices and health-related equipment, where consistent and dependable power is crucial. Its stable voltage output and high energy density ensure that health appliances function at their optimal level, providing peace of mind to healthcare providers and patients alike.

Enhancing Medical Care with Reliable Energy Solutions

In healthcare settings, where equipment reliability can directly impact patient care, the DCS 24v 100ah Lithium Battery is a trusted power source. Its long lifespan and low maintenance requirements make it a practical choice for medical devices, supporting a wide range of healthcare applications. From hospital emergency equipment to home health care devices, this battery ensures that critical health appliances remain operational, contributing to better health outcomes and enhanced patient care.

Lithium Battery 24v 100ah – The Sustainable Power Solution in Modern Day World

The Lithium Battery 24v 100ah from DCS represents a step forward in sustainable energy solutions for the modern world. This environmentally friendly battery option offers a cleaner alternative to traditional lead-acid batteries, with a significantly lower carbon footprint. Its long service life and efficiency in energy usage contribute to a reduction in waste and energy consumption, aligning with contemporary eco-conscious practices.

24v 100ah lithium batteryEmbracing a Greener Future with Advanced Battery Technology

Adopting the DCS 24v 100ah Lithium Battery is more than an energy choice; it’s a commitment to environmental stewardship. Its rechargeable nature and energy efficiency make it an ideal component in sustainable energy systems, from solar power setups to eco-friendly vehicles. By choosing this battery, users contribute to a greener, more sustainable future, taking advantage of the latest advancements in battery technology to make a positive environmental impact.

100ah 24v Lithium Battery for Marine Applications

The 100ah 24v Lithium Battery from DCS is excellently suited for marine applications, offering robust and reliable power for a variety of nautical needs. This battery is designed to withstand the unique challenges of the marine environment, including saltwater exposure and temperature fluctuations. Its high capacity ensures long-lasting power for marine electronics, navigation systems, and onboard appliances, enhancing the experience of marine adventures.

Powering Nautical Journeys with Dependable Energy

For boaters and marine enthusiasts, the DCS 100ah 24v Lithium Battery is an essential component for a worry-free journey. Its compact size and lightweight design are perfect for space-constrained marine settings, while its power efficiency and quick recharge capability keep vital systems running smoothly. Whether for leisure sailing, fishing, or professional marine operations, this battery provides the confidence of uninterrupted power, making it a vital part of any marine setup.

DCS Lithium 24v 100ah Battery for Recreational Vehicles

The DCS Lithium 24v 100ah Battery is a perfect power solution for recreational vehicles (RVs), combining high capacity with reliability and efficiency. This battery is specifically designed to meet the energy demands of RVs, providing a steady and robust power supply for all onboard systems. Whether it’s for lighting, appliances, or entertainment systems, the DCS 24v 100ah battery ensures that all the comforts of home are available on the road, enhancing the RV experience.

Elevating RV Adventures with Reliable Power

RV enthusiasts can rely on the DCS Lithium 24v 100ah Battery for an uninterrupted power supply during their travels. Its superior energy density means more power in a compact size, an essential factor in space-limited RVs. The battery’s longevity and low maintenance requirements further add to its suitability for the RV lifestyle, where ease and convenience are paramount. With this DCS battery, travellers can enjoy the freedom of the open road without compromising on power or comfort.

24 Volt 100 Amp Hour Lithium Battery – Improve Efficiency of Solar Systems

The 24 Volt 100 Amp Hour Lithium Battery from DCS is a game-changer in solar energy systems, significantly improving their efficiency. This high-capacity lithium battery is ideal for storing solar energy, ensuring that the power generated by solar panels is effectively utilised. It provides a stable and reliable energy storage solution, allowing for the maximisation of solar power usage, especially during peak sun hours or in off-grid setups.

Optimising Solar Energy Utilization

With the DCS 24 Volt 100 Amp Hour Lithium Battery, solar system users can enjoy enhanced efficiency and greater energy independence. The battery’s ability to store large amounts of energy and discharge it as needed means less reliance on the grid and more efficient use of renewable energy. It’s an excellent choice for residential and commercial solar installations, contributing to a more sustainable and eco-friendly energy solution.

Lifepo4 Battery 24v 100ah for Kids’ Toys

The Lifepo4 Battery 24v 100ah is an ideal power source for high-powered kids’ toys, providing safe and long-lasting energy. This battery is perfect for toys like electric ride-on cars, scooters, and other motorised playthings that require a reliable power source. The safety features of LiFePO4 technology ensure that the battery is stable and secure, an essential consideration for products used by children.

Enhancing Playtime with Safe and Reliable Power

Parents can trust the Lifepo4 24v 100ah battery to power their children’s toys efficiently and safely. Its consistent power output ensures that toys perform at their best, providing hours of entertainment and joy. The battery’s durability and low maintenance make it a practical choice for toys that are frequently used, offering peace of mind and convenience for both parents and kids.

DCS 24v 100ah Lithium Battery is a Reliable Power Source for Military Installations

The DCS 24v 100ah Lithium Battery is engineered to meet the rigorous demands of military installations, offering a highly reliable and robust power source. This battery is designed to withstand challenging conditions, making it ideal for military use where reliability and durability are of paramount importance. Its high energy density ensures a compact size without compromising power, a critical factor in military operations where space and weight are often limited.

Ensuring Operational Excellence in Demanding Environments

Military installations require power sources that they can depend on in any situation, and the DCS 24v 100ah Lithium Battery delivers just that. Its ability to perform consistently under extreme conditions, coupled with its long life span and low maintenance needs, makes it an invaluable asset in military operations. This battery is a testament to DCS’s commitment to providing power solutions that meet the highest standards of reliability and efficiency, essential in the defence sector.

24v 100 Amp Lithium Battery – Power Your Boat with the Confidence of DCS Lithium Battery

The 24v 100 Amp Lithium Battery from DCS is the ideal power solution for boating enthusiasts, providing confidence and reliability on the water. This battery is specially designed for marine use, offering a combination of high performance and long-lasting durability. Whether it’s for powering navigation systems, onboard appliances, or even electric motors, the DCS Lithium Battery ensures that your boat has the energy it needs to perform optimally.

Navigating Waters with Unmatched Power and Reliability

Boaters can rely on the DCS 24v 100 Amp Lithium Battery for uninterrupted power supply during their marine adventures. Its resistance to harsh marine environments and its ability to deliver consistent power output make it a superior choice over traditional batteries. With DCS, you can embark on your boating journeys with the assurance that your battery will keep up, allowing you to focus on the enjoyment of the open waters.

24 Volt 100ah Lithium Ion Battery for Your Gardening Machinery

The 24 Volt 100ah Lithium Ion Battery from DCS is an excellent power source for gardening machinery, providing efficiency and ease in maintaining your outdoor spaces. This battery is ideal for a range of gardening equipment, such as electric lawnmowers, trimmers, and other landscaping tools. Its high capacity ensures long operation times, reducing the need for frequent recharging and increasing productivity in gardening tasks.

Enhancing Your Gardening Experience with Efficient Power

With the DCS 24 Volt 100ah Lithium Ion Battery, gardeners can enjoy a hassle-free and efficient gardening experience. The battery’s lightweight design makes it easy to handle, while its powerful performance ensures that your gardening machinery operates at its best. It’s a dependable and sustainable solution for powering your gardening equipment, making it easier to keep your outdoor spaces looking their best.

24v 100ahLithium Ion Battery 24v 100ah – A Reliable Energy Source for CCTV Monitoring Systems

The Lithium Ion Battery 24v 100ah from DCS is a highly reliable energy source, perfectly suited for CCTV monitoring systems. In security applications where consistent power is crucial, this battery offers uninterrupted operation, ensuring that surveillance systems stay active around the clock. Its high capacity enables extended run times, which is essential for continuous monitoring, and its stable power output ensures that CCTV cameras and recording equipment function optimally, capturing clear and reliable footage.

Ensuring Continuous Security with Stable Power

For security systems, especially in remote or power-sensitive locations, the DCS 24v 100ah Lithium Ion Battery is an invaluable component. It provides the assurance of constant surveillance without the risk of power outages or fluctuations. Its durability and low maintenance make it an ideal choice for long-term security installations, offering peace of mind that the CCTV systems will remain operational in critical situations.

DCS 100ah Lithium Battery 24v – Power Your Basic Home Installation

 

The DCS 100ah Lithium Battery 24v is an excellent power solution for basic home installations. Whether it’s for lighting, small appliances, or emergency power backup, this battery provides a dependable and efficient energy source. Its compact size and high energy density make it an ideal choice for residential settings where space is at a premium but high power is required. The battery’s longevity and low self-discharge rate ensure that your home installations remain powered for extended periods, adding convenience and reliability to your daily life.

A Versatile Power Solution for Modern Homes

With the increasing demand for reliable home energy solutions, the DCS 100ah Lithium Battery 24v stands out as a versatile and efficient option. It caters to a variety of home power needs, ensuring that essential installations are always functioning. The ease of integration with existing home systems makes it a user-friendly choice for homeowners looking to enhance their energy setup with a sustainable and robust power solution.

DCS LiFePO4 100ah 24v Energy Battery for Water Pumping Systems

lifepo4 100ah 24vThe DCS LiFePO4 100ah 24v Energy Battery is specifically designed to power water pumping systems efficiently. This battery is a perfect fit for irrigation, residential water supply, or even small community water projects. Its robust design and consistent power output ensure that water pumps operate smoothly, providing a reliable water supply when needed. The high capacity of the battery guarantees extended operational times, which is crucial for systems that require consistent and long-duration power.

Reliable and Sustainable Water Pumping Energy Solutions

In applications like agriculture or domestic water supply, where reliable pumping is essential, the DCS LiFePO4 100ah 24v battery offers an efficient and sustainable solution. Its durability and resistance to varying environmental conditions make it suitable for outdoor and rugged use. With this battery, users can expect a dependable power source for their water pumping needs, contributing to enhanced productivity and convenience in water management tasks.

24v 120ah Lithium Battery – Highest Energy Density Makes It Lightweight and Compact

The 24v 120ah Lithium Battery from DCS stands out with its highest energy density, which results in a design that is both lightweight and compact. This advanced battery technology offers significant advantages over traditional batteries, primarily in terms of weight and size efficiency. The high energy density means that more power is stored in a smaller physical package, making it an ideal choice for applications where space and weight are critical constraints. This feature is particularly beneficial in mobile applications or in scenarios where ease of installation and portability are important.

Maximising Space and Power with Advanced Battery Technology

With the DCS 24v 120ah Lithium Battery, users can enjoy the benefits of a powerful battery without the bulk typically associated with high-capacity batteries. This makes it perfect for use in a variety of settings, from recreational vehicles and marine applications to portable power systems. The lightweight and compact nature of this battery, coupled with its high power output, provides a versatile and efficient energy solution, aligning with the needs of modern, mobile, and space-conscious applications.

Buy DCS LiFePO4 24v 120ah Battery to Get Efficient Energy Storage

Investing in a DCS LiFePO4 24v 120ah Battery is a smart decision for anyone seeking efficient energy storage. This battery combines the stability and safety of LiFePO4 technology with a high capacity, making it an excellent choice for a wide range of applications. Whether it’s for renewable energy systems, backup power, or high-demand applications, the DCS 24v 120ah battery provides reliable and long-lasting energy storage. Its efficiency in both charge and discharge cycles ensures optimal use of stored power, making it a highly practical energy solution.

Enhancing Power Systems with High-Capacity and Reliable Batteries

Choosing the DCS LiFePO4 24v 120ah Battery means opting for a battery that delivers not just in terms of capacity but also in overall performance and longevity. It’s particularly well-suited for systems that require a dependable and consistent power supply over extended periods. The battery’s advanced technology ensures that it can meet the demands of various applications, from home energy storage to industrial power needs, providing a versatile and efficient solution for effective energy management.

Overview of Group 24 Deep Cycle Battery Packs

Group 24 deep cycle battery packs are a popular choice among a wide range of applications, known for their specific size and reliable performance. Classified under the ‘Group 24’ category, these batteries have standardised dimensions, typically measuring approximately 10.2 inches in length, 6.6 inches in width, and 8.9 inches in height. This uniform size makes them compatible with a variety of equipment, including marine, recreational vehicles (RVs), solar power setups, and various types of portable power systems. Deep cycle batteries, like the Group 24, are designed to provide a steady amount of power over a long period, distinguishing them from starter batteries which deliver short, high-power bursts for engine starting.

Advantages and Applications of Group 24 Deep Cycle Batteries

The Group 24 deep cycle battery is renowned for its durability and ability to withstand frequent and deep discharges, making it ideal for applications that require a consistent energy supply. Unlike regular car batteries, these deep cycle batteries can be discharged up to 80% of their capacity without risking significant damage or reduced lifespan, ensuring reliable performance over time.

This feature is particularly beneficial for off-grid energy systems, such as solar-powered installations or backup power systems, where the battery is a critical component. Additionally, their widespread use in boating and RV applications is a testament to their robustness and ability to perform in various environmental conditions, from high humidity to varying temperatures. The versatility and resilience of the Group 24 Deep Cycle Battery make it a solid choice for those needing a dependable, long-lasting energy solution.

24v Deep Cycle BatteryScope of 24v Deep Cycle Battery

The 24v deep cycle battery is a versatile and powerful energy storage solution, widely used in various applications where a higher voltage is required. These batteries are ideal for powering larger systems due to their ability to handle higher power demands efficiently. The 24v configuration makes them suitable for industrial applications, larger electric vehicles, solar energy storage systems, and in settings where multiple 12v batteries were traditionally used in series. Their deep cycle nature ensures they can be discharged and recharged many times over, making them a reliable long-term investment.

Expanding Possibilities with Higher Voltage

24v deep cycle batteries offer expanded possibilities in terms of power capacity and efficiency. They are particularly beneficial in systems where higher voltage reduces current flow, leading to less heat generation and improved overall system efficiency. The 24v setup also allows for simpler wiring configurations in larger systems, reducing complexity and potential points of failure. This makes them a preferred choice for more demanding applications that require a durable and consistent power source.

24v Battery Deep Cycle24v Battery Deep Cycle for Power-Hungry Appliances

24v battery deep cycle is especially well-suited for powering power-hungry appliances and equipment. Their higher voltage capacity means they can supply more power, making them ideal for heavy-duty applications such as large marine electronics, RVs with extensive power needs, and commercial-grade machinery. These batteries can sustain high loads for extended periods, ensuring that even the most energy-intensive appliances operate efficiently.

Tailored for High Energy Demands

In settings where reliability and endurance are critical, 24v deep cycle batteries stand out. They are engineered to deliver consistent power output, ensuring that appliances and equipment function at their best without interruption. Their robust construction and deep cycle capability make them a solid choice for applications where power needs are extensive and continuous, offering peace of mind and operational consistency in power-demanding scenarios.

What’s the Difference between 24v Deep Cycle Battery and a 12v Deep Cycle Battery

24v Deep CycleThe primary difference between 24v and 12v deep cycle batteries lies in their voltage output and the applications they are best suited for. A 24v deep cycle battery provides a higher voltage, making it ideal for systems that require more power, while a 12v deep cycle battery is typically used in smaller systems.

Voltage and Application Differences

Voltage Output

A 24v battery outputs a higher voltage compared to a 12v battery. This means it can deliver more power at the same current, making it suitable for heavier-duty applications.

Applications

24v batteries are commonly used in larger vehicles, industrial machinery, and high-powered solar setups. In contrast, 12v batteries are often found in smaller vehicles, recreational boats, and smaller solar applications.

Efficiency in Wiring

Systems using 24v batteries can be more efficient, as higher voltage allows for thinner wires and lower current for the same power transfer, reducing losses.

Compatibility

It’s important to match the battery voltage with the requirements of the device or system. Using a 24v battery in a system designed for 12v (or vice versa) without appropriate adjustments can lead to inefficiencies or damage.

Understanding these differences is crucial when choosing the right battery for a specific application, ensuring optimal performance and compatibility with your system’s requirements.

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Battery Bundles

Sale

24V Trolling motor bundle deal + One DCS-24V 120Ah Battery + One Victron Blue Smart IP67 24/12 Charger

safe

Ultra-Safe

Explosion-proof / No leakage

stable

Stable

Low Internal Resistance / Proven Stability

long

Long Life

Ultra-long cycle life

guarentee

Guaranteed A Grade

Contracted A Grade cell supply


Availability: In Stock

Original price was: $2,790.00.Current price is: $2,599.00.
SHIPPING

Ship to a residential address, Ship to a commercial address

Battery User Guide

Battery Installation Locations

DCS Batteries that are in a sealed traditional style battery case are IP rated 54 unless otherwise specified.

As there is a considerable amount of electronics inside the battery cases, it is important that these batteries are protected from the ingress of particles and water.

IP54 means that there is partial protection against dust & similar particles & protection against splashing water from any direction for a minimum of 10 minutes.
IP54 MEANS THE BATTERIES ARE NOT WATERPROOF

Our DCS Slimline battery range is IP rated to 53 unless otherwise specified.
IP53 means that there is partial protection against dust & similar particles & protection against splashing water up to 60 degrees from the vertical with limited ingress permitted for 3 minutes.
IP53 MEANS THE BATTERIES ARE NOT WATERPROOF.

DCS batteries should be installed and operated in a location that will not exceed the specified operating temperatures.

Make yourself aware of the new requirements that relate to battery storage, IP ratings and venting. Australian / New Zealand Standards (AS/NZS 3001.2:2022)

Do Not

  • Install DCS batteries underneath a vehicle or caravan, or any other external location that is exposed to the atmosphere unless it is fully contained inside a suitable battery housing that will prevent the ingress of particles & or water. Also, sufficient mechanical / structural protection is needed to prevent damage from rocks and debris during recreational vehicle travel.
  • Pressure wash or hose your batteries. You can wipe them down with a damp cloth if needed.
  • Submerge your batteries in any fluids.
  • Install DCS batteries near high heat sources, e.g. exhaust manifolds or turbo chargers.

Operating Temperatures

Each battery has a designated operating temperature range depending on the cell type used.
Our under bonnet Hybrid battery range (using cylindrical cells) is designed to work in ambient temperatures between -30°C to 110°C. Do not operate outside of this temperature range.

Our 12V 180Ah auxiliary batteries have an operating temperature range of -30°C to 60°C. The DCS BMS will not allow these batteries to operate if the 60°C is exceeded.

The DCS BMS will not allow a frozen Battery that is below 0 degrees Celsius to be charged. Charge will only be allowed when the ambient temperature of the battery cell is back above 0°C.
Discontinue the use of a battery immediately if the battery becomes excessively warm whilst in a resting/standby state.

Please check the specifications for the recommended operating temperatures of your particular battery on the DCS website.

www.deepcyclesystems.com.au

Securing your battery

Your battery must be secured to prevent movement. Restraints must prevent any movement under a pulling force of twice the battery weight.

The recommended hold-down bracket torque is 4 N-m. or 3.5 lb-ft.

Care has to be taken to prevent the battery lid seal/gasket from deforming when securing the battery, which could affect the IP rating of the battery.    Do Not over-tighten the battery holding clamps.  

Battery Charging

Use only approved Lithium-Iron Phosphate specific chargers for your battery’s nominal voltage, chemistry and maximum charge rate with the correct charging stage voltages.

All DCS 12V cylindrical cell packs to be charged at:

14.4V  Bulk

13.5V  Float

The DCS 12V 180ah Auxiliary prismatic cell pack (SKU: DCS-12V-180ah) to be charged at:

14.2V Bulk

13.5V Float

Be aware some chargers have fixed charging voltages and cannot be adjusted.

Check the charger specifications for charging voltage levels & charging profiles before purchasing.

Alternator Charging

Our under-bonnet dual battery systems, 80ah Extreme & Slimline range, can be charged directly from the vehicle’s alternator, providing that they are the only battery chemistry being charged.

For example, you cannot parallel a Lithium battery to a lead acid battery and charge from the alternator.

This type of set up has to be separated by using a DC-DC Charger.

If you are parallel connecting batteries together, they have to be the same chemistry, nominal voltage, capacity and age.

Each battery has a maximum charge current listed in the specifications table that should not be exceeded; otherwise, permanent damage could be done to the battery.

When the batteries are parallel connected together, this doubles the amount of current the batteries can be charged at.

For example, our DCS 180ah (2 x 90ah ) dual battery system. The maximum charge current is 80 Amps per battery. So 2 x 80A = 160 Amps. This means you can charge these batteries provided your alternator’s max. output does not exceed 160Amps.

Before choosing a battery, check the maximum output current your alternator can produce and also find out the Cold Cranking Amps (CCA) needed to start your vehicle.

Your factory alternator is generally the best alternator to use, and there is no need for high output aftermarket alternators.

Check the specifications table on the DCS website for the particular battery you are interested in, and look for Lithium Cranking Amps (LCA).

If the LCA meets or exceeds the CCA for your particular vehicle, then the battery is suitable for your vehicle.

Parallel Connected Batteries

Connect Battery 1 Positive to Battery 2 Positive

Connect Battery 1 Negative to Battery 2 Negative ( This cable is extremely important as some vehicles use the chassis as a negative link, which is prone to failing due to corrosion, which causes a high resistance. )

In Balance Wiring

When you have batteries that are wired in parallel, as described above, it is good practice to wire your loads and inputs in balance.

What this means is, for example, to connect loads & inputs positive to the first battery e.g. Battery 1 and the negative loads & inputs to the last parallel connected battery e.g. Battery 2.

This is important when using an inverter that can have a high current draw so that they evenly draw from the parallel connected batteries.

Storage

If you are not going to be using the battery for some time, charge the battery fully to a 100% state of charge using the correct charging profile and voltages.

Disconnect everything off the battery terminals, and it can be left in this state for up to 3 months.

After 3 months, cycle the battery, fully discharge the battery (11.5 volts), then fully charge the battery, and the battery can then be left in this state for another 3 months.

Do Not

  • Use a lead acid charger / maintainer on a Lithium battery.

DCS LFP App

Every DCS LFP battery pack comes standard with detailed battery monitoring information via Bluetooth. (BLE 4.0 Technology)

The app can be downloaded to Android or iOS devices that are Bluetooth enabled.

Comprehensive battery monitoring information for DCS LFP batteries include

  • SOC%. (State Of Charge)
  • Battery pack voltage, Current & Power
  • Time Remaining
  • Individual Cell Voltage Status
  • Battery Management MOSFET temperature
  • Connectivity distance up to 10 metres.

Renaming Your Batteries Using The App 

  • Open the DCS LFP app and connect to the battery.
  • Tap on the three horizontal lines on the top right hand corner of the screen.
  • Input Password. 736263   >  OK
  • Name ………… > OK
  • Refresh the battery list by tapping the circular arrow.
  • Select custom and your battery will now appear in this section.

Modifications

Do not attempt to alter, modify or repair any part of the battery.

Any modifications to the battery will void your warranty.

Fully Discharged Battery

The BMS will emergency open the circuit of the battery terminals to protect the cells. Typically, you will see 3 - 4 volts across the battery terminals when using a multimeter. The BMS needs a 12V supply with at least 1A of current to release and wake up from a cell emergency protection state.

Most mains chargers with a lithium profile will do a slow recovery charge, as will most solar regulators. Some chargers on the market today that are advertised as ‘lithium’ compatible still don’t have the firmware to do a slow recovery charge to release BMSs. If you have a charger that will not wake up the BMS, the easiest way to wake it up is to connect an unregulated solar panel directly to the battery terminals; however, ensure all loads are disconnected before you do this. Having said that, every system should have a suitable low cut-off voltage to shutdown loads/accessories so that the batteries are not fully drained.

“Batteries cannot be left flat/empty; if the low voltage cutoff is triggered, the battery pack should be fully charged as soon as possible. If access to a suitable charger is not possible, disconnect all loads from the battery terminals. The warranty will be void if the battery pack has been left in a low voltage cutoff state for longer than 14 days.”

The most important thing is to isolate everything from the battery terminals, as cables/loads connected to the terminals cause more power drain as the FET gates have to remain closed to cull the accessory standby loads connected to the battery pack + offset BMS standby power consumption.

Incorrect State of Charge Due to a Synchronisation issue:

The state of charge is a calculated value by the BMS and will need to be reset (synchronised) every now and then.

The synchronisation process is automatic and is performed each time the battery is fully charged. The battery monitor (BMS) determines that the battery is fully charged when all 3 "charged" conditions have been met. The "charged" conditions for 12V batteries is:

Charged Voltage (> 14.0 Voltage)

Tail current (4% of battery capacity)

Charge detection time (1 minute)

Electrical Installations Standard  ( AS/NZS 3001 . 2 : 2022 ) For Transportable Structures which includes Recreational Vehicles, Caravans etc.

Please note AS/NZS 3001 is made mandatory by electrical legislation in each state and territory.

The new standard includes requirements for “connectable electrical installation batteries” covering any battery that is installed with the primary purpose of supplying the living / accommodation features of a transportable structure, which includes recreational vehicles and caravans etc.

Below is a brief summary of some of the new requirements.

Lithium - Ion Batteries

  • The location must be appropriate to ensure that the battery operates within the manufacturer’s defined operating temperatures and IP rating.
  • Batteries must be located in a position that prevents any vented gases from entering a habitable area of the recreational vehicle. Any vented gases have to be vented externally from the vehicle. ventilation openings have a minimum vent area requirement, which is calculated based on the ratings of the battery. Any opening into the interior (habitable area) must be provided with an air seal.
  • Any metallic service lines (eg. Gas, Diesel, Water etc.) located near the battery must be at least 300mm. clear of the battery terminals or must be shielded with dielectric material to prevent against short circuits.
  • A battery must be secured to prevent movement. Restraints must prevent any movement under a pulling force of twice the battery weight.

FAQ

Lithium Ferrophosphate (LFP) is a flame retardant, stable, safe and proven cell chemistry that has a very good energy density around 325 Wh/L. This cell chemistry can be engineered for various applications by adjusting the ratio of elements to provide high performance characteristics. E.g. the DCS marine battery range runs 2C cells, which means our little 75Ah battery will discharge comfortably at 75Ah x 2C = 150A. The DCS 80Ah Extreme runs 10C cells which means the 80A can comfortably discharge at 80Ah x 10C = 800A but is of course limited to lower currents due the the Battery Management System.

LFP also has very good cycling durability between 2,000 ~ 12,000 cycles can be achieved depending on how well the cells are managed, and the lowest rate of capacity loss (aka greater calendar-life) compared to other lithium cell chemistries.

Battery cells are simply a bunch of resistors with the ability to store energy. A 100Ah battery pack has a different resistance characteristic compared to a 50Ah battery pack, that theoretical difference in resistance is 2:1. So if you connect a 100Ah battery in parallel to a 50Ah battery there is no way for these two batteries to equalise and therefore you can’t charge them correctly. So for example connecting a 60Ah calcium starting battery to a 120Ah AGM via a VSR (Voltage Sensing Relay) you cannot charge both batteries correctly and from that day onwards you are prematurely destroying both battery packs. Same theory applies with lithium’s it’s still a battery pack.

What’s the solution? A DC-DC charger, you now have a permanent point of isolation (meaning that both batteries are never connected to each other in parallel). The DC-DC charger takes the surplus power from battery A (engine) and chargers battery B (aux/house). This device now allows any battery capacity and or chemistry to be used.

Yes you can, but lithium’s have a different voltage curve, so you would still need to use a programmable VSR to dial them in correctly. You would also need to ensure the batteries are programmed to never exceed a 10%SOC variance, any larger and you risk damaging the BMS's. These devices also draw a lot of power when engaged to so it’s best to run the two batteries in permanent parallel and run a load disconnect instead of a VSR.

Lithium battery cells have a super low resistance so are very easy to charge and very efficient. This level of efficiency means you can charge them at very high C rates. For example if you look at the charge rate of a 100Ah AGM battery the recommended charging current will be around 25A, which is a 0.25C charge rate. If you consider the DCS 12V 100Ah Lithium battery it can be charged at up to 70A which is a 0.70C charge rate. This means you no longer need to consider DC-DC chargers as you can connect our batteries directly to high power charging devices such as suitable alternators, or large buck boosters. For example our popular dual 90Ah battery system for boats and 4WD vehicles, can be connected to alternators up to 160A.

Because our batteries are internally voltage regulated and because our BMS has such a high sustainable peak discharge current they will do an amazing job of equalising very quickly.

The BMS will emergency open circuit the battery terminals to protect the cells. This means there is no longer any resistance in the system. The BMS needs a 12V supply with at least 1A of current to release and wakeup from a cell emergency protection state.

Most mains chargers with a lithium profile will do a slow recovery charge as will most solar regulators. Some chargers on the market today that are advertised as ‘lithium’ compatible still don’t have the firmware to do a slow recovery charge to release BMS’s. If you have a charger that will not wakeup the BMS, easiest way to wake it up is to connect a unregulated solar panel directly to the battery terminals, ensure all loads are disconnected before you do this. Having said that every system should have a suitable low cut off voltage to shutdown loads/accessories so that the batteries are not fully drained.

"Batteries cannot be left flat/empty, if the low voltage cutoff is triggered the battery pack should be fully charged as soon as possible. If access to a suitable charger is not possible, disconnect all loads from the battery terminals. The warranty will be void if the battery pack has been left in a low voltage cutoff state for longer than 14 days."

Most important thing is to isolate everything from the battery terminals, as cables/loads connected to the terminals causes more power drain as the FET gates have to remain closed to cull the accessory standby loads connected to the battery pack + offset BMS standby power consumption.

Use the following settings:

Charged voltage 14.0V
Tail current 4%
Charged detection time 1min
Peukert 1.05
Charge efficiency 98%
Current threshold 0.1A
C rates: refer to the battery pack capacity

Fully charge to 100% isolate everything from the terminals and leave for max 3 months and then cycle (fully discharge and fully charge) and leave again for 3 months etc…. Minimum 4 cycles per year to not effect the cells capacity.

The reason many factory batteries fall over after 9/12 months is because modern/smart alternators typically drop the alternators voltage output to 13.5/13.6V. This voltage is not high enough to charge wet/calcium/lead acid batteries so from the getgo they are destined to fail prematurely. They are typically under charged to around ~80%SOC at these voltages.

So what happens when DCS Hybrid batteries are connected to smart alternators? Exactly the same thing they get charged to around the same 80%SOC. However because LFP has no memory effect that's perfectly fine. By only charging to 80% you are further improving the service life of our batteries. It's no not necessary to charge our batteries over 80%SOC. The only advantage is that you give the BMS a chance to detect full charge voltage and calibrate the SOC readout. So try to plug into mains once a week to fully charge your batteries, especially if your not running any fixed solar supply.

All DCS 12V cylindrical cell packs can be charged as follows:

Bulk: 14.4V
Float: 13.5V

The DCS 12V 180Ah Auxiliary prismatic cell packs (SKU: DCS-12V-180Ah) need to be charged as follows:

Bulk: 14.2V
Float: 13.5V

When the battery pack is discharged down to 11.50V the BMS resets to 0%SOC and now is placed in a relearning state - the pack must be fully charged continuously without stopping to calibrate again. Charge it on a mains charger to 14.60V.

Depending on the usage pattern, best to fully cycle the batteries once every 3 months to give the cells a refresh. To fully cycle a 12V pack discharge to 11.50V and charge to 14.60V.

BMS & CMS

Here at DCS, designing lithium batteries is not only our bread and butter, but we love this safe, stable, robust, and high-performance cell chemistry so much that we decided to develop our own range of Battery and Cell Management Systems in 2015.

DCS Battery Management System:

What was the objective? Well, the reason we embarked on this project was that all the basic Chinese designed BMS’s are just protection boards, and it is hard to call them a BMS when they don’t do any cell balancing or provide any means of programmability for various parameters and cell control. A lot of Battery Management Systems that we have tested were using inferior PCB engineering design techniques and poor components. That means continuous performance above 100A was more or less impossible, and reliability was also questionable when pushing above 100A with those Battery Management Systems.

Our key BMS objective was to develop a high-performance 200A BMS that could do;

  • 200A continuous operations using high-quality components
  • To have a minimal increase in temperature at peak output current (as these circuit boards are installed inside battery packs, limiting internal heat build-up that is crucial for the longevity of the battery cells).
  • Designed for engine cranking applications, it has to deliver a minimum of 1200LCA’s for 10 seconds (because of the limited voltage drop with suitable lithium cells, it’s very easy to crank over modern engines. Most engines will start in under 1sec, so 10 seconds is plenty). CCA’s don’t apply to lithium batteries as this standard was developed for lead-acid batteries and needed to deliver 30 secs of cranking amps. When a lithium battery is controlled via a BMS, the correct terminology is LCA = Lithium Cranking Amps based on delivering 10 secs of cranking amps.
  • Suitable for high temperatures applications, e.g. engine compartments. It will be stable up to 180 degrees C.
  • Bluetooth and WiFi connectivity in order to develop a comprehensive app platform
  • Pass MIL vibration testing standards (to open up the development of batteries for just about any application).

In a nutshell, the design needed to be tough and reliable for those who use them in the field with no room for error. The construction materials, coating and surfaces, assembly techniques are critical in designing a reliable system. After submitting our brief to all major leading manufacturers in Europe, Japan, USA and Korea, we assessed their expertise and ended up working with a leading and well known Japanese semiconductor manufacturer.

This is a typical Chinese 100A 4S BMS design

This is the DCS 4S 200A BMS

After three years of development, in early 2018, we were satisfied with the circuit board stress testing and released the first batch of our newly developed BMS’s right across our entire 4S (12V) & 16S (48V) battery range. At the same time, we hired an app development team to start working on the software integration to launch our first app platform. The first GEN1 BLE DCS BMS’s that featured Bluetooth chips were launched in OCT 2019. The app platform required a lot of tweaking both on the hardware and software front, and our GEN2 BMS’s were released in mid-2020 along with a more stable app platform with a new design scheme. Our latest GEN3 BLE BMS’s had been released in JAN 2021. The accuracy and stability of the DCS LFP App monitoring system is now very mature and refined. Some additional features had been added along with the ability to create custom battery names. We can produce our DCS BMS technology in any continuous rating range from 10A to 200A with our comprehensive BLE DCS LFP App platform.

DCS Cell Management System:

Having developed such an industry-leading and reliable BMS, it made no sense to combine the cell balancing system together with the BMS. So with our many years of experience in designing and maintaining lithium batteries, we have developed a stand-alone CMS to compliment our BMS. CMS? What? OK, so there are two ‘theories’ of cell balancing in the lithium world passive and active. Passive balancing is a cheap inferior method of cell management as it can burn resistors in an attempt to bleed cell strings. In contrast, active cell balancing is a more complex and efficient balancing technique that redistributes charge between battery cells during the charge and discharge cycles.

Passive balancing has two fundamental setbacks;

  1. Heat: We don’t want unnecessary heat build-up inside a battery pack. The less internal heat, the lesser the impact on the battery cells over time
  2. Resistors have a limited service life, and once they fail game over, you have no cell management. But more importantly, they can fail in such a way in which they will keep drawing power and eventually destroy the cells.

Active balancing is the only way to manage lithium cells correctly. There are many ways to design an integrated circuit (IC) to actively manage cell strings. At DCS, we have tested well over 10 different methods of active balancing IC’s over the years and, in the end, again decided to develop our own active management circuit boards with the best-combined techniques based on our stress testing. Our in house PCB design engineer Max, designed our circuit boards to again meet the following criteria:

  • High current movement (our latest boards now achieve 3.7A dynamic movement per channel)
  • Thermal management to ensure the boards remain reliable in harsh environments
  • Be able to withstand maximum current and thermal loads to ensure long term reliability
  • Fail-safe design, if any component fails, it won’t compromise the battery pack (not consume power from the battery cells)

This is the DCS 16 channel CMS

There are, of course, some other software features and parameters, which we can’t disclose on this page to the public, as well as some very fancy hardware. But what our latest 04 channel and 16 channel CMS’s do is they can easily manage up to 1000Ah battery banks. So, for example, if you wanted to use our 16 channel CMS’s you could run a 51.2V 1000Ah single battery pack, which would be 51.2kWh in size! The DCS 15kWh batteries are just shy of 300Ah in capacity, so one can only imagine the tight CMS control these batteries are under, and that’s why we back them with a 10 year / 80% capacity warranty.

The DCS 16 channel 59.2A active cell balancing system is so powerful that it will change the battery storage market forever. With this system, the lithium market will continue to dominate for the foreseeable future. Of course, all DCS batteries now feature both our BMS & CMS circuit boards.

We design all our own PCB hardware and the circuit boards are tested to withstand a minimum of 10 years of severe abuse. This video is the MIL-STD 810G Method 514.6 which includes 4 procedures for different modes of vibration.

How to wire batteries correctly

CELL SAFETY INFO - Why LiFePO4 (LFP)?

Lithium Ferrophosphate (LFP) is a flame retardant, stable, safe and proven cell chemistry that has a very good energy density around 325 Wh/L. This cell chemistry can be engineered for various applications by adjusting the ratio of elements to provide high performance characteristics. E.g. the DCS marine battery range runs 2C cells, which means our little 75Ah battery will discharge comfortably at 75Ah x 2C = 150A. The DCS 80Ah Extreme runs 10C cells which means the 80A can comfortably discharge at 80Ah x 10C = 800A but is of course limited to lower currents due the the Battery Management System.

LFP also has very good cycling durability between 2,000 ~ 12,000 cycles can be achieved depending on how well the cells are managed, and the lowest rate of capacity loss (aka greater calendar-life) compared to other lithium cell chemistries.

WHY YOU CANNOT USE A VSR BETWEEN TWO DIFFERENT BATTERIES CAPACITIES & CHEMISTRIES?

Battery cells are simply a bunch of resistors with the ability to store energy. A 100Ah battery pack has a different resistance characteristic compared to a 50Ah battery pack, that theoretical difference in resistance is 2:1. So if you connect a 100Ah battery in parallel to a 50Ah battery there is no way for these two batteries to equalise and therefore you can’t charge them correctly. So for example connecting a 60Ah calcium starting battery to a 120Ah AGM via a VSR (Voltage Sensing Relay) you cannot charge both batteries correctly and from that day onwards you are prematurely destroying both battery packs. Same theory applies with lithium’s it’s still a battery pack.

What’s the solution? A DC-DC charger, you now have a permanent point of isolation (meaning that both batteries are never connected to each other in parallel). The DC-DC charger takes the surplus power from battery A (engine) and chargers battery B (aux/house). This device now allows any battery capacity and or chemistry to be used.

What if both batteries are the same, can I run a VSR between exactly the same two batteries?

Yes you can, but lithium’s have a different voltage curve, so you would still need to use a programmable VSR to dial them in correctly. However these devices draw a lot of power when engaged to so it’s best to run the two batteries in parallel and run a load disconnect instead of a VSR.

The advantages of the lithium battery cell chemistry

Lithium battery cells have a super low resistance so are very easy to charge and very efficient. This level of efficiency means you can charge them at very high C rates. For example if you look at the charge rate of a 100Ah AGM battery the recommended charging current will be around 25A, which is a 0.25C charge rate. If you consider the DCS 12V 100Ah Lithium battery it can be charged at up to 70A which is a 0.70C charge rate. This means you no longer need to consider DC-DC chargers as you can connect our batteries directly to high power charging devices such as suitable alternators, or large buck boosters. For example our popular dual 90Ah battery system for boats and 4WD vehicles, can be connected to alternators up to 160A.

WHY CAN DCS BATTERIES BE CONNECTED IN PARALLEL WITHOUT ANY EXTERNAL COMMUNICATION SYSTEM?

Because our batteries are internally voltage regulated and because our BMS has such a high sustainable peak discharge current they will do an amazing job of equalising very quickly.

WHAT HAPPENS IF I FULLY DISCHARGE MY BATTERY TO EMPTY?

The BMS will open circuit the battery terminals to protect the cells. This means there is no longer any resistance in the system. The BMS needs a 12V signal with at least 1A of current to release and wakeup from a cell protection state. Most mains chargers with a lithium profile will do a slow recovery charge as will most solar regulators. Some chargers in the market today that are advertised as ‘lithium’ compatible still don’t have the firmware to do a slow recovery charge to release BMS’s. If you have a charger that will not wakeup the BMS, easiest way to wake it up is to connect a unregulated solar panel directly to the battery terminals, ensure all loads are disconnected before you do this. Having said that every system should have a suitable low cut off voltage to shutdown loads/accessories so that the batteries are not fully drained.

BATTERY MONITOR SETTINGS

Use the following settings:

Charged voltage 14.0V
Tail current 4%
Charged detection time 1min
Peukert 1.05
Charge efficiency 98%
Current threshold 0.1A
C rates: refer to the battery pack capacity

What is the best state/charge to store these batteries ?

Fully charge to 100% isolate everything from the terminals and leave for max 3 months and then cycle (fully discharge and fully charge) and leave again for 3 months etc…. Minimum 4 cycles per year to not effect the cells capacity.