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AJ24210 25.6V 210Ah Efficient Power Battery for Marine Applications

Seamless Energy Solutions for a Sustainable Future: Discover the Power of Our Batteries.

  • AJ24210

AJ24210 25.6V 210Ah Efficient  Power Battery for Marine Applications

Product advantages


Our batteries maintain over 80% of their capacity even after undergoing 1C charge and discharge cycles at 100% depth of discharge (DOD) for an impressive 3,500 cycles.


Our batteries weigh just 25% of an equivalent lead-acid battery, providing a significant weight advantage.


Effortlessly expandable in parallel or series configurations to achieve greater capacity or voltage levels.

Rapid Charging at 1C:

High-performance output capable of continuous 1.5C discharge and 10C pulse discharge.


Our LiFePO4 batteries offer superior thermal and chemical stability, equipped with comprehensive built-in protection functions, including safeguards against overcharging, overdischarging, overheating, and short circuits, ensuring maximum safety.

Production information

Model Nominal Voltage Nominal Capacity Stored Energy Weight Dimension (LxWxH)
AJ24210 25.6V 210A 5.37kWh 52kg 550x350x225mm
Operating Current Protective Current Serial Connection Parallel Connection IP Protection Peak Discharge Current
100A 110A Max2S Max4P IP 67 400A

Product Features

LONG LIFEDurability: Designed for a remarkable lifespan of 10 years, our batteries surpass lead-acid alternatives by lasting over three times longer, providing you with reliable power for extended periods.

ULTRA SAFEUncompromising Safety: With complete thermal and chemical stability, coupled with a range of built-in protection functions, our battery ensures the highest level of safety, granting you peace of mind in all applications.

ALL-WEATHER PERFORMANCEYear-Round Reliability: Our batteries excel in all weather conditions, operating flawlessly even in freezing temperatures as low as -4°F (-20°C). With the optional self-heating function, they can also be recharged efficiently in cold environments, ensuring consistent performance regardless of the climate.

FAST CHARGE ANY TIMERapid Recharge on the Go: With significantly faster charging speed compared to lead-acid batteries, our power batteries allow you to conveniently top-up your energy levels during a quick coffee or meal break, ensuring you're always powered up and ready to go.

LOW SELF-DISCHARGELong-Lasting Power Retention: Experience the advantage of our power batteries with ultra-low self-discharge, ensuring that they retain over 97% of their charge each month, minimizing energy loss and maximizing efficiency for long periods of storage or intermittent use.

COST EFFECTIVEEconomically Efficient: Benefit from our cost-effective power batteries with minimal maintenance requirements and an exceptionally long lifespan, ensuring a rapid return on investment and significant savings over time.

ECO-FRIENDLYEnvironmentally Conscious: Embrace our eco-friendly power batteries that eliminate the risk of acid spills, harmful fumes, and corrosive effects, contributing to a cleaner and safer environment for all.

ZERO MAINTENANCEMaintenance-Free: With our sealed battery units, you can enjoy the convenience of zero maintenance, allowing you to focus on maximizing the benefits of our power batteries without any hassle or additional upkeep.

Production comparison





Lead-Ac id Battery

AJPOWER LiFePO4 Battery vs Lead-Ac id Battery
Stable discharge condition LOW TEMPERATURE Unstable discharge condition
> 3,500 times CYCLE LIFE < 500 times
10 years DESIGN LIFE 3 years
As little as 1 hour CHARGING TIME Up to 8 hours
No charging memory, charge anytime CHARGING FREQUENCY Charge everyday after using
Multiple built-in protection, thermal and chemical stability SAFETY Gas inside may cause explosion
85% or more of the rated capacity at high load operation USEABLE CAPACITY 30%~50% of rated capacity at high load operation
Save about 70% over 5 years BATTERY COST High costs per year
Zero maintenance MAINTENANCE Frequent maintenance required
No pollution POLLUTION Yes. Noxious gases can be released during charging

 Company Information

AJ POWER is your comprehensive energy solution provider, recognized with ISO9001 certification from TUV Rheinland since its inception. Our extensive portfolio encompasses power battery systemshousehold energy storage systemsRV energy storage systemsportable power stations, and a range of accessories.

With the support of our proficient R&D team, we excel in delivering not only standard products but also tailor-made solutions to meet your unique requirements.

who we are

We offer a diverse range of energy solutions including solar panels, 51.2V series LiFePO4 batteries, solar charge controllers, and inverters or hybrid inverters.

Our offerings cater to both off-grid and on-grid applications, providing households with energy solutions ranging from 5KWh to 60KWh. For off-grid vehicle solutions, we provide flexible solar panels, solar charge controllers, 12V or 24V LiFePO4 batteries, pure sine wave inverters, and DC converter chargers or battery chargers.

Additionally, our portable power stations are available in a range of capacities from 300W to 3000W, accompanied by foldable solar panels utilizing PET and ETFE technology with a remarkable 23.2% charge efficiency.

Furthermore, we specialize in customizable IoT solutions tailored to various industries and fields.

who we do

We are committed to providing personalized and efficient service, ensuring a one-to-one experience with our customers.

Our dedicated team takes swift action, responding to inquiries and requests within 12 hours. We understand the importance of flexibility in order arrangements, accommodating specific requirements and preferences. As part of our commitment to delivering exceptional service, we offer 3D drawings within 3 days to provide a visual representation of the desired product.

Additionally, once all specifications are confirmed, we can swiftly develop a prototype within 7 days. For bulk orders, we prioritize efficiency and aim to deliver within 20 days, ensuring a seamless and timely process from start to finish.

Company Services

Product advantages

Production information

Product Features



 Tel/Fax : +86 -13822435452

 Email :

 Email :

Building 1, Yilida Business Building, Pengjiang District, Jiangmen City, Guangdong Province, China



The company specializes in the residential and commercial market, aiming to deliver the most cost-effective and fit-for-purpose solutions.
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