25.6V LiFePO4 Solar Battery 2.56kWh 3kWh Home Energy Storage System WIFI Monitoring Residential ESS Off-Grid Backup Power

Product Description

Energy Storage System

Product Information

BOX40S Series LFP Battery

The BOX40S series product is a cutting-edge lithium iron phosphate (LFP) battery, featuring a single unit energy design of 25.6V 2.56kWh/3kWh/5.12kWh/6kWh. It supports up to 16 units in parallel, making it ideal for multi-person households. Offering outstanding performance of safety, reliability, and flexibility, it's the perfect choice for users looking to enhance energy efficiency and optimize their energy storage solutions.

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Manufacturing Strength & Quality Control

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Support OEM & ODM

Professional R&D team covering Structural Design, Electrical Design, Fluid Simulation Design, Professional Matching of BMS and PCS, and comprehensive Verification Tests. Our team of mechanical, BMS, electrical, application, and technical support engineers ensures a reliable, one-step energy storage solution from custom design to mass production.

ISO9001 Standard Quality

With 37 integrated production processes and 7 steps of rigorous quality verification, we maintain high standards of stability. Our complete quality control system covers incoming material verification, in-process checking, and final output inspection. We perform 100% full testing and aging cycles on all units.

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Industry Certificates

Exhibition Experience

Global Trade Shows

Transportation & Package

Safe Packaging and Delivery

To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.

Frequently Asked Questions (FAQ)

Q1: Are your batteries safe?

Our batteries are exceptionally safe. All units utilize stable components, including a LiFePO4 cathode and a built-in Battery Management System (BMS). The BMS protects the cells against excessively high or low voltages, high currents, short circuits, and extreme heat or cold to prevent battery failures.

Q2: How do I choose the correct lithium deep cycle battery for my application?

For standard 12V, 24V, or 48V systems, LiFePO4 (Lithium Iron Phosphate) is the optimal choice. The voltage is highly compatible with AGM setups and integrates with components in RVs, boats, off-grid systems, solar home applications (such as refrigerators, air conditioners, and washing machines), telecommunication towers, and hybrid solar energy setups.

Q3: Can these batteries be used in series or parallel?

Yes, they support parallel connection (up to 15-16 units depending on configuration) to scale system capacity, allowing for energy storage configurations up to 150kWh+.

Q4: Can this battery pack be compatible with my inverter?

Yes, our battery packs are compatible with most major brands of inverters on the market, including Deye, MUST, SMA, Growatt, Solax, Solis, Sungrow, Sofar, Voltronic, Sorotec, Studer, and others.

Q5: What is the lifespan and cycle life of the BOX40S series battery?

The BOX40S series features premium LiFePO4 cells designed to deliver over 6,000 charge and discharge cycles at 80% Depth of Discharge (DOD), ensuring long-term operational efficiency and system durability.

Q6: What is the benefit of the integrated Battery Management System (BMS)?

The built-in BMS actively monitors and balances the individual cells. It acts as a safety shield, protecting the entire battery system from common hazards like over-charging, over-discharging, short circuits, and thermal runaway.

Send a message to get more details and technical support.

Our engineering team is ready to assist you with tailored energy storage solutions.

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