Small commercial & industrial energy storage
Suitable for shops, factories and logistics parks, realize peak‑valley arbitrage, reduce electricity cost; support multi‑unit parallel for higher capacity demand.
51.2V A48V420GE 21.5kWh LFP Solar Storage Battery
≥6000 Cycles, IP65 Protection, 21.5kWh Large Capacity | OEM & ODM Customizable Floor-Standing 51.2V LFP Battery with BMS Protection for Solar Energy Storage & Backup Power
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- Patented aerosol fire extinguishing device to boost battery safety level.
- ≥6000 charge‑discharge cycles, 15‑20 years service life, reliable long‑term investment.
- Integrated BMS for over‑charge, over‑discharge, over‑current & temperature protection; RS232/RS485/CAN communication for inverter compatibility
- Supports up to 15 units parallel connection, flexible capacity expansion for home /commercial storage.
- UN38.3, MSDS, IEC certified, meets European market import requirements.Low minimum order for OEM service, build your own energy storage brand.
Product Features
Built‑in Aerosol Fire Suppression
6000+ Deep Cycles
Smart BMS Protection
15 Units Parallel Expansion
IP65 Protection Grade
OEM & Private Label
Product Description
Product Advantages
Our blade lithium‑iron‑phosphate storage battery delivers 21.5kWh usable energy for residential rooftop solar, off‑grid houses and small commercial energy storage projects. Equipped with innovative built‑in aerosol fire suppression unit, it significantly improves system safety. Compact footprint, fast response and eco‑friendly design, together with 6000+ deep‑cycle lifespan (15‑20 years service life), make it ideal for long‑term solar storage solutions. Low‑MOQ OEM & private label service available.
Product Description
Designed for residential rooftop PV systems, off‑grid residences and small‑scale commercial energy‑storage projects. This 21.5kWh blade lithium‑iron‑phosphate battery provides reliable backup power, peak‑shaving and self‑consumption optimization. With high expandability, it can adapt to multiple scenarios including household backup power, micro‑grids, weak‑grid areas and industrial standby power. Complete certifications support smooth import for European markets, OEM customization is available.
Off‑grid houses & remote cabins
Ideal for remote cabins, island sites and weak‑grid areas, works with solar panels to build independent stable power supply system.
Residential rooftop solar energy storage
Perfect for household rooftop solar systems, maximize self‑consumption of solar power, supply stable backup power during grid outages.
