Qidianfy 12V 314Ah LiFePO4 Battery | Bluetooth
- 4019Wh Capacity: Reliable power for RVs, solar systems, marine, camping, and home backup applications.
- 200A Smart BMS Protection: Advanced protection against overcharge, over-discharge, overheating, overcurrent, and short circuits.
- EV-Grade LiFePO4 Cells: 4000+ cycles at 100% DOD and up to 10 years of service life.
- Expandable to 64.30kWh: Connect up to 16 batteries (4P4S) for large-scale home and off-grid energy storage.
- 100A Max Charge Current: Supports up to 100A charging for faster recharge times and reduced downtime.
- Low-Temperature Protection: Automatically stops charging below 32°F to protect battery performance in cold environments.
- Compact Yet Powerful: Only 55.78 lbs while delivering 4019Wh of usable energy.
- 5-Year Warranty & Certified Safety: Backed by a 5-year warranty and certified to UL, FCC, CE, RoHS, and UN38.3 standards for dependable performance.
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TOP EV-GRADE LiFePO4 CELLS
Built with premium EV-grade LiFePO4 cells, this battery delivers exceptional safety, stability, and longevity. Rated for 4000+ cycles at 100% DOD, it provides reliable power for RVs, marine electronics, off-grid systems, and outdoor adventures.
Low-Temp Protection for Long-Term Reliability
The battery automatically stops charging below 32°F (0°C) and discharging below -4°F (-20°C), then safely resumes charging at 41°F (5°C)—helping protect the battery and extend cycle life.
Lighter, Stronger, More Durable
At only 55.78 lbs, this battery is 13% lighter than a comparable lead-acid battery while delivering 4019Wh of usable energy. With a 10-year lifespan and 4000+ cycles, it provides longer-lasting power with less weight and maintenance.
200A Smart BMS Protection
The battery integrates a self-developed 200A Smart BMS for stronger power delivery, enhanced system protection, and long-term reliability. Equipped with 20+ advanced safety protections against overcharging, over-discharging, overcurrent, short circuits, and extreme temperatures, it ensures safe and dependable performance for RV, solar, marine, and off-grid applications.
Power That Grows With You
Expand from a single battery to a powerful 4P4S energy system as your needs evolve.
Adventure without limits.
Ready when the grid isn't.
Built for bigger projects.
Why Choose Our Batteries?
Certified safety and performance, proven cost savings, 5-year warranty protection, and fast US warehouse shipping with 24/7 support.
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FAQ
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Yes. This battery supports up to 4 in series (2S/3S/4S for 24V, 36V, or 48V systems) or up to 4 in parallel (4P) to expand total capacity to 1256Ah (theoretical maximum). For best performance and safety, please use batteries of the same model, capacity, and state of charge.
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Yes, it is compatible with solar charging systems for home backup, RV, van life, camping, and off-grid energy storage.
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Yes. The battery has an IP65 waterproof rating and a built-in 200A BMS that protects against overcharge, over-discharge, overcurrent, short circuit, and extreme temperatures. It’s reliable for marine, RV, solar storage, and off-grid use.
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The 12V 314Ah LiFePO4 battery delivers 4,000+ cycles at 100% DOD, depending on usage and conditions. This translates to a service life far longer than traditional lead-acid batteries.
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With a dedicated 100A fast charger, this battery can be fully charged in approximately 3 hours (from 0% to 100% at room temperature). Actual time may vary slightly based on initial charge level and ambient conditions.
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Store the battery at 30%-50% charge in a cool, dry place. We recommend charging it every 6 months when not in use to prevent over-discharge and maintain optimal performance.