Overview
The 32700 LiFePO4 Battery is a high-capacity, cylindrical rechargeable cell that offers a superior balance of power, safety, and longevity. Unlike traditional Lithium-Ion chemistries, LiFePO4 is thermally stable and virtually non-combustible, making it the safest choice for indoor solar storage and electric mobility. At 4000mAh, these cells provide consistent voltage discharge, ensuring your electronics run smoothly until the battery is nearly depleted.
Key Features
Ultra-Long Cycle Life: Lasts 5x to 10x longer than standard Li-ion cells (2,000+ full charge/discharge cycles).
Maximum Safety: LiFePO4 chemistry is resistant to thermal runaway and won’t catch fire even if punctured or overcharged.
Stable Discharge: Maintains a steady 3.2V output for most of the discharge cycle, providing consistent power to your motors or inverters.
Environmentally Friendly: Contains no heavy metals like Cobalt, making it a “greener” choice for energy projects.
Technical Specifications
| Feature | Specification |
| Chemistry | Lithium Iron Phosphate (LiFePO4) |
| Form Factor | 32700 (32mm x 70mm) |
| Nominal Voltage | 3.2V |
| Full Charge Voltage | 3.65V |
| Discharge Cut-off | 2.0V – 2.5V |
| Capacity | 4000mAh (4Ah) |
| Max Continuous Discharge | 3C (12A) |
| Internal Resistance | ≤ 10mΩ |
| Weight | Approx. 145g |
Ideal Applications
Solar Energy Storage: Build 12V, 24V, or 48V packs for off-grid lighting and fans.
Electric Vehicles: Perfect for E-bikes, electric scooters, and golf carts.
High-Power UPS: Create reliable backup power for routers and CCTV systems.
Portable Power Stations: The best cell for building DIY camping power banks.
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