32700 6000mAh 3.2V LiFePO4 Battery

This 32700 LiFePO4 cell delivers 6000mAh of stable, high-cycle-life power in a robust cylindrical steel casing, making it a reliable choice for anyone building DIY battery packs, solar energy storage systems, e-bikes, power tool banks, or UPS backups. Unlike standard lithium-ion cells that sag from 4.2V down to 2.8V across a discharge cycle, this lithium iron phosphate chemistry maintains a remarkably flat voltage curve around 3.2V-3.4V from full to empty, giving connected electronics a steadier and more predictable power supply throughout use.

Beyond voltage stability, LiFePO4 chemistry is prized for its safety profile, being significantly more resistant to thermal runaway compared to lithium cobalt or lithium manganese cells, and for its exceptional longevity, rated for thousands of charge and discharge cycles rather than just a few hundred. This makes the 32700 cell particularly well suited to hobbyists and engineers building long-term battery packs where reliability and safety matter as much as capacity.

Four of these cells wired in series can even substitute for a 12V lead-acid battery, since their combined charge voltage lines up closely with traditional lead-acid charging equipment. Whether you are assembling a solar power bank, an e-bike pack, or a robust UPS system, this cell offers dependable performance backed by proven LiFePO4 durability.

Specification:

• Cell Model : 32700
• Chemistry : LiFePO4 (Lithium Iron Phosphate)
• Nominal Voltage : 3.2V
• Nominal Capacity : 6000mAh
• Charge Cut-off Voltage : 3.65V
• Discharge Cut-off Voltage : 2.0V – 2.8V
• Cell Dimensions : 32 x 70mm
• Weight : ~140g
• Internal Resistance : ≤7mΩ
• Cycle Life : ≥2000 Cycles (1C, 100% DOD)
• Standard Charge Current : 0.2C – 0.5C