High-Capacity 21700 LiFePO4 Battery – 3.7V 4500mAh for Power Demands

Premium lithium iron phosphate (LiFePO4) chemistry ensures superior thermal stability and extended cycle life (2000+ charges). 3C discharge rate delivers robust power output for high-performance electric motorcycles and demanding DIY projects.

Aerospace-grade nickel-plated terminals minimize resistance, enhancing conductivity and durability. Precision laser-welded internal structure prevents leakage and swelling under heavy loads.

Ideal for electric vehicles, solar storage systems, and industrial tools requiring reliable, high-density energy. UL-certified cells with built-in overcharge/overheat protection for absolute safety.

Direct factory pricing – wholesale discounts available for bulk orders (100+ units). Global shipping with guaranteed customs clearance support.