1S2P protected 18500 3.6V/3.7V 5200mAh li-ion battery pack with wires out

The 5200mAh li-ion battery pack from Keeppower is a high-performance 1S2P 18500 rechargeable lithium-ion battery solution, designed for stable power delivery, long cycle life, and enhanced safety. With a nominal voltage of 3.6V / 3.7V and built-in protection circuitry, this battery pack is ideal for industrial equipment, medical devices, IoT systems, portable electronics, and OEM/ODM applications. Backed by over 15 years of lithium battery manufacturing experience, Keeppower ensures every battery pack meets strict quality, safety, and consistency standards. 1. 18500 Li-ion Rechargeable Battery Pack 1S2P 5200mAh 2. Typical Capacity:5200mAh (Min. Capacity: 5040mAh) Can be customized 3. Nominal Voltage: 3.6V/3.7V 4. In Built Safety Circuitry, IC made in Japan, Protection Circuit (Against over charge, over discharge, over current and short-circuit.) 5. Over 500 charge-discharge cycles 6. Customize option: Capacity, Max. discharge current, Private label, Wires/Connectors Packing… 7. Battery Certification：can be applied for according to your needs, with low cost and fast turnaround time. 8. Factory qualifications and product certificates obtained include：ISO9001, ETL, UL2042, CB(IEC62133),CE,ROHS,REACH,UN38.3,MSDS,CCC…