Introducing advanced equipment, OptimumNano has been well-known as one of the professional manufacturers and suppliers of 12v lithium ion rechargeable batteries 5ah-1000ah. Our batteries are of high safety, high capacity, strong stability and long cycle life. With bulk batteries in stock, we warmly welcome you to buy or wholesale good price battery made in China from us.
IS9001:2008, TS16949 factory
The largest factory of producing 32650-3.2V-5Ah LiFePO4 cell in China
Optimum Battery Co., Ltd/Optimumnano Energy CO.,LTD is one of the largest Lithium battery manufacturers with ISO9001 and TS16949 certificates etc in China, specializing in LiFePO4 batteries with UL, CE, ,C-tick, RoHS, IEC-62133 etc certifications for 9years. We are the largest factory of producing cylindrical 32650-3.2V-5Ah/5.5Ah LiFePO4 cells in China.
As one of eight China national high and new tech enterprises, there are about 1500 staffs including 113 engineers producing batteries widely used in EV, HEV, telecommunication stations, e-bikes, e-motorcycles, UPS, solar/wind energy storage solution, home application etc..
Core Competence
? Advanced Technology: excellent technology for cells, mechanical structure design and electronics
? High Quality: stable performance with competitive price
? Top 3 marketing share:
? Good After-sale Service: strong after-sale service system with immediate response
? Professional: start to produce LiFePO4 power battery since 2006, over 10 years of experiences in R&D, production, and operation
? Concentration: only focus on 32650 cylindrical LiFePO4 cell
? Strong R&D Team: more than 1000 engineers
? Production Capacity: 1500,000 cells per day, on time delivery
? High Automation: advanced equipments for cells matching, welding and shrink PVC wrapped
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