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About Us


GUANGZHOU E-SUN TECHNOLOGY CO., LTD. is a high-tech enterprise focusing on the R&D, production and sales of lithium batteries pack. The factory covers an area of 5700 square meters, with a monthly output of 20 million (refer to 12V100Ah battery).


Focusing on storage energy and power batteries for 20+ years, the company has accumulated rich experience in BMS, lithium ion battery process and application, also obtaining a number of core patent. The lithium batteries are used to household storage energy, PV power system, electric cars, electric bicycles, electric motors, golf carts, industrial equipment, instruments, industrial power etc., which are sold at home and abroad. The company has passed ISO9001-2015 quality system certification, AS18001 occupational health and safety system and the United States UL certification and the European Union CE certification and INMETRO for Brazil market. Company goal:Providing safe and reliable intelligent energy products for the world.     


As the leading vertically integrated manufacturer of lithium iron phosphate battery systems, E-SUN TECHNOLOGY has provided various lithium battery solutions for nearly all kinds of ESS applications. Thanks to our self-developed core technology in cells/BMS/system design, E-SUN TECHNOLOGY has delivered wall-mounted LiFePO4 battery storage system to more than 100+ countries serving 400,000+ users.  

48v 100ah lifepo4 battery



Factory 48v Lifepo4 Battery



——production plant






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