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For Smarter Homes and Greener Future

HAIKAI Energy Storage Company

Energy Storage System Manufacturer

HAIKAI specializes in energy storage and back up power solutions:


  • Battery Management System

  • Battery Pack

  • Commercial and Industrial back-up power

  • Energy storage system for EV charging station

  • Residential Energy Storage System

Conformité Européenne CE Certification
International Electrotechnical Commission IEC Certification


HAIKAI Products

Harmony Residential Energy Storage Background.png

Residential Energy Storage

High-performance modular designed energy storage system for your home. With the emphasis on safety, ease of installation, and aesthetics.

Commercial 5kWh Lithium LFP Battery Pack

Commercial Energy Storage

Incredibly flexible energy storage solution for small to medium scale applications. 

Industrial Energy Storage Systems

Industrial Solutions

With 20 years of experience, we provide intelligently engineered customizations projects, OEMs, and solutions for large-scale applications.

Company Facts

20 +

We have over 20 years experience in the

back-up power industry as manufacturer and solution provider.


We pride ourselves in ingenuity, proven by the awarded patents of our BMS, utility model, software and other innovations in the field of energy storage.


Our factory occupies 1.53 hectares of land, giving us the ability to take on upscale projects and multiple projects at the same time.


Our mission is to be our customers’ trusted partner by delivering world-class manufacturing services. We are currently the pack battery manufacturer of CATL.

HAIKAI Energy Blogs

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Xiamen, Fujian, China

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