Professional
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

Know More About Us

Certified

HAIKAI Products

Residential Energy Storage

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

Harmony ESS

Harmony Plus All-in-one

Commercial 5kWh Lithium LFP Battery Pack

Commercial Energy Storage

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

AES Series

Industrial Solutions

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

Industrial ESS

BMS

All-in-One ESS

Company Facts

20 +
Years

We have over 20 years experience in the

back-up power industry as manufacturer and solution provider.

20+
ESS Patents

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.

15318
m²

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

Certified
manufacturer

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