ECACTUS is a home energy storage system brand owned by WEIHENG. WEIHENG is a leading domestic high-tech enterprise, specializing in solar energy, wind power plants, industrial and commercial energy storage systems, household solar storage integrated machines, lithium battery management systems, energy storage converters, smart energy control, management system development, production, manufacturing, and sales.

WEIHENG has top-notch industry-university-research chain resources and strong R&D capabilities and has formed multiple product series, including battery management systems (BMS), energy management systems (EMS), energy routers, energy storage inverters, battery systems, and other products that have been certified and approved by many international authorities such as TUV, SAA, CEC, and China Electric Power Research Institute.