Zhejiang Sandi Electric Co., Ltd. (Sandi Electric), founded in 2008, has since dedicated 16 years to R&D, production, and service in the field of power inverters, battery energy storage system, and integrated solar inverter/controllers. Our company is widely recognized for our extensive product range, reliable quality, and exceptional service. Our products are utilized in the battery off-grid solar power system and battery energy storage system for public electricity (solar power supply), residential power supply, communication industry.