Marstek Venus 3.0 Stackable Battery

Marstek is a professional energy storage brand specializing in high-performance lithium battery solutions for residential and mobile use. The Venus series, including the Venus 3.0, is designed as a modular, stackable system that allows homeowners to expand their energy capacity according to their needs. These batteries are primarily built using Lithium Iron Phosphate (LiFePO4) technology, which is favored for its safety and long lifecycle.

Manufactured in China, the brand operates under the umbrella of Shenzhen Marstek Energy Co., Ltd. The company integrates research, development, and production to deliver AC-coupled and DC-coupled systems that are increasingly popular in European markets, particularly Germany, for solar self-consumption and grid independence. The brand is known in the tech community for its local-control capabilities via Modbus, allowing for integration with smart home systems like Home Assistant.