Welcome to Zhejiang Mulang Electric Co., Ltd., a leading custom manufacturer, supplier, and factory of automatic changeover transfer switches and dual power changeover switches. Our high-quality products are designed to seamlessly and automatically transfer power supply from the main to the backup source in the event of a power outage, ensuring uninterrupted electricity supply for residential, commercial, and industrial applications. With a focus on reliability, safety, and ease of use, our automatic changeover transfer switches and dual power changeover switches are built to meet the highest industry standards and are rigorously tested to guarantee performance and durability. We offer a wide range of options to suit different power capacities and installation requirements, and our experienced team is committed to providing personalized solutions and excellent customer service. Trust Zhejiang Mulang Electric Co., Ltd. as your trusted partner for high-quality automatic changeover transfer switches and dual power changeover switches that deliver peace of mind and uninterrupted power supply when you need it most.