四変テック Company Profile

With technology and trust, we respond to the needs of the times.

Sihen Tech Co., Ltd. is a company that manufactures transformers and other electrical machinery and general machinery as a transformer manufacturer. We pursue new possibilities for "creative service" armed with five different technologies, including power equipment that contributes to the stable supply of electrical energy, electronic devices that support customers with our unique inverter technology, lighting equipment and electric water heaters that provide a comfortable living, and precision molds that achieve advanced press processing, all in response to our customers' needs.