Seasonic USA was established in 2002 as a wholly-owned subsidiary of Sea Sonic Electronics Co., Ltd. in Taiwan to develop retail channels and to grow Seasonic as a premier retail brand in the US and Canada. Both marketing and technical support are provided by Seasonic USA.

Sea Sonic Electronics is a cutting edge power conversion technology company with a powerful, experienced engineering research and development team. Sea Sonic has provided timely and professional solutions to meet many of the IT industry's requirements since 1975.

Sea Sonic Electronics successfully entered the telecommunication and networking power conversion market in the year 2000. At the same time, we expanded our manufacturing facility to provide JIT global logistics service in order to meet increased business demand.