Backer Electric Co. Ltd.North Yorkshire, United Kingdom
Ampcontrol Pty Ltd.Victoria, Australia
Interblock ddNevada, United States
James M. Brown Ltd.Stoke-on-Trent, United Kingdom
Ardent, Inc.Connecticut, United States
Best Technology (Shenzhen), Inc.Guangdong, China
Edan Instruments, Inc.Guangdong Sheng, China
Control Devices, Inc.Missouri, United States
Ash & Lacy Ltd.
HM Power ABVastmanlands Lan, Sweden
ESSEN TECH Co., Ltd.
Bimba Manufacturing Co., Inc.Illinois, United States