Dongguan TOPRO Electrical Technology Co., Ltd. is a manufacturer with a production base located in Youxian County, Hunan Province, specialized in manufacturing various kinds of thermal protectors and thermal switches, such as 17AM1 series, 17AM1+PTC series, 6AP1 series, 6AP1+PTC series, BW 9700 series, BH-TB02 series, KW series, KSD301 series, TM1 series, etc. All products are widely used in various types of motors, lamp ballasts, transformers, battery packs, LED driver power, power switches, electric tools, and the fields of over current or over temperature protection for various household appliances and industrial appliances.

With professional technical team, advanced production and testing equipment, mature production technology, and strict quality management, our company has not only passed ISO9001:2008 but all products are compliant with RoHS, UL, cUL, VDE and CQC certifications. Adhering to the quality policy of "to solve problems systemically and prevention is better than remedy", we win good business reputations from domestic and overseas customers. Moreover, in order to satisfy our customers with more comprehensive products solutions, we also have well cooperated with some domestic and foreign counterparts.

With strong production capacity and good industry relationships, we are confident that we can fulfill our clients with first-class product quality, most competitive pricing and perfect after-sales services. If you have any thermal protection needs, please provide us with your specifications concerning the specific current, break periods, trip off temperatures, wire leads and mounting conditions and we will help you select a matching thermal protector and send free samples to you.