Our factory specializes in ST series restorable current overload protection devices, automatic restorable current overload protection devices, current overload protection switches, temperature control...

all kinds of switches,DC power socket,Phone Jack,Terminal and so on...

Wenzhou Rockgrand Electric Co,.Ltd. is a famous manufacture with 20 years history in wenzhou, the main production areas: production and marketing all types of low electrical products such as MCB,water...