... Origin:Chaozhou,ChinaUsage:auto type transformer,transformer type welding machine,welding transformers typesCoil Structure:Toroidal Coil Number: According to ... of transformers available, PQ, CI, UI, EFD, EP, ER, EPC, POT, RM and EE High frequency transformer suitable ... current sensor transformer ADSL transformer EFD series transformer ER series transformer RM series transformer EP series transformer ...