1.High short-circuit resisting ability and fine mechanical performance 2.Low power consumption

EI-41 source transformers 1. Machine-inserted silicon steel sheet with fire retardation2. Flame Retardant Nylon Bobbin

B. Wire Materials: 1. Copper, Aluminum, Aluminum Clad Copper. 2. The size of transformer total in Aluminum is larger than which total in Copper.