Plastic rotary:with flexible handle conversion, rotary selector is easy to control, square plate and screws for easily mounting,power
Plastic circuit breaker:fine processing, selection of , assurance,on-off
3 poles rotary:silver alloy , low resistivity, conductivity, no arc, high temperature resistance, not easy to wear,3 poles power
3 poles on-off:applicable to machine tools, machinery, chemicals, textiles and other fields,plastic power
3 poles changeover:it can be used as the main of ventilation equipment, air conditioner and water pump system, and can also directly control small-capacity motors,plastic changeover