... ,water pump and electromotor and so on.HW30 rotary switches series have six current ratings: ... 32A,40A, 63A,80A and 100A,HW30 series has the fingerproof terminals,which offered extra ... advantage,HW30 rotary switches series excllence:insulated distance is ... than others,disconnecting quickly apply for DC switch,HW30 rotary switches series comply with:IEC 60947- ...