... key switch IP65 1.CE&ROHS approved, 2.fixing size:22mm/30mm 3.OEM service,over 25 years experience rotary key ... (Mechanical)600,000 for AC, 250,000 for DCLife Expectancy(Electrical)300,000 for latching, 1,000,000 for momentary Mechanical ... ,24V,36V,48V, 110V,220V,380V AC 110V, 220V, 380V 22mm/30mm rotary key switch IP65