... rotary key switch IP65 ; Specifications: Contact Rating10A, 250V ACContact Resistance ≤50mΩInsulation Resistance≥1,000mΩDielectric Strength2,500VLife Expectancy(Mechanical)600,000 ... (Electrical)300,000 for latching, 1,000,000 for momentary Mechanical Configuration:latching&momentaryPushbutton Headround, mushroom Cap colorsred, green, yellow, ... ,380V AC 110V, 220V, 380V 22mm/30mm rotary key switch IP65