Double pole changeover contacts Reed based magnetic interference protection 2 keys, keyed to differ Maximum switching voltage 50 VAC/ DC Maximum switching current 0.5 A Carry current Max 0.8 A Maximum power 10 W/VA Insulation resistance 100 MOhms Contact resistance 120 mOhms 180° key rotation (RS918-2690) 60° key rotation (RS918-2693) Operating temperature -40° to +85° C Aluminium housing material All metal lock mechanism