12A 125/250VAC (UL), 4A 300VAC(UL)10A 125/250VAC (CSA NRTL/C),10(1)A 250VAC (CQC)10(1)A 250V~μT85 (VDE, ENEC)4(2)A 250V~μT85 (VDE, ENEC)Contact resistance : 20m ohm  (MAX).Insulation resistance : 100M ohm  (MIN), DC 500VDielectric strength : 1000VAC FOR 1 MINUTEEnclosure : PBT / Nylon, UL rated 94V-2 minActuator : PBT, UL rated 94V-2 minBase : PBT / Phenollic, UL rated 94V-2 minTerminals : Silver plated CopperContact : Silver plated copperSpring : Stainless wire。