Switch cover: High Temperature PBT (UL94 V-0) Switch Base: High Temperature PBT (UL94 V-0) Actuating Button: High Temperature PBT (UL94 V-0) Terminals: Brass(Plating silver) Contacts: Ag or Silver Alloy or plating Gold Spring Plate:Be Cu Alloy Auxiliary Actuator: Stainless Steel |