MICRO SWITCH™ Sealed Aero Switches, Corrosion Resistant Steel Plunger and Bushing, MIL - S - 8805 symbol 3, Pin Plunger Actuator, Lead Wire Termination, 2 X SPDT Circuitry, Fine Silver Contact, 4 Amp Resistivity and 2 Amp Inductive at 28 Vdc.