MICRO SWITCH™ Environmentally Sealed Limit Switches: EN Series, Single Pole Double Throw (SPDT), 4 A Resistive at 28 Vdc, Stainless Steel Enclosure, Roller Plunger Actuator with Roller Guide Retaining Lock Ring, Resistant to Hydraulic Fluid, (3) 1829 mm [72 in] Lead Wire Termination (20 Gage) Side Exit, Leads Marked with Circuit and Gage, FAA-PMA Approved