LiftMaster Exterior Air Switch, SPDT | LIF-50-101-2

This Exterior 3-wire air switch features a Single Pole, Double Throw (SPDT) configuration within a durable plastic housing, designed for outdoor use. It serves as a vehicle detector for your door or gate operator. Depending on the operator's wiring, a sensing edge can either reverse the door on contact (standard edge) or, in the case of a failsafe edge.

Also known as:

• 50-100, 501012
• 000000000000501012

WARNING: It is strongly recommended that some type of safety equipment be used with every door operator. Without safety equipment, serious injury or death may result!

Genuine LiftMaster® replacement part.