LiftMaster Rolling Door Interlock Switch | LIF-50-12949

LiftMasterSKU: LIF-50-12949

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LiftMaster Rolling Door Interlock Switch | LIF-50-12949

NEMA 1 switch is engaged by rolling door lock mechanism and disables operator control circuit when door is locked, preventing electrical operation of door when locked.

Mounts at bottom of door guide, requires 2-wire connection to operator. 

May be used with all LiftMaster industrial operators on rolling doors.
Also known as:
  • 50-4001R
  • 50-4001L

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