LiftMaster Rolling Door Interlock Switch | LIF-50-12949 Ritron Our product includes a power

Our product includes a power source

Primary 115V

the Doorking Wireless Field Test Kit ensures that you can perform diagnostics with precision and ease

low - up to 7

A separate locker on the top of the safe is ideal for storing long-term valuables

LiftMaster Rolling Door Interlock Switch | LIF-50-12949 Ritron Our product includes a powerLiftMaster 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