NEMA 4 Watertight Interlock Switch for Genie HX/RHX Jackshaft Commercial Overhead Door Operators. Interlock Switch - Genie 111825.0001.S. Enclosure: NEMA 4. Contact configuration: Normally closed, opens when door is manually locked. NEMA 4 watertight enclosure rating for wet and wash-down environments.
A: The interlock switch prevents the motor from operating when the door is in the manual lock position, protecting the operator drivetrain and ensuring safe operation of the jackshaft unit.
A: NEMA 4 indicates the switch enclosure is rated watertight, suitable for washdown or wet environments where moisture ingress could damage a standard switch.
A: Part number 111781.0001.S is the standard (non-NEMA 4) interlock switch for the HX series. Part 111825.0001.S is the NEMA 4 watertight version for use in wet or wash-down environments.
A: Yes. Both the HX and RHX jackshaft-style commercial operators use the same interlock switch platform, and 111825.0001.S is compatible with both series.
A: If the interlock switch fails or is bypassed, the operator may attempt to run while the door is manually locked, potentially causing damage to the door, hardware, or operator drivetrain.
