Rheem-Ruud 470018 Limit Switch the RIBU1SC provides high-reliability switching

the RIBU1SC provides high-reliability switching and immediate visual feedback for troubleshooting in the field

Skin oils can cause hot spots on the silicon carbide surface

Modular Maintenance: Simplifies service by allowing the replacement of the internal expansion valve cage rather than the entire valve assembly

For technicians troubleshooting furnace lockout cycles or intermittent burner failures

Compact Integration: The 1/8" NPT port size allows for seamless installation in tight manifold spaces or individual line mounting

Rheem-Ruud 470018 Limit Switch the RIBU1SC provides high-reliability switchingThe Rheem Ruud 470018 Limit Switch is a mission critical OEM HVAC safety control engineered for high precision thermal monitoring in residential and commercial air handlers and furnaces. This Normally Closed (NC) SPST switch is specifically orange color coded for rapid field identification and features a 145F fixed open temperature to prevent heat exchanger or blower compartment overheating. Designed with a 20F differential, the contacts are rated to