The Functional Devices RIBH1C Relay is a heavy-duty enclosed pilot relay engineered for building automation and HVAC industrial control circuits

The 018F4100 utilizes a clip-on design rather than a top-mount screw

The 6-inch 304 stainless steel probe is designed to minimize thermal logging and maximize response times within the airstream

Protect Critical Components: Prevents damage to circulator pumps and zones by cutting off the heat source before water reaches dangerous temperatures

allowing for immediate visual detection of flash gas or bubbles

Rheem-Ruud 70-23589-01 Blower Wheel Els PW 17895 The Functional Devices RIBH1C RelayThe Rheem Ruud 70 23589 01 Blower Wheel is a precision engineered OEM replacement blower wheel designed for high static pressure applications in residential and light commercial HVAC systems. Featuring a 10 5 8" diameter and a 10 11 16" width, this double inlet blower wheel utilizes a 3 4" bore for direct drive motor integration. The convex center disc configuration ensures balanced airflow distribution and structural integrity across both CW CCW