the Nordyne 626491R Defrost Sensor is the specific OEM replacement part required to restore proper defrost cycle initiation

this ICP 1172148 replacement provides the electrical stability needed for demanding International Comfort Products cooling systems

Ensure your burner tubes are free of obstructions and that these are seated properly to maintain the intended HVAC gas flow rate and system efficiency

Correct orifice sizing is critical for achieving the proper air-to-fuel ratio and preventing issues like delayed ignition or soot buildup

Functional Devices RIBMN24S Relay the Nordyne 626491R Defrost SensorThe Functional Devices RIBMN24S is a high reliability 2. 75" track mount pilot relay designed for seamless integration into building automation systems (BAS) and HVAC mechanical rooms. This 15 Amp SPST relay features a 24 Vac dc coil, providing versatile control for HVACR equipment, lighting loads, and motor circuits. Engineered for the field, it includes a built in override switch for manual testing and maintenance, allowing technicians to bypass the