Heil Quaker ICP 1173821 Defrost Sensor 321894-708 requiring a technician's physical intervention

requiring a technician's physical intervention to restore operation after a trip—a vital feature for diagnosing the root cause of overheating

reducing wiring complexity and saving space in the electrical cabinet

the inclusion of 35” foam insulating tape and clear cross-reference data on the packaging ensures a professional installation and reduced vehicle inventory overhead

Key Benefits: OEM Compatibility: Direct replacement for York S1-024-36277-000

The York 025-41854-000 Pressure Switch is a critical safety component engineered for high-pressure monitoring in commercial HVACR systems

Heil Quaker ICP 1173821 Defrost Sensor 321894-708 requiring a technician's physical interventionThe Heil Quaker ICP 1173821 Defrost Sensor is a critical OEM replacement component engineered for precision evaporator coil temperature monitoring in residental and commercial heat pumps. Designed for high accuracy frost accumulation detection, this sensor measures the thermal state of the outdoor coil to signal the defrost control board when it is time to initiate or terminate a defrost cycle. By ensuring that the unit only enters defrost mode when