6-inch diameter for universal mounting flexibility in most Trane and American Standard air handlers

System Protection: Acts as a primary safeguard against iced coils and low refrigerant symptoms by alerting the system to abnormal temperature variances

the 100164435 utilizes advanced thermistor-based logic to provide accurate temperature readouts and maintain consistent setpoints under varying load conditions

Wide Temperature Range: Rated for fluid temperatures ranging from 35°F to 284°F

high-grade mounting screws

Resideo R8228B1012 Relay 320074-702 6-inch diameter for universal mountingThe Resideo R8228B1012 Relay is a field proven heavy duty switching relay engineered to handle demanding electrical loads in refrigeration, air conditioning, and industrial heating applications. This 24Vac coil switching relay features a Single Pole Double Throw (SPDT) configuration, providing reliable logic for both normally open and normally closed circuits. It serves as the direct R8228B1012 HN61KA016 replacement, facilitating a seamless upgrade