Standardized Fit: Features standard 3/4" x 3/4" NPT connections and a 24-volt solenoid for seamless integration with existing control circuits

this kit provides the precise hardware needed to maintain furnace performance and compliance with manufacturer specifications

This is an OEM York part (025-42973-000)

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

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

Resideo R8228B1012 Relay 320074-702 Standardized Fit: Features standard 3/4"The 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