Mechanical Precision: Utilizes a specialized diaphragm for accurate calibration across the entire 100/290F temperature range

ensuring precise fan motor cycling to maintain optimal refrigerant temperatures across varying ambient conditions

the Belimo ZONE24NC Actuator is a solid choice

It features a 5 to 10 PSI spring range and a variable stroke ranging from 1/2 inch to 3 inches

Key Benefits OEM Compatibility: Exact drop-in replacement for York and Coleman part number S1-7945-3551

York S1-373-19801-420 Wiring Harness 318172-701 Mechanical Precision: Utilizes a specializedFor service technicians maintaining gas furnace and package unit systems, the York S1 373 19801 420 Wiring Harness provides a reliable 8 wire configuration specifically engineered for high durability internal circuitry connections. As a genuine OEM York replacement part, this harness ensures precision terminal alignment and maintains the electrical integrity of the system's control logic. It is commonly utilized in specific residential furnace models,