York S1-025-20709-000 Pressure Switch Els PW 17895 installing a 5-inch barometric damper

installing a 5-inch barometric damper is critical for preventing excessive heat loss and ensuring the oil burner combustion efficiency remains within the manufacturer’s specified parameters

and Janitrol single-stage gas heating units

Fast Thermal Response: Immersion design allows for high-sensitivity tracking of system fluid temperatures

Extended Lead Prep: The 11

Precision Thermal Calibration: Precisely set for a 210-240°F operating range to ensure reliable equipment protection

York S1-025-20709-000 Pressure Switch Els PW 17895 installing a 5-inch barometric damperThe York S1 025 20709 000 Pressure Switch is a factory calibrated OEM high pressure limit designed for precise refrigerant circuit monitoring in York, Coleman, and Luxaire equipment. As a critical safety component, this high pressure cutout switch is engineered to open the control circuit at 227 PSI and automatically reset when pressure stabilizes at 170 PSI. For contractors managing HVAC service and repair, this switch ensures the compressor is