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Why is my one-pipe thermostat failing to regulate branch pressure
Manual Override: Includes a top-accessible manual switch to bypass the timer for instant equipment testing
cracked vacuum tubing
this manual reset limit switch serves as a critical safety component to protect blowers and heat exchangers from thermal damage
Always cross-reference the original part number on the existing relay to ensure the trip rating matches your specific compressor requirements
York S1-025-17620-702 Pressure Control Els PW 17895 Why is my one-pipe thermostatThe York S1 025 17620 702 Pressure Control is a critical high pressure safety cut out designed for precision monitoring in residential and commercial HVACR systems. Built for the rigors of field service, this OEM York replacement part features a fixed setpoint of 398 PSI Open and 310 PSI Close, ensuring the compressor is protected from excessive head pressure. When system pressures exceed safe operating limits, the switch breaks the control circuit to
US$ 189.00
US$ 129.00
