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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
This OEM York replacement part is factory-calibrated to a set point of -1
The York S1-024-35979-000 Pressure Switch is a critical safety component engineered for York
Common Questions: Is the P151101 compatible with 115V systems
Chemical Resistance: The exclusive compounded polyethylene formulation provides superior resistance to corrosion and environmental degradation
replacing a failed switch with this calibrated OEM unit ensures the system maintains precise operating parameters without the need for field adjustments or secondary calibration during installation
Weil McLain 510-312-166 Relay Els PW 17895 This OEM York replacement partThe Weil McLain 510 312 166 Relay is an indispensable OEM boiler replacement part specifically engineered for residential gas systems. This 120V to 24V step down transformer and relay receptacle combination delivers a stable 40VA power rating, providing the necessary current for spark ignition controls and external thermostat circuits. Designed for high performance switching, the DPDT relay configuration (Double Pole Double Throw) ensures reliable