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Built with double break contacts
Common Questions What is the connection size for the housing used with this cartridge
The 117-7114 comes with flexible
Common Questions How do I prevent damage during installation
York S1-024-40873-000 Pressure Switch Built with double break contactsThe York S1 024 40873 000 Pressure Switch is a critical safety component engineered for precise airflow monitoring in modern HVAC systems. Designed with a 0. 85" WC setpoint, this SPNO (Single Pole Normally Open) switch utilizes a "Close On Fall" logic to confirm the inducer motor is moving exhaust gases safely through the vent system. As a direct OEM replacement for S1 024 35786 000, it ensures factory spec calibration and timing for sequence of