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Key Benefits for Contractors Precise timing control to ensure optimal compressor protection
covering all standard 208/230V residential and commercial single-phase systems
plenum-rated NEMA 1 enclosure
By providing repeatable force against the positioner
High Close-Off Performance: Engineered to deliver tight shut-off to prevent leakage and thermal ghosting in inactive zones
York S1-025-27747-012 Rollout Switch Els PW 17895 Key Benefits for Contractors PreciseThe York S1 025 27747 012 Rollout Switch is a critical safety component designed for York gas furnaces and Johnson Controls HVAC systems. Engineered to respond to flame rollout or unsafe combustion conditions, this manual reset limit switch triggers at a fixed thermal threshold of 260 degrees Fahrenheit. As a Single Pole Single Throw (SPST) control, it serves as the primary circuit interrupt for the gas valve when it detects temperatures exceeding