York S1-025-27747-018 Rollout Switch

Ensure critical safety operation in gas-fired heating systems with the York S1-025-27747-018 Rollout Switch. This genuine OEM furnace safety control is engineered to monitor flame behavior and interrupt the burner circuit if temperatures near the burner box exceed its 370-degree Fahrenheit threshold. As a fundamental furnace limit switch for York, Coleman, and Luxaire equipment, this component features a manual reset mechanism, requiring a technician to physically inspect the system before restoring operation—a vital safeguard against persistent flame rollout conditions caused by cracked heat exchangers or obstructed venting.

The S1-025-27747-018 rollout switch is designed for high-heat environments where precision is non-negotiable. It serves as a direct drop-in replacement for failed sensors that exhibit open circuit symptoms or physical scorching. HVAC contractors rely on this 370F rollout switch to prevent cabinet damage and fire hazards in mid-to-high efficiency furnaces. By maintaining S1-025-27747-018 compatibility throughout the burner assembly, technicians can ensure the appliance adheres to original factory safety specifications and manufacturer sequences of operation.

• Engineered Precision: Factory-calibrated to trip at exactly 370°F to prevent structural damage from flame rollout.
• Safety Logic: The manual reset design prevents the furnace from cycling automatically after a safety trip, forcing diagnostic intervention.
• OEM Standards: Guaranteed physical fit and electrical compatibility with York S1-025-27747-018 systems, eliminating the risks of generic alternatives.
• System Protection: Critical for protecting wires, gas valves, and control boards from excessive heat exposure during a rollout event.

What causes this switch to trip repeatedly?
Repeated activation of the York rollout switch often indicates a blocked flue, failed inducer motor, or a breach in the heat exchanger causing a reversal of combustion gases.

Can I bypass the S1-025-27747-018 for testing?
Bypassing any limit control is prohibited; the switch must be installed and functional to prevent dangerous fire hazards and carbon monoxide leakage.

Is this switch compatible with other brands?
Yes, this manual reset rollout switch is the standard OEM replacement for most furnaces under the Johnson Controls umbrella, including Coleman and Luxaire.

This item is not eligible for free shipping.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.