York S1-025-32693-000 Limit Switch

The York S1-025-32693-000 Limit Switch is a critical high-temperature safety component designed for York residential furnaces and HVAC systems. As an OEM replacement part, it ensures precise thermal monitoring within the heat exchanger assembly. This specific automatic reset limit switch is calibrated to open at 260°F (260Op), effectively breaking the circuit to prevent overheating, and automatically closes at 230°F (230Cl) once temperatures return to a safe operational range.

For service technicians, the York S1-025-32693-000 provides a reliable drop-in solution for faulty or "open" limits that cause furnace short-cycling or ignition failure. Its 3.85" length and 5.3" width make it compatible with various compact York furnace blower and burner housings. When diagnosing York furnace limit switch issues, replacing the old S1-025-32693-000 thermal switch restores the factory-specified safety sequence, protecting the secondary heat exchanger from structural damage and ensuring consistent airflow regulation.

• Precise Thermal Calibration: Factory-set for 260°F open and 230°F close cycles to ensure accurate safety responses.
• Direct OEM Fit: Eliminates mounting modifications in compatible York, Coleman, and Luxaire gas furnaces.
• Automatic Reset Logic: Restores circuit continuity once the system cools, reducing unnecessary manual service calls.
• Industrial-Grade Construction: Built with high-quality materials to withstand the high-static pressure and thermal stress of the burner compartment.

What are the symptoms of a failing York S1-025-32693-000 limit switch?
Common signs include the furnace blower running continuously without heat, the burner shutting off prematurely (short-cycling), or the control board flashing a specific diagnostic code for an "open high limit."

Can I use a higher temperature limit switch instead of this model?
Field technicians should never bypass or increase the temperature rating. This switch is calibrated exactly to 260°F to match the heat exchanger's design limits and maintain UL safety standards.

Does this switch require professional installation?
Yes. Due to the critical safety nature of the limit circuit, it is recommended that a licensed HVAC contractor verify the airflow and gas pressure before replacing the S1-025-32693-000.

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.