York Parts S1-02634028001 Gas Furnace Limit Switch

Gas Furnace Limit Switch, York Parts S1-02634028001, is a critical safety component that protects your heating system by interrupting power when temperatures reach the preset limit. This York Parts limit switch is designed for reliable operation in upflow and horizontal gas furnaces and features a temperature rating of 155°F (open) and 125°F (close).

Built for straightforward replacement, this limit switch seamlessly fits compatible York and other OEM installations. Its robust construction ensures long service life under normal furnace cycling, helping prevent overheating and improving overall furnace safety and performance. Use this furnace limit switch as part of your maintenance plan to keep your gas furnace operating within its designed thermal parameters and maintain efficient, safe operation.

• Type: Limit Switch
• Used On: Upflow/Horizontal Gas Furnaces
• Temperature Rating: Open 155°F, Close 125°F
• Model/Part: S1-02634028001 (York Parts)
• Notes: Durable HVAC safety component for reliable replacement