York S1-025-29041-007 Limit Switch If your current spring is

If your current spring is red and installed in a 143 series housing

This American-made 1/2 SAE x 3/8 MPT x 1/2 SAE fitting is machined from premium C360 brass

This component features a #42 drill size with a verified

A higher voltage rating on a run capacitor is a safe upgrade and provides extra protection against voltage spikes

Applying a thin layer of NSF-approved lubricant to the seal prevents binding and ensures a proper seating during hopper reassembly

York S1-025-29041-007 Limit Switch If your current spring isThe York S1 025 29041 007 Limit Switch is a critical safety component designed for precise thermal monitoring in HVAC furnaces and air handling units. Operating with a calibrated 140 170F temperature range, this auto reset limit switch is engineered to open the electrical circuit at 170F to prevent heat exchanger damage and automatically close once internal temperatures drop to 140F. As a genuine OEM replacement part for York, Coleman, and Luxaire