Amana-Goodman 1370900S Limit Switch The York S1-7705-3591 is a

The York S1-7705-3591 is a critical high-limit safety component engineered for precise thermal monitoring within residential and commercial gas furnaces

This is an interchangeable hub style blade

and CMF95072T series units

this unit is built to withstand high-ambient temperatures common in rooftop and outdoor installations

Amana-Goodman 1370900S Limit Switch The York S1-7705-3591 is aThe Amana Goodman 1370900S Limit Switch is a critical safety component designed for precise thermal regulation within the GSMS080 4 and GSM 080 4 model series. Engineered for seamless integration into Goodman and Amana furnace systems, this normally closed (NC) thermal switch acts as a primary safety boundary for the heat exchanger. The B1370910S limit switch is calibrated to trigger at a 170 degree Fahrenheit cutout temperature, effectively