York S1-025-22273-001 Limit Switch 321702-401 Inspect the ceramic insulator for

Inspect the ceramic insulator for hairline cracks where high voltage might arc to the ground before reaching the tip

precisely modulating refrigerant flow into the evaporator coil to maintain a consistent 10-15°F superheat

Designed for 2

the valve features a robust brass construction capable of handling a design pressure of 700 psig and continuous operating temperatures ranging from -40°F to 300°F

the Nordyne M0090903R Motor offers a drop-in solution that restores original equipment performance levels

York S1-025-22273-001 Limit Switch 321702-401 Inspect the ceramic insulator forThe York S1 025 22273 001 Limit Switch is a critical OEM safety component designed for precise thermal management within HVAC furnace systems. This SPST (Single Pole Single Throw) fixed temperature control operates on an auto reset logic, ensuring the burner circuit opens when temperatures reach the 150F trip point and automatically closes once the system cools to 110F. Engineered for York, Coleman, and Luxaire gas furnaces, this high limit switch