York S1-024-36027-000 Limit Switch 321894-706 or power-stealing configurations to suit

or power-stealing configurations to suit various field wiring scenarios

Common Questions What is included in the ASCO 304-083 rebuild kit

utilizing the correct exhaust vent assembly ensures the system maintains the pressure differentials necessary for safe combustion

Designed with sweat connections for secure brazing and a hermetic seal to prevent refrigerant loss

updated replacement for the now-obsolete 9003407105 and 9003407005 versions

York S1-024-36027-000 Limit Switch 321894-706 or power-stealing configurations to suitThe York S1 024 36027 000 Limit Switch is a critical high temperature safety control designed for precise thermal management within HVAC furnaces and electric heaters. This genuine OEM replacement part is engineered to open the electrical circuit when the internal plenum temperature reaches its 160 degree Fahrenheit cutout point, effectively preventing heat exchanger damage or unsafe operating conditions. Once the system cools to the 50 degree