use existing mounting hardware from the T170 terminal block to secure the thermostat to the plate

including Coleman and Luxaire brands

As long as the system uses non-corrosive refrigerants and operates within the 175-275 PSIG range

the 221455A is the current

York S1-024-35271-000 Pressure Switch use existing mounting hardware fromThe York S1 024 35271 000 Pressure Switch is a critical safety component designed for precise HVAC airflow monitoring in residential and light commercial equipment. This genuine York OEM part features a single pole, normally open (SPNO) contact configuration, engineered specifically for a close on fall switching action. Bench rated at 0. 5" WC, this switch ensures that your inducer motor or blower is generating the necessary static pressure before