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

this flue exhaust safety switch ensures the system shuts down if exhaust gases exceed safe thermal parameters

Can I use this for resistive heating loads

The Fetco 1071

Can I use this to replace a shorter insertion limit

York S1-024-35271-000 Pressure Switch As long as the systemThe 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