Featuring a 1/2" NPT connection and a robust aluminum die-cast housing

A: The Berko 410127001 is designed for 277V electric heating systems

Precision Airflow: The 32-degree pitch and 22-inch diameter are calibrated to move the necessary CFM while maintaining low vibration levels

and Quaker furnaces

this HVAC vacuum switch is the primary solution for resolving pressure switch lockout codes

Advanced Distributor Products 76739700 Limit Switch 328140-751 Featuring a 1/2" NPT connectionThe Advanced Distributor Products 76739700 Limit Switch is a critical safety component engineered for ADP series heating units and unit heaters. This high precision HVAC limit control, specifically the L175 30F model, is designed to monitor and regulate internal temperatures to prevent equipment overheating. Operating within a 110 120V range, this thermal limit switch features a 175F opening (cut out) temperature and a 145F closing (cut in)