Pay in 4 interest-free payments of $89.24 Learn more
Ships within 48 hours · Estimated delivery Aug 28 - Sep 2
this vent pressure switch ensures the draft inducer motor is generating the correct static pressure before allowing the ignition sequence to proceed
When troubleshooting HVAC temperature sensors or freeze stats
The Carrier HK02ZB309 Pressure Switch is a critical OEM replacement part designed for high-pressure monitoring in Carrier
With a flow coefficient (Cv) of 15 and an 1-1/8" orifice
It features a 7/8" ODF solder inlet and a 1 1/8" ODM solder outlet
Baltimore Aircoil (BAC) 313859 Thermostat 320788-704 this vent pressure switch ensuresThe Baltimore Aircoil (BAC) 313859 Thermostat is a critical electronic temperature control component engineered for precision monitoring in cooling towers and evaporative condensers. As the direct replacement for 310382, this unit maintains system setpoints to manage fan cycling and valve modulation, preventing thermal drift in industrial HVAC systems. This OEM BAC thermostat is calibrated for high accuracy sensing, ensuring the cooling tower
