Bard HVAC 8406-135BX Pressure Switch 322838-753 With a calibrated pick-up voltage

With a calibrated pick-up voltage range of 340-360 VAC and a drop-out voltage of 50-100 VAC

Verify the part number against your furnace's data plate or parts manual

and frost formation at the metering device

Common Questions How do I wire the Trane THT2409 for 277V vs 24V applications

Bard HVAC 8406-135BX Pressure Switch 322838-753 With a calibrated pick-up voltageAs a seasoned technician, you know that protecting the compressor is your top priority when servicing high performance equipment. The Bard HVAC 8406 135BX Pressure Switch is the definitive OEM safety control designed to monitor the suction side of the refrigeration circuit. Factory calibrated to cut out at 14 PSIG, this low pressure switch acts as a critical line of defense against catastrophic failure. By instantly interrupting operation when