Carrier HK06MB021 Pressure Switch Refrigerant contractors can meet the rigorous

contractors can meet the rigorous security requirements of process inspectors and laboratory approval bodies

Precision Geartrain: The heavy-duty metal gears ensure high stall torque and minimal backlash for accurate damper plate control

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or "short cycling" caused by internal mechanical binding or gas valve troubleshooting issues in the regulator diaphragm

As an in-line pneumatic relay

Carrier HK06MB021 Pressure Switch Refrigerant contractors can meet the rigorousThe Carrier HK06MB021 Dual Pressure Switch is the primary OEM replacement part for the now obsolete HK06NB021. Engineered for Carrier, Bryant, and Payne HVAC units, this factory authorized component manages critical safety parameters by monitoring induced draft blower performance and refrigerant line pressures. Calibrated to a specific 0. 78 W. C. pressure setting, this differential pressure switch prevents the heating or cooling cycle from continuing