Carrier HK06MB021 Pressure Switch Refrigerant spider webs

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the "E" series features extended connections specifically designed to allow brazing without internal component removal

When performing a Baso H91 series replacement

Optimized Flow Path: The 90-degree pattern and additional 1/2" FPT side outlets (with plugs) offer versatile piping options for custom manifold setups

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

Carrier HK06MB021 Pressure Switch Refrigerant spider websThe 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