Carrier HK06MB021 Pressure Switch 320074-702 Actuator Compatibility: Direct-mount capability with

Actuator Compatibility: Direct-mount capability with Schneider Electric Forta and DuraDrive series simplifies installation and reduces labor time

It operates on 20-30Vac hardwire or battery power

Always utilize a pipe wrench on the inlet shank to prevent torque damage to the water heater thermostat housing during installation

you know that maintaining precise air-to-fuel ratios is non-negotiable for high-efficiency combustion systems

This motor features a 1/4" x 20 threaded shaft and multiple mounting options

Carrier HK06MB021 Pressure Switch 320074-702 Actuator Compatibility: Direct-mount capability withThe 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