Carrier HK44ER121 Control 320734-701 the internal switch contacts or

the internal switch contacts or bimetal element may have reached its end of service life

What is the capillary tube length for this expansion valve

integrated sight glass

Simplified Installation: Standard mounting points allow for a faster swap-out during furnace service calls

it prevents delayed ignition and optimizes combustion efficiency

Carrier HK44ER121 Control 320734-701 the internal switch contacts orThe Carrier HK44ER121 is a factory authorized ECM Motor Control module engineered specifically for 1 2 HP blower motors in high efficiency Carrier, Bryant, and Payne furnace and air handler assemblies. As an Eon 5. 0 ECM MTR Control, this high performance interface regulates the speed and torque of electronically commutated motors to maintain precise airflow across varying static pressures. This OEM replacement control board is a direct drop in for