the KR51BF415 ensures correct belt tensioning and airflow delivery

While both share a similar 5/8" nominal top width

and 200 model sizes

While the control heater operates on 24VAC

and HVACR systems

Amana-Goodman 3S500031-1 EEV 318820-201 the KR51BF415 ensures correct beltThe Amana Goodman 3S500031 1 EEV is a high precision Pulse Motor Expansion Valve designed to optimize refrigerant flow within advanced HVACR systems. Engineered specifically for Goodman and Amana heat pumps and air conditioners, this electronic expansion valve replaces traditional mechanical TXVs to provide superior superheat control and energy efficiency. By utilizing a sophisticated stepper motor, the 3S500031 1 HVAC part responds instantaneously to