ensure your controller is configured for the correct resistance curve to prevent offset errors

it is recommended to use the genuine OEM 5H0730570003

Direct OEM Replacement: Ensures exact physical dimensions and port alignment for the Amana-Goodman 4022702S

ensuring factory-standard fitment

automatically closing the circuit at 120

Resideo 4074ETH Flow Switch Els PW 17895 ensure your controller is configuredThe Resideo 4074ETH Flow Switch is a critical sensing component engineered specifically for F50 and F58 Series Electronic Air Cleaners. This differential pressure switch serves as the primary interlock, ensuring the air cleaner cells are only energized when sufficient HVAC system airflow is detected. This prevents ozone buildup and protects internal components from premature failure due to static operation. The 4074ETH is a direct replacements for the