Resideo 4074ETH Flow Switch Els PW 17895 Key Benefits: Precise Thermal Protection:

Key Benefits: Precise Thermal Protection: Fixed 300°F trip point specifically calibrated for HVAC safety controls to prevent equipment damage

This wall mounting unit features a negative temperature coefficient (NTC) element

cross-reference the specific control board LED requirements in the manufacturer's parts list

With a delay-on-make range of 1–24 seconds and a delay-on-break range of 15–75 seconds

Is the CS3AH02A24 compatible with standard GC Valve bodies

Resideo 4074ETH Flow Switch Els PW 17895 Key Benefits: Precise Thermal Protection:The 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