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It changes state whenever the contactor coil is energized
Optimized Power Draw: The 10-watt power rating ensures efficient valve actuation with low holding current requirements
the ST-D24 is designed for high-demand environments
it operates effectively within a temperature range of 40
Fixed Setpoints: Factory calibrated to 26°F Open / 38°F Close for consistent coil protection without manual adjustment errors
Resideo 4074ETH Flow Switch Els PW 17895 It changes state whenever theThe 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