Greenheck 386418 Pressure Switch 326058-755 It monitors pressure thresholds rather

It monitors pressure thresholds rather than temperature probe activation

What do the LED lights indicate

this model serves as a direct replacement for the D-3073 series and a functional replacement for the older D-251 pneumatic actuators

Robust Build Quality: Built to withstand the thermal cycling typical of gas-fired unit heaters and duct furnaces

Is this wheel compatible with other brands

Greenheck 386418 Pressure Switch 326058-755 It monitors pressure thresholds ratherThe Greenheck 386418 Pressure Switch is a critical safety and monitoring component designed for precise differential pressure sensing in commercial HVAC systems. This dual air pressure switch operates by monitoring the pressure drop across filters, coils, or fan inlets to ensure proper airflow and system integrity. Engineered for high cycle reliability, the 386418 features a single pole double throw (SPDT) contact configuration, allowing for seamless