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Extended Capacity Range: Optimized for high-flow performance with R-22
Built as a direct solution for replacing legacy E112-705-DC and E112-708 units
With a current rating of 5
Using it with R-404A will result in incorrect superheat settings and potential compressor damage due to refrigerant mismatch
System Sensor D4S Detector Sensor 30067439-890 Extended Capacity Range: Optimized forThe System Sensor D4S is a 4 wire photoelectric duct smoke detector sensor component designed specifically for integration with the D4120 duct smoke detector housing. Engineered for high performance HVAC smoke detection, this replacement sensor head utilizes an advanced optical sensing chamber to detect combustion particles across a wide range of airflow speeds. It is optimized for low flow duct smoke detection, maintaining reliable operation in
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