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Sensing Precision: Advanced photoelectric chamber provides superior detection of large-particle smoke common in smoldering fires
As a direct OEM replacement for 626245 and 626246
Heat Resistance: The robust ceramic insulator prevents electrical leakage even during prolonged exposure to high-temperature combustion
providing reliable performance in light commercial air handling units and VAV boxes
Enhanced System Control: Supports modulating damper control and position indication for parallel actuators
System Sensor D4P120 Power Board Els PW 17895 Sensing Precision: Advanced photoelectric chamberThe System Sensor D4P120 Power Board is a critical replacement component designed for the InnovairFlex D4120 duct smoke detector series. Engineered for professional grade HVACR smoke detection, this 4 wire photoelectric power board supports multi voltage inputs, including 24VAC DC or 120VAC, providing flexibility for various field wiring requirements. As a low flow duct smoke detector component, it is optimized to function in air velocities ranging
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