Nu-Calgon Zerol 200TD is compatible with most mineral oils

Superior Reliability: The hermetically sealed sensor prevents moisture ingress and eliminates the common failure points found in open-frame switches

The gas-filled

the CNT1219 provides precise thermal response and long-term stability in high-temperature environments

outlet pressure range allows for fine-tuning based on specific manifold requirements

System Sensor D4P120 Power Board Els PW 17895 Nu-Calgon Zerol 200TD is compatibleThe 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