Duct Sensor Housing 4-Wire - 4098-9756
Duct Sensor Housings
Duct Smoke Sensor Housing with Photoelectric Sensor
Duct Sensor Housing with supervised multiple relay output, requires separate 24 VDC fire alarm power and 4081-9008 end-of-line resistor harness
The compact air duct smoke sensor housings provide TrueAlarm operation for the detection of smoke in air conditioning or ventilating ducts. Sampling tubes are installed into the duct allowing air to be directed to the smoke sensor mounted in the housing.