System Sensor


373 products

System Sensor

D4120

Gas/Smoke Detection, 24Vac/dc or 120Vac Power Supply, 4-Wire Photoelectric Low-Flow Duct Smoke Detector with two DPDT relay contacts and Test/Reset button

System Sensor

D4120W

Gas/Smoke Detection, 24Vac/dc or 120Vac Power Supply, 4-Wire Photoelectric Low-Flow Duct Smoke Detector with two DPDT relay contacts, Test/Reset button, and NEMA 4 Watertight Enclosure

System Sensor

D4P120

Gas/Smoke Detection, 24Vac/dc or 120Vac Power Supply, 4-Wire Photoelectric Low-Flow Duct Smoke Detector Power Board Component Only

System Sensor

D4PCVR

Gas/Smoke Detection, Replacement Clear Cover for Power Board Component of D4120 Duct Smoke Detector

System Sensor

D4S

Gas/Smoke Detection, 4-Wire Photoelectric Low-Flow Duct Smoke Detector Sensor Component Only

System Sensor

D4SB

OEM DUCT SENSOR, BOARD ONLY BP

System Sensor

DCOIL

TEST COIL

System Sensor

DH100ACDCI

24/120VAC/DC ION DUCT DETECTOR

System Sensor

DH100ACDCLP

INNOVAIR 4-WIRE PHOTO DUCT DET

System Sensor

DH100ACDCLWP

24VAC/DC,120/220VAC DUCT DET