CO DETECTOR W/TEST

TEST COIL FOR DH500 MODELS

COIL FOR 2151 in Duct Applicat

Gas/Smoke Detection, 12/24Vdc Operating Voltage, 2-Wire, i4 Series Combination Carbon Monoxide (CO) and Photoelectric Smoke Detector with RealTest Technology

i4SERIES CO/PHOTO SMOKE DETEC

2W I4 Interface Module

Interface Module i4

Gas/Smoke Detection, 24Vdc Power Supply, 2-Wire InnovairFlex Photoelectric Low-Flow Duct Smoke Detector with 100 to 4000 ft/min Air Duct Velocity Range