Duct Smoke Detector, L 14 1/2 In, Edwards Signaling, Mfr#: SD-4WJ

Duct Smoke Detector, Photoelectric, Finish Clear Plastic, Surface Mounting, Alarm Current 35 mA, Peak Output (dBA) -, Flash (Candela) -, Standby Current (uA) 25 uA, Depth (In.) 1 7/8 in, Height (In.) 5 7/16 in, Length (In.) 14 1/2 in, Width (In.) -, Duct Opening -, Duct Width (Ft.) -, Ambient Temp. Limits (F) -20 Degrees to 158 Degrees F, Coverage (Square-Ft.) -, Air Velocity (FPM) 100 to 4000 fpm, Alarm Aux. Contact @ 250V -, Alarm Aux. Contact @ 30VDC -, Alarm State (mA) –