Smoke Detector Plastic 2-1/4 H

Duct Smoke Detector Photoelectric Finish Plastic Duct Mounting Alarm Current 16.0mA @ 230V AC 32mA @ 115V AC 56mA @ 24V DC 74mA @ 24V AC Depth (In.) 7 1/4 in Height (In.) 2 1/4 in Length (In.) 9 1/8 in Width (In.) 7 1/4 in Ambient Temp Limits (F) 32 Degrees to 140 Degrees F Air Velocity (FPM) 500 to 4000 fpm Amps AC 10 A Humidity Range ( Percent RH) 10 to 85 Percent RH Non-Condensing/Non-Freezing Voltage 115V AC 230V AC 24V AC 24V DC