Gentex GN-503 Smoke & Carbon Monoxide Alarm, 120V Hardwired Interconnectable Photoelectric w/9V Battery Backup & T3 & T4 Horns (918-0005-002)
Brand: Gentex

The Gentex GN503 is a single or multiple station combination smoke and carbon monoxide alarm. It's designed for 120V hardwired use and features a 9V battery backup for ensured safety even when power is lost. This Gentex smoke/carbon monoxide alarm features a temporal 3 (T3) audible signal for smoke detection and a temporal 4 (T4) audible signal for carbon monoxide evacuation. This model features a universal mount that can be use for ceiling or wall applications.

Horn frequency 3100 Hz (nominal) Meets sensitivity requirements of ANSI/UL 2034 Relay contacts operate on battery back-up Push button self-test feature Push button functional test feature Quick-disconnect wiring harness Non-latching (self-restoring) alarm Fully insect protected Red LED pulses every 30 seconds, green LED for AC power on Mounting hardware adapts to standard junction boxes, including but not limited to 4x4x2-1/8 octagon Dust cover to prevent contamination during installation Low or