SND-500 DC smoke alarms provide battery powered smoke detection and alarm functions within a single unit.
Advanced electronics in conjunction with a photoelectric smoke sensing chamber provide early detection of fire and high immunity against unwanted alarms.
SND-500 DC smoke alarms are battery powered, do not require a mains supply, and are suitable for general residential applications.
Features:
· Photoelectric smoke sensor
· Integrated indicator provides visual indication of an alarm condition
· Test button verifies battery and alarm operation
· Loud 85 dB sounder to alert occupants
· Single DC 9 V user-replaceable battery provides up to 18 months operation under normal conditions
· 30 day low battery warning signal
· Interconnection function available to connect up to 38 units together
· Battery missing indicator