203 AC/DC smoke alarms provide 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.
203 AC/DC smoke alarms are available as mains powered with battery backup, or battery-only models, and are suitable for general residential applications.

Features:

·    Photoelectric smoke sensor
·    Integrated indicator provides visual indication of an alarm condition
·    Test and Hush features in a single button
·    Test button verifies battery and alarm operation
·    Hush feature to temporarily silence unwanted alarms
·    Loud 85 dB sounder to alert occupants
·    Mains powered with user-replaceable DC 9 V back-up battery for continuous operation
·    Separate AC mains power LED indicator
·    Safe mains power disconnect when changing battery
·    Battery-only models available with carbon-zinc or 10-year lithium-ion batteries
·    30 day low battery warning signal
·    Battery missing indicator
·    Twist-on mounting base
·    Tamper-resistant locking pin
·    Interconnection function available to connect up to 38 units together
·    Easy installation

Ordering Information:
FAQ:
Q1:Are you a manufacturer or trading company?
A1:Numens is a professional fire alarm system manufacturer.
 
Q2:What kind of production service do you provide?
A2:The whole fire alarm system,include Addressable system, Conventional system, Residential system and so on....
 
Q3:What kind of certification do you have?
A3:Numens was EN,BSI,UL,SGS certified and all the products were produced under these major international standard .
 
Q4:What is the lead time for new order?
A4:The lead time for new order is 25 days after confirm order.
 
Q5:How do I get price information?
A5:Sales representatives are responsible for providing detailed price information within 1 workday after get your inquiry.