China Interconnect Residential Smoke Alarm with Carbon-Zinc Battery

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:

Part NumberCarbon-Zinc BatteryLithium-Ion BatteryMains PowerInterconnect203-001√---203-002-√--203-003√--√203-004-√-√203-005√√√-203-006√-√√

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.