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    Ningbo,Zhejiang
    China 315121
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  • 203-004
  • Smoke Alarm, 9V Battery, Interconnect, Lithium Battery                                                                                            

    203-004 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.

    203-004 DC smoke alarms are available as mains powered with battery backup, or battery-only models, and are suitable for general residential applications.

    203-004 DC smoke alarm range provides home owners and installers with an easy-to-install, economical solution for life safety and property protection applications.



    • Features
    • Specifications
    • Approvals
    • Ordering Info
  • · Photoelectric smoke sensing chamber technology

    · 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

    · Surface-mount device (SMD) circuit board design

    · Safe mains power disconnect when changing battery

    · Battery-only models available with 10-year lithium-ion or carbon-zinc batteries

    · 30 day low battery warning signal

    · Battery missing indicator prevents the unit from being installed without the backup battery fitted

    · Twist-on mounting base

    · Tamper-resistant locking pin

    · Interconnection function available to connect up to 38 units together

    · Easy installation

    · Low maintenance



  • 203-004

    Primary power source

    DC 9 V

    Quiescent current

    7 µA

    Alarm current

    15 mA

    Alarm response threshold

    (0.08 ~ 0.15) dB/m

    Audible alarm sounder output

    ≥ 85 dB @ 3 m

    Visual alarm condition indicator

    Flashing red LED

    Hush time

    8 min

    Visual Hush condition indicator

    Red LED flashes every 8 s

    Number of interconnected units a

    38

    Low battery signal

    Audible signal each 32 s for 30 days

    Operating temperature

    (-10 ~ +50) °C

    Operating humidity

    (0 ~ 95) % RH, non-condensing

    Storage temperature

    (-25 ~ +80) °C

    Storage humidity

    (0 ~ 98) % RH, non-condensing

    Dimensions (excluding contacts)

    Φ 150 mm × 53 mm

    Ingress protection rating

    IP-42

    a Maximum cable length is 400 m.



  • CE

    203-004

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  • Carbon Zinc Battery

    Lithium-Ion Battery

    Interconnect 

    Package

    203-004

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    60Pcs/Carton