OG4000LDCS-WB Wireless Smoke Alarm

Part #: OG4000LDCS-WB

Wireless smoke alarm that can be interconnected with up to 12 other wireless alarms. Once interconnected, the detection of the relevant danger by an individual unit will sound across all the connected alarms.

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  • Interconnect with up to 12 wireless alarms – all alarms sound if danger is detected
  • Alarm memory – identifies source unit within interconnecting network
  • Dust compensation and bug screen – reduces nuisance alarms
  • Combined Hush/Test button allows regular testing of alarm function and can be used to temporarily silence nuisance alarms
  • Auto reset after activation
  • 3V DC Non-replaceable long life lithium battery


Wireless alarms are ideal for use in bedrooms. This unit should not be installed in the kitchen where a Heat Alarm is recommended. This alarm complies with AS 3786:2014 standards.


Feature Description
Model OG4000LDCS-WB
Power Supply 3V DC non-replaceable sealed lithium battery
Temperature Range 0ºC to + 40ºC
Humidity Range Up to 93% Relative Humidity (RH) non-condensing
Storage and Transport -20ºC to +60ºC and 5–95% relative humidity (RH) non-condensing
Alarm Dimensions 130 x 130 x 42mm
Bracket Dimensions 142 x 142 x 7mm
Alarm Weight 242g
Warranty 10 years
Approvals AS 3786:2014
Attribute Description
Sensor Photoelectric
Chamber Size 35mm outside diameter x 16mm depth approximate (external)
Detection Band Infrared light wavelength
Button Test Simulates the effect of smoke within the sensing chamber, checks electronics and sounder
Automatic Self-test Circuitry is tested and unit beeps (chirps) if fault is detected
Supply Voltage 3V DC non-replaceable sealed lithium battery
Connection Wireless Interconnect
Power-on Indicator Green LED flashes approx every 60 sec
Alarm Sounder Electronic piezo-electric sounder
(T3 pattern sound – three pulses – space – three pulses) with soldered contacts
Sound Output 85 dB (ISO 8201 with voice)
Alarm Frequency 3.2 kHz typical
Dust Protection Metal screen to prevent dust ingress into rear of the alarm
Alarm Status Red LED flashes on the unit initiating the alarm
(Red LED on other interconnected units will not flash)
Sounder with voice message will sound & escape light will illuminate
Red LED flashes every 2 seconds – in hush mode
Interconnection Up to 12 units (other wireless models)
Fixing Mounting bracket ring supplied with two slot fitting options with 85mm spacing
Plastics used NORYL – Cover, main body and mounting bracket
Lead-Free Status All mains alarms are lead-free

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