RED R240 240v Smoke Alarm With 9v Battery Back-Up



  • Interconnected
  • Battery Back up
  • Hush function
  • Self-test
  • Button for test/hush function
  • 240 Volt
  • AS 3786:2004
  • QLD 2022 Compliant with wireless mounting base

4 in stock


A photoelectric, 240v (hard-wired) smoke alarm with a 9v battery back up. Interconnectable with up to 40 Red smoke alarms and includes a test/hush button and visual indicators. Can be wirelessly interconnected with the addition of the Red RF wireless base. The R240 smoke alarm is approved and certified to meet AS3786:2014 and is fully compliant to meet the Queensland 2022 smoke alarm legislation. When the Red RF wireless base is used with this alarm, the Red Smoke Alarm Controller can connect wirelessly to this smoke alarm.

This product must be installed by a licensed electrician.

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Download Red R240 Photoelectric Smoke Alarm 240V AC Mains Power with 9V Battery Specifications

Technical Details

  • Supply: Mains
  • Rated Supply Voltage: 220…240 V AC
  • Backup Type: Battery
  • Battery Life: 1 Year
  • Output Voltage: Limits Interconnection: 6.5…20V/ Low battery at 6.9… 7.5V
  • Detection Type: Smoke
  • Function Available: Hush Function/ Self-test of smoke detection/ Local alarm
  • Control Type: Button for test/ hush function
  • Number of Devices: Up to 40 pieces
  • Operating Distance: N/A indoor use line of sight/ 140m in free field
  • Response Time: Approx. 8s
  • Noise Level: 85 dB at 3m minimum
  • Time Delay Range: 10 min for hush/ 10 hr for do not disturb
  • Local Signal: Sound: Alarm/ Sound: Signal/ Visual: 1 LED (red) for warning and low battery/ Visual: 1 LED (green) for ON status
  • Type of Installation: Indoor
  • Device Mounting: Surface
  • Mounting Support: Wall-mount/ Ceiling
  • Fixing Mode: By screws
  • Diameter: 140 mm
  • Height: 55 mm


  • Ambient Air Temperature for Operation: 0…45°C
  • Relative Humidity: 5…95%
  • Standards AS 3786 : 2014/ amdt 2:2018
  • Product Certifications: SAI