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X-Sense SD11-MR31 - Kit of 3 interlinked smoke alarms with SBS50 base
Smart smoke alarms

X-Sense SD11-MR31

The SD11-MR31 kit links three smoke alarms to an SBS50 base station for alerts wherever you are. You can test, silence and schedule night mode from the app.

Kit
3 alarms + 1 base station
Connection
Via SBS50 base
Life
10 years
Battery
Replaceable CR123A
  • ✓3 SD11-MR alarms + SBS50 base
  • ✓Wirelessly interlinked
  • ✓Real-time phone notifications
  • ✓Night mode and smart silence
  • ✓Magnetic pad or screw fixing
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Day to day

  1. 01Connected to the app through the SBS50 base, the alarms send instant notifications for fire detection and device faults.
  2. 02You can set a silence duration in the app, and night mode stops the green standby LED from flashing.
  3. 03Fit the alarms with screws or the magnetic pad supplied, for quick removal and replacement.
  4. 04On flat walls, the magnetic pads allow a no-hole installation.
  5. 05Family sharing lets relatives or friends monitor the home and react quickly, even when you are away.
  6. 06Test or silence the alarms directly from the app, without a ladder.

Real-life uses

Family homes

Everyone sharing the app receives the alert, wherever they are.

Older relatives

Testing from a phone avoids climbing a ladder to reach the button.

Bedrooms

Night mode keeps the ceiling dark during the night.

Right for you if…

Households who like the classic SD11 shape but want interlinked alarms and app control.

Check before you buy

The SBS50 base needs a 2.4 GHz Wi-Fi network to connect to the app.

Specifications

Model
SD11-MR31
Contents
3 SD11-MR alarms, SBS50 base, 3 CR123A batteries, 3 magnetic pads, brackets, screws, adapter and cable
Connection
Wireless interlink via SBS50 base
Power
Replaceable CR123A battery
Life
10 years
Alarm dimensions
12 × 12 × 4 cm
Material
ABS
Operating humidity
≤ 85%

Frequently asked questions

Is the base station included?+

Yes. The kit includes three SD11-MR alarms and one SBS50 base station.

Can I fit it without drilling?+

On flat walls, the magnetic pads supplied allow a no-hole installation; screws are also included.

Can I stop the green light flashing at night?+

Yes. In night mode the standby LED stops flashing green.

X-Sense SD11-MR31

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