X-Sense SD11 - Smoke alarm with 10-year sealed battery, pack of 2 — 1
X-Sense SD11 - Smoke alarm with 10-year sealed battery, pack of 2 — 2
X-Sense SD11 - Smoke alarm with 10-year sealed battery, pack of 2 — 3
X-Sense SD11 - Smoke alarm with 10-year sealed battery, pack of 2 — 4
X-Sense SD11 - Smoke alarm with 10-year sealed battery, pack of 2 — 5
  1. X-Sense SD11 - Smoke alarm with 10-year sealed battery, pack of 2 — 1
  2. X-Sense SD11 - Smoke alarm with 10-year sealed battery, pack of 2 — 2
  3. X-Sense SD11 - Smoke alarm with 10-year sealed battery, pack of 2 — 3
  4. X-Sense SD11 - Smoke alarm with 10-year sealed battery, pack of 2 — 4
  5. X-Sense SD11 - Smoke alarm with 10-year sealed battery, pack of 2 — 5

X-Sense SD11 – Smoke alarm with 10-year sealed battery, pack of 2

The SD11 is a straightforward smoke alarm that you fit once and then forget about for years. Its photoelectric sensor and built-in 10-year lithium battery keep watch around the clock.

  • Photoelectric smoke sensor
  • 10-year built-in lithium battery
  • Loud 85 dB alarm
  • Constant self-check with fault alerts
  • Conforms to EN 14604
At a glance
Pack
2 smoke alarms
Battery
10-year sealed lithium
Alarm
85 dB
Standard
EN 14604
SKU: x-sense-sd11-en Category:
The essentials

X-Sense SD11 – Smoke alarm with 10-year sealed battery, pack of 2

The SD11 is a straightforward smoke alarm that you fit once and then forget about for years. Its photoelectric sensor and built-in 10-year lithium battery keep watch around the clock.

2 smoke alarmsPack
10-year sealed lithiumBattery
85 dBAlarm
EN 14604Standard
02

What the SD11 brings day to day

01

The photoelectric sensor and intelligent chipset detect dangerous smoke levels in seconds while keeping false alarms down.

02

The built-in lithium battery lasts up to 10 years, so there are no battery changes to remember.

03

The alarm monitors itself constantly and tells you about faults or a low battery.

04

The housing is made from fire-retardant ABS plastic.

05

An 85 dB horn sounds as soon as smoke is detected, loud enough to wake a sleeping household.

06

An LED indicator and a silence button make day-to-day use simple.

Ready to protect your home?

Check today’s price and delivery time for the X-Sense SD11.

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04

Real-life uses

Bedrooms and landingsFit one on the ceiling of each landing and near bedrooms so the alarm is heard at night.01
Rented flatsWith no wiring and a sealed battery, it is quick to install and needs little upkeep between tenancies.02
Replacing old alarmsA good like-for-like swap for ageing alarms that need regular battery changes.03
05

Who is it for?

A good choice if…

Households and landlords who want a reliable standalone smoke alarm without an app or base station.

Check before you buy

This model works on its own and is not described as interlinked: if you want all alarms to sound together, look at the base-station range.

06

Technical specifications

Model SD11
Sensor Photoelectric
Power Built-in lithium battery, up to 10 years
Alarm volume 85 dB
Dimensions 12.2 × 12.2 × 4.5 cm
Weight 178 g
Operating humidity ≤ 85%
Standard EN 14604
Quantity 2 alarms
07

Frequently asked questions

Do I need to change the battery?

No. The lithium battery is built in and designed to last up to 10 years, the life of the product.

Can the SD11 connect to an app?

No. The SD11 is a standalone alarm with an LED indicator and a silence button, without app functions.

How do I know the alarm is working?

It checks itself constantly and warns you of faults or a low battery; you can also test it with the button.

The X-Sense SD11 price changes often

Deals, stock and delivery times change daily: check today’s offer in one click before it moves.

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