The 10 Best Smoke Alarms Offers in UK - January 2026

Last updated: 30. January 2026
Smoke Alarms Comparison - We´ve already helped over 5 million consumers this year!
1
Best Rated
10.0
  • SMOKE DETECTORS FOR HOME: The optical smoke alarm makes protecting your home simple. Its optical sensing chamber 'sees' smoke as it enters the alarm, providing a fast response to slow burning fires with thick white smoke.
  • FEWER NUISANCE ALARMS: The advanced optical sensor ensures the FireAngel smoke alarm is less prone to false alerts from cooking fumes. Avoid placing near bathrooms or kitchens.
  • 10-YEAR BATTERY: Each smoke alarm is fitted with a 10-year sealed battery, offering protection for the lifetime of the device without needing to change the batteries.
  • EASY INSTALLATION: Fitted with a removable base plate, secure it to the ceiling using the screws provided. Push and twist to secure the device. The base plate is identical to the ST622, making replacements quick and easy.
  • SAFETY ASSURED: The FA6620 smoke alarm holds CE and UKCA marks and is certified to BS EN 14604:2005+AC:2008. Suitable for domestic premises, including leisure accommodation vehicles, it comes with a 5-year warranty.
2
Best Price
9.9
Only today: 41% OFF!
£20.49 (41% DISCOUNT!)
  • EARLY WARNING SMOKE DETECTOR: The optical smoke alarm makes protecting your home simple. The optical smoke sensing chamber works by 'seeing' smoke as it enters the alarm, perfect for slow burning fires with thick white smoke.
  • TOAST PROOF: The high performance optical sensors ensure the FireAngel SB1-R is less prone to false alarms from cooking fumes, so you can enjoy your breakfast in peace.
  • TEST/HUSH BUTTON: Press the large test button to ensure your Fire Angel smoke alarm is working properly. A loud, high-pitched sound will verify it. To silence a false alarm, press and hold the button for 5 seconds.
  • 1 YEAR BATTERY: Each battery operated smoke alarm comes with a 1 year, replaceable 9V battery. When the smoke alarm battery is low, the device will 'chirp' and the red LED will flash once every 32 seconds. Replace the battery ASAP.
  • EASY INSTALLATION: Each FireAngel smoke alarm comes with a removable base plate. Attach the base plate to the ceiling using the screws provided. After inserting the battery, push and twist the alarm clockwise onto the base plate.
  • SAFETY ASSURED: The SB1-R alarm holds both CE and UKCA marks and has been certified to BS EN14604:2005. Suitable for domestic properties including mobile homes and caravans. Not suitable for commercial properties. Includes a 3-year warranty.
  • FIREANGEL HOME PROTECTION: In addition to our smoke alarms, we offer a wide range of other safety products designed to protect you and your family. Choose from smart and wireless devices, as well as standard carbon monoxide and heat alarms.
3
9.8
  • ADVANCED MULTI-SENSOR FIRE DETECTION: Equipped with both an optical smoke sensor and a thermistor heat sensor, this BLACK+DECKER multi-sensor alarm provides rapid detection of both slow, smouldering fires and fast-flaming fires — ensuring enhanced safety for your home.
  • 10 YEAR BATTERY INCLUDED: Enjoy a decade of reliable safety, no battery changes needed for the entire lifespan of your Black+Decker smoke alarm. The sealed, tamper proof 10 year lithium battery lasts the life of the alarm. The alarm will indicate when it needs replacing
  • REDUCED FALSE ALARMS: Designed with high-quality sensors that are less sensitive to everyday cooking fumes, helping minimize unwanted activations. Ideal for living areas, bedrooms, and hallways, avoid placing near kitchens or steamy bathrooms.
  • EASY SET UP GUIDE: Insert the alarm onto the activation back base plate and twist the alarm firmly clockwise until you hear a ’CLICK’ then press and HOLD the test button for at least 3 SECONDS until you hear the alarm sound. If the alarm doesn’t sound after 3 seconds, twist the alarm firmly clockwise to try again.
  • SAFETY ASSURED: Alarm memory flashes every 4 seconds for up to 72 hours after activation to indicate prior smoke or heat detection. Quality assured and Kitemark certified by the British Standards Institute (BSI) to BS EN 14604:2005+AC:2008 and BS 5446-2:2003 standards.
4
9.7
  • Status photoelectric smoke alarm for reliable fire detection Status provides peace of mind with this 9V photoelectric smoke alarm designed for use in homes, flats or rental properties. Ideal for early warning detection of slow-smouldering fires in bedrooms, hallways and kitchens.
  • Photoelectric sensor for faster smoke response Fitted with a photoelectric sensor that reacts quickly to visible smoke from smouldering materials like furniture or overheated wiring. Reduces false alarms from cooking compared to traditional ionisation detectors.
  • Battery operated with 9V battery included Ready to use out of the box, this alarm comes complete with a 9V battery for quick, easy installation without wiring. Ideal for homeowners, landlords or tenants looking for hassle-free fire protection.
  • Test button and low battery warning for safety checks Includes a manual test button for regular function checks, plus a built-in low battery alert to ensure it remains active. Easy to maintain with clear audio signals when the battery needs replacing.
  • Compact white design for discreet ceiling or wall mounting Finished in neutral white with a slim profile, this alarm blends neatly into any home décor. Suitable for mounting in bedrooms, hallways, kitchens or lounges to meet fire safety standards.
5
9.6
  • 【Quick smart 】The smoke by the change in the intensity of the infrared light scattered in the smoke. When the light intensity received by the photosensitive receiver exceeds the set value, the piezoelectric horn will be driven to sound an alarm.
  • 【Easy Installation】 No need to connect wires, just use the attached screws to fix the anchor plug on the mounting bracket, and rotate the smoke sensor to the right to the gap to complete the installation on the wall or ceiling.
  • 【Reliable Security】 When the smoke sensor has a short circuit, open circuit or other bad conditions, the smoke alarm will automatically detect and send a fault signal. Protect family and property safety in time.
  • 【Long product life】 Compared with other battery and machine integration products, the product has a 10-year lifetime and a 5-year replaceable DC 9V battery operated, which is more user-friendly.
  • 【High standard, safe and reliable certification】 The smoke alarm has passed CE certification and British BRE certification, providing you with better safety and reliability.
6
9.5
Only today: 12% OFF!
£16.99 (12% DISCOUNT!)
  • Sensitive & Intelligent: The state-of-the-art photoelectric sensor, combined with an advanced intelligent chipset, this smoke alarm for home can accurately detects dangerous smoke levels in seconds with fewer false alarms
  • 10-Year Battery Life: The low power consumption enables an incredible product life of up to 10 years with the built-in lithium battery; provides reliable uninterrupted 24/7 protection so you can sleep safely
  • Reliable Auto-Check: The fire alarm monitors itself constantly and timely informs you of faults or a low battery for secure use
  • Superior Construction: Made of fire-retardant ABS plastic material; the long-lived smoke detector horn alerts you with a loud 85-decibel alarm when smoke has been detected
  • High Quality: This premium smoke alarm conforms to EN 14604 standard
7
9.5
Only today: 15% OFF!
£15.19 (15% DISCOUNT!)
  • LONG LIFESPAN - The fire alarms for home are manufactured in accordance with EN14604 standards and have a service life of up to 10 years. Equipped with a replaceable 9V battery. You can replace the battery themselves when power is depleted
  • 85dB LOUD ALARM - This fire alarms for home features an 85dB alarm with a 20-40 m² detection range. Includes red LED indicator light. Continuous alarm until smoke disperses or Test/Silent button is activated
  • EASY-TO-INSTALL BATTERY SMOKE DETECTORS - No wiring required. All accessories included. Wall/ceiling mountable design for apartments, dormitories, or hotels
  • AUTO-CHECK SMOKE DETECTOR - Performs 30-second self-test with red LED flashes. Alerts via beeping and flashing light for abnormalities. Ensures 24/7 safety monitoring
  • DUST-PROOF DESIGN & FLAME-RETARDANT MATERIALS - Built with high-temperature resistant components (operating range: -10°C to 55°C). Reduces false alarms through advanced air intake filtration system. Maintenance: Test monthly. Clean dust biannually with soft brush
8
9.4
Only today: 15% OFF!
£23.38 (15% DISCOUNT!)
  • SMOKE DETECTORS FOR HOME: Keep your home safe with an optical smoke alarm that’s smart and responsive - its advanced sensor “sees” smoke instantly for fast alerts to slow, smouldering fires.
  • 10 YEAR BATTERY INCLUDED: Enjoy a decade of reliable safety, no battery changes needed for the entire lifespan of your Black+Decker smoke alarm. The sealed, tamper proof 10 year lithium battery lasts the life of the alarm. The alarm will indicate when it needs replacing
  • SMART DETECTION: Designed with an advanced optical sensor, the Black+Decker smoke alarm reduces false alarms from cooking smoke - simply install away from kitchens and bathrooms for optimal results.
  • EASY SET UP GUIDE: Insert the alarm onto the activation back base plate and twist the alarm firmly clockwise until you hear a ’CLICK’ then press and HOLD the test button for at least 3 SECONDS until you hear the alarm sound. If the alarm doesn’t sound after 3 seconds, twist the alarm firmly clockwise to try again.
  • SAFETY ASSURED: Trust Black+Decker quality with this Smoke Alarm, certified to BS EN 14604:2005+AC:2008 and fully compliant with CE and UKCA standards. Perfect for home or leisure spaces.
9
9.4
Only today: 15% OFF!
£16.99 (15% DISCOUNT!)
  • This gas smoke fire alarm has wide range of features
  • Products Model Number FS1805
  • A quality product from elro
10
9.3
  • LONG-LASTING POWER: Features a sealed 10-year battery that eliminates the need for frequent battery changes whilst providing continuous protection
  • SILENCE CONTROL: The convenient test/silence button allows you to test the unit or temporarily quiet nuisance alarms when cooking or showering. It can also mute by TV or air conditioner remote.(The remote controller is not included.)
  • RELIABLE DETECTION: Utilises advanced smoke detection technology to quickly identify potential fire hazards in your home
  • INSTANT ALERT: The loud 85dB alarm sounds immediately when detecting smoke to warn you and your family of potential fire danger.
  • TESTED SAFETY: Rigorously tested and certified to European EN14604 standard, ensuring accurate and reliable smoke detection.
  • EASY INSTALLATION: Mounts to any ceiling or wall using included adhesive sticker or mounting brackets and screws, providing immediate protection for your home and loved ones.

Compare Smoke Alarms and find the most suitable offer.

More information about Smoke Alarms and why you should compare offers and deals:

Smoke alarms are essential safety devices that are designed to detect and alert individuals to the presence of smoke or fire in their homes or buildings. They are typically installed on the ceilings or walls of rooms and are powered by either batteries or the building's electrical system. Smoke alarms have proven to be highly effective in saving lives by providing early warning in the event of a fire, as they can detect smoke before it becomes too thick or dangerous.

There are different types of smoke alarms available on the market, including ionization and photoelectric alarms. Ionization smoke alarms are more responsive to fast-flaming fires, while photoelectric alarms are better at detecting slow, smoldering fires. Some smoke alarms even combine both of these technologies to provide maximum protection. It is recommended to have smoke alarms installed in every bedroom, outside each sleeping area, and on every level of a home or building.

In recent years, advancements in technology have led to the development of smart smoke alarms. These devices can connect to a home's Wi-Fi network and send alerts to smartphones or other devices in case of an emergency. They can also be integrated with other smart home devices, such as smart speakers or security systems, providing an extra layer of safety and convenience.

Regular maintenance is crucial to ensure proper functioning of smoke alarms. It is recommended to test the alarms monthly by pressing the test button, and to replace the batteries at least once a year. Additionally, smoke alarms should be replaced every 10 years to ensure optimal performance.

In conclusion, smoke alarms are important safety devices that play a crucial role in protecting lives and property from potential fire hazards. With various types and smart features available, homeowners and building occupants can find the right smoke alarm to suit their specific needs. Regular maintenance and replacement are essential to ensure these devices are always ready to provide early warning of a fire.

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