Best Fire Alarms Deals - Top 10 in July 2025

Last Update: 19. July 2025
1
Best Choice
9.9
X-Sense

FREE delivery**
  • Attention: XS01-WX Wi-Fi Smoke Alarm is not compatible with SBS50 base station and does not support interconnect function
  • Direct 2.4 GHz Wi-Fi Connection: The battery-powered wi-fi smoke detector can be connected to the X-Sense Home Security app via the 2.4 GHz Wi-Fi network with a direct connection to the app, not compatible with the SBS50 base station
  • Cost-Free Real-Time Notifications: Control the XS01-WX smart smoke alarm remotely via the mobile app and get quick app notifications for alarms, faults, and low battery warnings
  • 10-Year Sensor Life: This wi-fi smoke alarm comes equipped with a photoelectric sensor that detects slow-burning and smoldering fires and has a long lifespan of up to 10 years; compliant with EN 14604 standard
  • Mini and Compact: Measuring only 78 × 48 mm, this wi-fi fire alarm with a replaceable battery is small and ultra-slim, making it easy to take along when you travel
  • Device Sharing Feature: Using the X-Sense Home Security app, you can share your devices with up to 12 different app accounts so the shared users can receive real-time push notifications
Colour Brand Weight
1-pack X-Sense 102 g
£2599
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2
Best Value
9.8
FireAngel Safety Technology Ltd
TODAY 41% OFF!
£20.49 (£10.24 / count) (41% DISCOUNT!)

FREE delivery**
  • 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.
Colour Brand Weight
White Fireangel 113 g
£1200 (£6.00 / count)
RRP: £20.49 (£10.24 / count) -41%
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3
9.8
FireAngel
TODAY 8% OFF!
£26.00 (£13.00 / count) (8% DISCOUNT!)

FREE delivery**
  • 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.
Colour Brand Weight
White Fireangel 138 g
£2379 (£11.90 / count)
Was: £26.00 (£13.00 / count) -8%
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4
9.7
Isafenest

FREE delivery**
  • ATTENTION - At the end of the test(by pressing the TEST button), the smoke alarm will go into silent mode and it will not alarm(for 9 minutes), please wait for the silent mode to end before doing the next test
  • LONG LIFESPAN - Our fire alarms are produced under EN14604 standard, providing up to 10 years of use. And the smoke alarms come with a 5-year 9V alkaline battery, you can change it by yourself when low battery
  • LOUD ALARM - Our fire alarm have 85dB loud alarm and red light indicator. Range: 20-40 square meters. The beeping will continue until the smoke is cleared or the Test/Silent button is released
  • AUTO CHECK SMOKE ALARM - Our smoke alarm can test itself constantly with red led flashes every 33 seconds. Keep you and your family safe
  • EASY INSTALLATION - Our battery operated smoke alarm is super easy to install, no need to rewiring, all accessories included
  • HIGH QUALITY MATERIAL - The exterior of our fire alarm is made of flame retardant ABS+PC material, which resists high temperature
Colour Brand Weight
- Isafenest -
£1399 (£7.00 / count)
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5
9.6
X-Sense
TODAY 12% OFF!
£16.99 (12% DISCOUNT!)

FREE delivery**
  • 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
Colour Brand Weight
White X-Sense 178 g
£1499
RRP: £16.99 -12%
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6
9.5
Status

FREE delivery**
  • 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.
Colour Brand Weight
- Status 160 g
£700
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7
9.4
ELRO EUROPE

FREE delivery**
  • With easy magnetic sticker installation- 5 years battery- 5 years guarantee- test Button- 2 pack
Colour Brand Weight
White ELRO 204 g
£1699 (£8.50 / count)
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8
9.3
Isafenest
TODAY 11% OFF!
£17.99 (£9.00 / count) (11% DISCOUNT!)

FREE delivery**
  • 【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.
Colour Brand Weight
White Isafenest 180 g
£1599 (£8.00 / count)
Was: £17.99 (£9.00 / count) -11%
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9
9.2
FireAngel Safety Technology Ltd
TODAY 30% OFF!
£29.99 (30% DISCOUNT!)

  • Thermoptek multi-sensor rapidly detects fast flaming & slow smouldering fires
  • Smart silence - silence false alarms
  • Toast proof - reduces nuisance alarms
  • Thermoptek optical smoke sensor
  • Product life span: 10 year. Battery life: 10 year sealed for life Battery
Colour Brand Weight
White Fireangel 155 g
£2099
RRP: £29.99 -30%
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10
9.1
ELRO EUROPE
TODAY 3% OFF!
£20.99 (£5.25 / count) (3% DISCOUNT!)

FREE delivery**
  • 10-YEAR PROTECTION: The battery of the 10-year smoke detector is replaceable. By replacing the battery, you can continue using it without needing to buy new smoke detectors. The battery lasts 1 year.
  • NEW, MODERN OPTICAL SENSOR: Equipped with an advanced optical sensor that reacts quickly to fire, providing early warnings in the event of smoke development. Also, it reduces false alarms.
  • USER-FRIENDLY: Easily test the functionality of your smoke detector with the test button and stay informed about the battery status with the low battery indicator.
  • RELIABLE QUALITY: Enjoy a worry-free experience with a 2-year warranty. Additionally, this smoke detector meets strict European safety standards (EN14604).
  • EASY INSTALLATION: The smoke detector is simple to install using the included mounting kit.
Colour Brand Weight
White ELRO 264 g
£2036 (£5.09 / count)
RRP: £20.99 (£5.25 / count) -3%
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* the possibly used term "best" etc. refers only to our possibly subjective personal opinion.
** "Free Delivery" means that this is possible under the given conditions at the time of data retrieval from the relevant provider, but cannot be guaranteed. It is technically not possible to provide information in real-time. The shipping costs may vary under certain circumstances (different provider, place of delivery, etc.). The shipping costs shown in the further ordering process apply.

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Disclaimer:
1. The prices shown may have risen since the time we last updated them.
2. The actual price of the product on the seller’s site at the time of purchase will govern the sale.
3. It is not technically possible for the prices displayed above to be updated in real-time. 

More information and FAQs about the featured Fire Alarms in this comparison:


Technical Details
Colour White
Brand Fireangel
Weight 155 g
Advantages
  • Long-lasting
  • Enhanced sensitivity
  • Easy to install
FAQs about FireAngel ST-622T 10 Year Thermoptek Smoke Alarm
What is the lifespan of the Fireangel ST-622T smoke alarm?
The Fireangel ST-622T has a lifespan of 10 years.
Does the Fireangel ST-622T have a thermal enhancement feature?
Yes, the Fireangel ST-622T has a thermally enhanced optical sensor.
What color is the Fireangel ST-622T smoke alarm?
The Fireangel ST-622T is white in color.
Is the Fireangel ST-622T easy to install?
Yes, the Fireangel ST-622T is easy to install with its included mounting bracket and fixing screws.

General information you should know about Fire Alarms:


Are you concerned about the safety of your home or workplace? Have you ever considered installing a fire alarm system? Fire alarms are crucial tools for detecting and alerting people to the presence of fire or smoke, providing valuable time for evacuation and minimizing potential damage. In this article, we will provide you with general information about fire alarms and explain why you should consider purchasing one.

A fire alarm is an electronic device designed to detect the presence of fire or smoke in a specific area. It consists of several components, including smoke detectors, heat sensors, control panels, and alarm devices such as sirens or strobe lights. When a fire or smoke is detected, the alarm system will activate and alert everyone in the building to take necessary action.

The primary purpose of fire alarms is to save lives. By providing early warning in the event of a fire, they create valuable evacuation time, especially during nighttime or when occupants are asleep. This can greatly reduce the risk of injuries or fatalities. Additionally, fire alarms can also help minimize property damage by alerting authorities promptly, allowing for a faster response to extinguish the fire.

When considering fire alarm systems, it is important to choose the right one for your specific needs. There are various types of fire alarms available, including battery-operated stand-alone models and centrally monitored systems. Stand-alone fire alarms are suitable for smaller spaces or buildings with limited budgets, while centrally monitored systems are recommended for larger buildings or businesses where continuous monitoring is necessary.

Moreover, consider the features of the fire alarm system you intend to purchase. Look for advanced features such as wireless communication, which can provide reliable communication between multiple devices and improve overall system efficiency. Additionally, some fire alarm systems have built-in carbon monoxide detectors, which can further enhance your safety by alerting you to the presence of this deadly gas.

In conclusion, fire alarms are essential safety devices that can save lives and protect your property. With their early detection capabilities, they provide crucial warning signals that allow for timely evacuation and faster response from authorities. When choosing a fire alarm system, consider factors such as the size of the area, budget, and desired features. By investing in a reliable and advanced fire alarm system, you can ensure the safety of your loved ones and give yourself peace of mind. Don't wait until it's too late – make fire safety a priority and purchase a fire alarm system today.