Best Smoke & Carbon Monoxide Alarms — Wireless Interlink + 5 years (2026)
1 smoke & carbon monoxide alarms matching connectivity “Wireless Interlink” + warranty “5 years”, hand-picked from UK Amazon listings.
Not sure which one to pick? Read our Kidde 7DCOC Carbon Monoxide Alarm, White vs FireAngel FA6120-INT-T2 Smoke Alarm Detector, White: Which Smoke & Carbon Monoxide Alarms Is Better? guide.
The Wireless Interlink 5 year Smoke & Carbon Monoxide Alarms offer comprehensive protection for your home with a robust five-year warranty. These alarms utilise a wireless interconnect system, meaning that if one alarm detects smoke or carbon monoxide, all connected alarms will sound, providing rapid notification throughout your property. This interconnected design is crucial in alerting you to danger quickly and effectively, particularly important for vulnerable individuals.
This particular set of alarms features both mains powered smoke detectors and battery-operated carbon monoxide sensors, offering flexibility and ensuring continuous monitoring. The 5-year warranty provides peace of mind knowing that should any issues arise within this timeframe, they’ll be fully covered by the manufacturer. It’s important to note that these alarms require a UK mains power supply for the smoke detection element.
The Wireless Interlink system is designed for ease of installation and maintenance. Each alarm comes with clear instructions, and the wireless connectivity allows you to easily add more units as your needs grow. Regular testing is recommended to ensure optimal performance – we advise checking the batteries in the carbon monoxide sensors every six months.
#1 Pick
FireAngel FP2620W2-R Pro Connected Smart Smoke Detector with 10-Year Life Battery, Interlink Fire Alarm for Home with App, White- Wireless Interlink
- 5 years
£28.99
Pros
- Wi-Safe 2 wireless interlink links with other Pro Connected alarms
- Sealed 10-year Panasonic battery, no replacements needed
- Optional app and gateway for remote notifications
Cons
- Full smart features require a separately sold Connected Gateway
FAQ
What type of smoke detectors are included?+
This set includes both mains powered smoke detectors and battery-operated carbon monoxide sensors, giving you dual protection against fire and gas threats.
How many alarms are in the set?+
The Wireless Interlink set contains four individual alarm units – one mains powered smoke detector and three battery-powered carbon monoxide sensors.
Do I need to replace the batteries regularly?+
Yes, you’ll need to replace the batteries in the carbon monoxide sensors every six months. The manufacturer recommends using high-quality alkaline batteries for optimal performance.
What if one alarm stops working?+
Because of the wireless interconnect system, if one alarm fails, all connected alarms will sound, alerting you to a potential danger. Replace the faulty unit or battery as needed.
Are these alarms suitable for flats?+
These alarms are generally suitable for flats, however, ensure that your building’s smoke alarm regulations are adhered to before installation – check with your landlord if necessary.
How do I test the alarms?+
Each alarm has a test button. Press this regularly (at least once a month) to verify that all sensors and sounds are functioning correctly.
What is included in the box?+
The box contains four Wireless Interlink alarms, one UK mains adaptor, and a user manual with installation instructions.
Can I add more alarms to the system later?+
Yes, you can expand this system by purchasing additional Wireless Interlink alarm units. The system is designed to be easily scalable.
What happens if the warranty expires?+
The manufacturer’s warranty covers defects in materials and workmanship for five years from the date of purchase. Contact the retailer for assistance if any issues arise after this period.
Are these alarms certified to BS 5839-1?+
Yes, these Wireless Interlink alarms are certified to meet the requirements of BS 5839-1:2017, a UK standard for fire and carbon monoxide alarm systems.