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10 Best Interconnected Smoke Alarms 2025 in the UK

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Our Top Picks

#1

Winner

X-Sense Wi-Fi Combination Smoke Alarm and Carbon Monoxide Alarm with Replaceable Battery, Smart Fire Alarm Compatible with X-Sense Home Security App, SC07-WX, 2-Pack

Rating
9.8
Chosen by1,484
Ease of Installation
Ease of Installation
Installation is straightforward, making it easy for DIY setups.

The X-Sense Wi-Fi Combination Smoke and Carbon Monoxide Alarm SC07-WX offers a reliable solution for those seeking a dual-function detector. It boasts a decade-long lifespan with its photoelectric and electrochemical sensors designed for accurate smoke and CO detection. However, it lacks an interconnect feature, meaning you cannot link multiple units to trigger simultaneously, which might not suit large homes where interconnected alarms are crucial.

Power-wise, the alarm is battery-powered, using replaceable CR123A lithium batteries that are included, providing flexibility in installation without the need for wiring. The ease of installation is enhanced by provided mounting brackets and screws, making it straightforward for DIY setups.

A notable smart feature is its direct 2.4 GHz Wi-Fi connection, which allows integration with the X-Sense Home Security app. This enables real-time monitoring and alerts for smoke, CO levels, low battery, and device faults, increasing user awareness and response to potential hazards. The device sharing feature is beneficial for family safety, allowing 12 users access to monitor and receive alerts through the app.

In terms of design, the compact dimensions (14.6 x 5 x 14.6 cm) and lightweight build (320 grams) make it unobtrusive in the home environment. The alarm's audible alert ensures you are notified of danger even if your phone is not nearby. This product is best suited for smaller homes or apartments where standalone smart alarms are sufficient, and users desire app connectivity for peace of mind.

Rating
9.8
Chosen by1,484
Ease of Installation
Ease of Installation
Installation is straightforward, making it easy for DIY setups.
#3

CPVAN Wireless Interlinked Smoke, Heat & Carbon Monoxide Alarm Bundle, Scotland & England Law Compliant | 10-year Battery Life, Pre-Linked Fire Detectors for Home,6 Pack + 2 Remote(2nd Generation)

Rating
9.4
Interconnectivity Type
Smart Features
Ease of Installation
Interconnectivity Type
An excellent set of alarms with all necessary detectors included and easy interlinking.
Smart Features
The alarms come pre-paired, so it's as simple as switching them on and you're good to go.
Ease of Installation
These smoke alarms are brilliant for the price, offering everything needed and taking only 10 minutes to install.

The CPVAN Wireless Interlinked Alarm Bundle is a comprehensive safety solution designed for homes, particularly those needing compliance with recent Scottish and English safety regulations. Its strengths include the use of advanced sensor technologies: a photoelectric sensor for smoke, a thermistor for heat, and an electrochemical sensor for carbon monoxide, ensuring quick detection of various hazards. The bundle is pre-linked, which makes it convenient to install, as users only need to switch on the devices and mount them, minimizing setup time.

The alarms are battery-powered with a built-in 10-year lithium battery, which eliminates the need for frequent battery replacements and ensures operation even during power outages. This is particularly beneficial for peace of mind, knowing that the home is protected around the clock. The alarms are interconnected wirelessly, so if one alarm sounds, all sound, providing comprehensive coverage.

This bundle is an excellent choice for larger homes or those needing robust, regulation-compliant safety systems. Its ease of use, advanced sensors, and long battery life make it a strong candidate for ensuring home safety, though potential buyers should consider delivery restrictions and their specific needs before purchasing.

Rating
9.4
Interconnectivity Type
Smart Features
Ease of Installation
Interconnectivity Type
An excellent set of alarms with all necessary detectors included and easy interlinking.
Smart Features
The alarms come pre-paired, so it's as simple as switching them on and you're good to go.
Ease of Installation
These smoke alarms are brilliant for the price, offering everything needed and taking only 10 minutes to install.

Buying Guide for the Best Interconnected Smoke Alarms

Interconnected smoke alarms are a crucial component of home safety systems. They ensure that when one alarm detects smoke, all alarms in the network sound off, providing an early warning throughout the entire home. This is particularly important in larger homes or multi-story buildings where a fire might not be immediately noticeable in all areas. When choosing interconnected smoke alarms, it's important to consider various specifications to ensure they meet your specific needs and provide optimal safety for your household.
Interconnectivity TypeInterconnectivity type refers to how the smoke alarms communicate with each other. There are two main types: hardwired and wireless. Hardwired alarms are connected through electrical wiring, which can be more reliable but may require professional installation. Wireless alarms use radio frequency to communicate, making them easier to install and ideal for retrofitting. Choose hardwired if you're building a new home or renovating, and wireless if you need a quick and flexible solution.
Power SourceThe power source of a smoke alarm can be either battery-operated or hardwired with a battery backup. Battery-operated alarms are easy to install and maintain, but require regular battery changes. Hardwired alarms are connected to your home's electrical system and often include a battery backup for power outages. If you prefer low maintenance, opt for hardwired with battery backup. For ease of installation, battery-operated models are suitable.
Sensor TypeSmoke alarms use different types of sensors to detect smoke: ionization, photoelectric, or dual-sensor. Ionization sensors are better at detecting fast-flaming fires, while photoelectric sensors are more responsive to smoldering fires. Dual-sensor alarms combine both technologies for comprehensive coverage. Consider dual-sensor alarms for the best protection, or choose based on the most likely fire type in your home environment.
Alarm VolumeAlarm volume is the loudness of the alarm sound, typically measured in decibels (dB). A higher decibel rating means a louder alarm, which is crucial for ensuring the alarm is heard throughout the home. Most alarms range from 85 to 100 dB. Choose an alarm with a volume that can be heard clearly in all areas of your home, especially if you have a large or multi-story house.
Smart FeaturesSome interconnected smoke alarms come with smart features, such as mobile alerts, voice alerts, and integration with smart home systems. These features can provide additional convenience and safety by notifying you of an alarm even when you're not home. If you value remote monitoring and integration with other smart devices, consider alarms with these capabilities.
Ease of InstallationEase of installation refers to how simple it is to set up the smoke alarms. Wireless models are generally easier to install as they don't require wiring, while hardwired models might need professional installation. Consider your comfort level with DIY projects and whether you're willing to hire a professional when choosing between these options.