10 Best interlinked smoke alarms in Canada

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Last Updated - 2025/09/01

Best Choice

01
First Alert

First Alert SC5 Hardwire Smart Smoke & Carbon Monoxide Alarm, 1-Pack

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Main highlights

Voice alerts with Heads-Up warning tells you the type and location of danger in your home
Sends alerts to your phone if smoke and CO are detected through the First Alert app
Interconnect so when one alarm sounds, all compatible alarms in the home sound
Battery backup provides continuous protection during power outages
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9.7

Exceptional

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02
Evjeal

2-Pack Smart Smoke Detectors – WiFi Fire Alarms with App Control, Low Battery Warning, Silence & Test, Easy-Access Cover, Includes 4 AAA Batteries
Main highlights

Smart Smoke Detection with App Alerts: Stay connected and protected—this WiFi-enabled smoke detector pairs with a mobile app to send real-time alerts for smoke detection, low battery, and more. Monitor your home from anywhere and customize alarm settings right from your phone.
Simple Setup and Reliable Performance: Connects to 2.4GHz Wi-Fi and supports both EZ and AP pairing modes. Installation is quick with included screws and anchor kit—no hub required. Built with photoelectric sensors for fast and accurate smoke detection.
No-Remove Battery Replacement Design: Changing batteries has never been easier. Our innovative top-access battery cover lets you swap out 2 AAA batteries without removing the smoke alarm from the ceiling—no tools or hassle required.
Full Control at Your Fingertips: Use the app to remotely test the alarm, mute false alarms, turn notifications on/off, and monitor battery status. Ideal for modern households, rental units, and elderly family members who need effortless safety management.
Fast Based Customer Support: If you experience issues pairing the smoke detector or have any product concerns, please contact our support team through Amazon. We’re committed to solving your issue on the next business day—your safety is our priority.
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9.6

Exceptional

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03
First Alert

First Alert 9120BA Hardwire Smoke Alarm w/ 9V Battery, Smoke Detector

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9.7 Battery Duration

9.3 Easy installation

9.1 Simple to use
Main highlights

Ionization smoke sensor reliably detects particles from fast-flaming fires
Gasket-less mount system for hassle-free installation
120-volt hardwired smoke alarm wires directly into your home's electrical system
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9.5

Excellent

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Value for Money

04
First Alert

First Alert SC9120BA Hardwire Combination Carbon Monoxide and Smoke Alarm

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9.5 Easy installation

9.1 Simple to use

8.7 worth the money
Main highlights

Loud 85db Siren
Combination smoke and CO alarm eliminates the need for 2 electrical boxes
Battery backup ensures alarms work even during power outages
Alarm is wired directly into your electrical system and includes a battery backup and mute button
5-year limited warranty
120-Volt hard-wired detector. Electrochemical, Ionization sensor type
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9.4

Excellent

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05
First Alert

First Alert PR700A Slim Series Battery Powered Photoelectric Smoke Alarm

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9.7 Simple to use

9.5 Easy installation

9.1 worth the money
Main highlights

Tamper resistant-locks alarm to mounting bracket to prevent removal of battery and/or alarm
Photoelectric smoke sensing technology
Perfect for apartment, dormitory or hotel applications
Low profile design - sleek, contemporary design blends into any decor
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9.3

Excellent

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06
First Alert

FIRST ALERT Smoke and CO Alarm, SC7010BA, White

9.1 Easy installation

9.1 Simple to use

8.4 worth the money
Main highlights

Keep your family safe with this talking hardwired smoke and carbon monoxide alarm
Features electrochemical Carbon Monoxide sensing technology and photoelectric smoke sensor optimized to detect larger smoke particles produced by smoldering fires; helps minimize the number of false alarm
Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected
10 year limited warranty; Equipped with end of life signal chirp, so you know when it's time to replace the unit for your safety
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9.2

Excellent

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07
GLBSUNION

Combination Smoke and Carbon Monoxide Detector Alarm, 2-Pack Beeps Warning Smoke and CO Alarms for Basements Travel Home Office House Bedroom Living Room Car, Battery Operated, Comply with UL 217/2034

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9.9 Precision

9.1 Easy installation

8.7 Simple to use
Main highlights

Simple to Use: Test/Silence button enables you to test the alarm weekly, and to easily silence the alarm when false alarms occur; malfunction and low battery warnings allow you to easily know the working status of the alarm; in case of an emergency, an alarm tone of over 85 dB will sound throughout your entire home, instantly alerting the entire household, even those in sleep, The unit is of malfunction if the unit sounds all the time, Reinstall the battery to repeat the operation Until normal.
Quick & Easy Installation with Guaranteed Quality: Product Dimensions: 4 * 4 * 1.5 inch, Requires no rewiring; easy to mount on any wall or ceiling with the included mounting bracket, screws and anchor plugs; certified to meet the UL safety standards for your peace of mind and absolute confidence in our product. you can get: 1. two detector alarms with Mounting bracket, 2. one manual, 3. four screws.
Keep your family safe with this battery operated smoke and carbon monoxide alarm; battery powered alarms provide continuous monitoring of CO and smoke levels, even if there's a power failure(Operated by 2 x 1.5V AA Batteries (not included)
Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85dB siren provides a clear, loud warning upon detection. Note: Normal smoke gas is Smoldering fire smoke gas, Smoldering fire smoke gas is different from kitchen/cooking oil fumes. the smoke alarm is designed to detect and alarm for normal Smoldering fire smoke ags, not for kitchen/cooking oil fumes, kitchen/cooking oil fumes causes many false alarm, so the new safety standard UL217 requires smoke alarm depletes the fales alarm caused by kitchen/cooking oil and reduce the rate of false positive. please install the device in the right place under instructions.
2-in-1 Accurate, Reliable & Highly Sensitive Alarm: Equipped with both photoelectric smoke sensor and electrochemical CO sensor that work independently of each other; every second counts; detects both fast and slow-burning fires, and instantly notifies you when dangerous smoke or CO concentration is detected while minimizing false alarms; provides the ultimate protection from 2 deadly threats, all contained in 1 unit
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9.1

Excellent

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08
X-Sense

X-Sense Smoke Detector Carbon Monoxide Detector Combo, 10-Year Battery Smoke Detector with Display, Standalone Model SC01, Single Pack

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Main highlights

Simple Installation: Requires no rewiring; easy to mount this fire and CO alarm on any wall or ceiling with the included mounting bracket, screws and anchor plugs
Premium Material: Made from an upgraded PC material that is heat-resistant, high-temperature resistant, and corrosion-resistant
Please Note: SC01 is a basic standalone unit; it does not support wireless interconnection, does not have Wi-Fi, and cannot be used with a base station; for interconnection, search for SC01-W
Loud 85 dB Alarm: Upgraded photoelectric and electrochemical sensors significantly increase the sensitivity of the alarm for a faster response time while minimizing false alarms
2-in-1 Protection: This combination detector protects your family against two dangers-both smoke and carbon monoxide
10-Year Sealed Battery (Not AC Hardwired): Contains a long-life lithium battery that powers the device for its entire 10-year life
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8.8

Very Good

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09
First Alert

First Alert Battery Operated Wireless Interconnect Smoke and Carbon Monoxide Alarm

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9.5 Easy installation

9.5 Sheerness

9.3 Simple to use
Main highlights

When one sounds, all sound
Provides 2-in-1 protection from two deadly threats
Easy intstallation
Creates a home safety network
Battery operated
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8.7

Very Good

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10
X-Sense

X-Sense Smart Smoke Detector Fire Alarm with Replaceable Battery, Wi-Fi Smoke Detector, Real-Time App Notifications, XS01-WX, 1-Pack

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Main highlights

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
Please Note: XS01-WX supports Wi-Fi; it does not support wireless interconnection and cannot be used with a base station; multiple XS01-WX units added to the app will operate independently and will not communicate with each other
Direct 2.4 GHz Wi-Fi Connection: The battery-powered smoke detector can be connected to the X-Sense Home Security app via the 2.4 GHz Wi-Fi network without a base station
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
10-Year Sensor Life: This 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
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8.6

Very Good

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