10 Best brk smoke alarm in Canada

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Last Updated - 2026/07/02

Best Choice

01
First Alert

BRK First Alert SMI100, Battery-Operated Smoke Alarm, 3-Pack
Main highlights

Test/silence button for efficient testing to ensure alarm is working properly
Front access battery compartment makes for easy battery replacements
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
End-of-life warning lets you know when it’s time to replace the alarm
Battery-operated alarm allows for easy installation and maintenance
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9.8

Exceptional

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02
First Alert

First Alert SC9120LBLA Hardwire Smoke/Carbon Monoxide Alarm 10 Year Battery

9.9 worth the money

9.5 Easy installation
Main highlights

Ionization smoke Sensor reliably detects particles from fast-flaming fires
Electrochemical Sensor accurately detects carbon monoxide
Can integrate with up to 12 other First Alert or brk hardwired smoke detectors
120-Volt hardwired smoke and carbon monoxide alarms wire directly into your electrical system
10 year sealed battery included
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9.5

Excellent

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03
First Alert

First Alert 9120BA Hardwired Smoke Alarm with 9V Backup Battery, Smoke Detector

9.7 Battery Duration

9.3 Easy installation

9.1 Simple to use
Main highlights

This alarm runs on 120-volt AC power and must be connected directly to your home’s electrical system.
Comes with a 9V battery that provides power in case of an electrical outage. It is not a battery-only alarm.
Can be linked with up to 12 other First Alert or BRK hardwired smoke alarms for whole-home safety.
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9.4

Excellent

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Value for Money

04
First Alert

First Alert SC9120BA Hardwire Smoke & Carbon Monoxide Alarm

15% Off

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
Electrochemical Sensor accurately detects carbon monoxide
Each alarm can integrate with up to 18 compatible devices for extended coverage
120-Volt hardwired smoke and carbon monoxide alarms wire directly into your electrical system
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9.2

Excellent

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05
First Alert

First Alert SC9120BCA Hardwire Combination Carbon Monoxide and Smoke Alarm

13% Off

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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9.0

Excellent

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06
First Alert

First Alert 9120LBLA Hardwire Smoke Alarm with 10 Year Battery

9.7 Battery Duration

9.3 Easy installation

9.1 Simple to use
Main highlights

Smart Technology - helps reduce the number of nuisance alarms
Perfect Mount - allows for easy alignment of alarm
Locked Battery Drawer
Latching alarm indicator - remembers which unit initiated an alarm
10 Year Lithium Battery Backup
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8.9

Very Good

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07
BRK

First Alert BRK 9120B Hardwired Smoke Alarm with Battery Backup, Single

23% Off
Main highlights

Tamper resistant locking pins, single button silence/test and loud 85dB alarm
Quantity 48 - 9120B hardwired smoke alarms with battery backup; bulk pack with individual packaging
Open mounting design for easy installation with side load battery compartment for quick replacement and interconnectable up to 18 units (12 smoke, 6 CO/heat/relay)
120-Volt AC power with 9-Volt battery backup (included) to keep alarm functioning during power outage
10-Year limited warranty
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8.8

Very Good

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08
First Alert

First Alert Smoke and CO Alarm, SC7010BA, White

16% Off

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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8.7

Very Good

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09
First Alert

First Alert Battery Operated Smoke and Carbon Monoxide Alarm, White, PRC700A-6

9.9 Sheerness

9.7 Simple to use

9.5 Easy installation
Main highlights

Provides 2-in-1 protection from two deadly threats
Photoelectric smoke sensing technology
Low profile design
Easy intstallation
Battery operated
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8.6

Very Good

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10
First Alert

First Alert BRK SC-9120B Hardwired Smoke and Carbon Monoxide Alarm with Battery Backup

14% Off

9.9 Easy installation

9.9 Simple to use

8.2 worth the money
Main highlights

Single test/silence button for simple operation
Side-load battery compartment for convenience
Note: customer should confirm the wiring polarity is correct and that all wire nut connections are secure
Lights indicate if the alarm is for smoke or for carbon monoxide
Hardwired CO smoke alarm features battery backup for constant monitoring
Can connect to other compatible BRK or First Alert CO smoke detectors
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8.5

Good

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