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5 Best Smoke Detectors Fire Alarms of 2025

Last Updated - 2025/06/09

1
Best Choice

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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

GLBSUNION

CA$69.99

More Details
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
CA$69.99
2
10% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

X-Sense
10% Off

X-Sense 10 Year Battery (Not Hardwired) Smoke and Carbon Monoxide Detector with Display, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, SC01

X-Sense

CA$69.00

CA$77.48
(10% Off)

More Details
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
- Quick & Easy Installation with Guaranteed Quality: 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 217 & UL 2034 safety standards for your peace of mind and absolute confidence in our product
- Practical LCD Display: Clearly indicates real-time carbon monoxide (CO) concentration in the surrounding air, as well as the remaining battery life and working status of the alarm; if a CO concentration of 30-999 ppm exists for a certain time period, the screen will be backlit blue, and the LED indicator will flash red 4 times every 5.8 seconds
- 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
- 10-Year Battery & 10-Year Sensor: This smoke and carbon monoxide alarm provides 10 years of continuous power with a built-in lithium battery, saving on energy while remaining eco-friendly; saves you from constantly having to change batteries; an end-of-life signal will let you know when it's time to replace the unit for safety
CA$69.00
CA$77.48 (10% Off)
3

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

First Alert

First Alert SCO5RVA Battery Operated Combination Carbon Monoxide and Smoke Alarm

First Alert

CA$50.39

More Details
Main highlights
- Photoelectric sensor detects smoke while minimizing false alarms
- Electrochemical CO sensor alerts you to carbon monoxide danger. Age 3 - 8 years
- Date on the alarm indicates when the alarm was manufactured.
- Combination smoke detector/carbon monoxide alarm detects two threats
- Battery-operated unit installs quickly and easily without an electrician
- A single button tests the unit or silences the alarm. Where to install - kitchen, living room, basement, bathrooms, hallway, indoors
CA$50.39
4
16% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Kidde
16% Off

Kidde Smoke Detector, Hardwired with Battery Backup & Interconnect, Battery Included

Kidde

CA$41.04

CA$49.30
(16% Off)

More Details
Main highlights
- UL Certified, 10-year limited warranty
- Smoke alarm still works during a power failure – unit operates on a 120V power source with 9V battery backup (battery included)
- One button design allows you to test the smoke detector or temporarily silence a nuisance alarm with the Hush feature
- Interconnectable with other hardwired alarms, providing whole-home alarm activation – when one detects smoke, they all sound, alerting everyone in the house
- Easy installation – smoke detector includes a quick connect power harness
CA$41.04
CA$49.30 (16% Off)
5
Best Value
19% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

X-Sense
19% Off

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

X-Sense

CA$39.99

CA$49.50
(19% Off)

More Details
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
- Fast Fire Dispatch Within Just 3 Seconds: By subscribing to the (optional) Protect+ Premium subscription plan which provides 24/7 professional monitoring service, when an alarm is triggered, you will receive a message from the monitoring center within 3 seconds to verify the emergency. After the emergency is verified, a fire truck will be dispatched immediately
- 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
CA$39.99
CA$49.50 (19% Off)

5 Best Smoke Detectors Fire Alarms of 2025

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

X-Sense 10 Year Battery (Not Hardwired) Smoke and Carbon Monoxide Detector with Display, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, SC01

First Alert SCO5RVA Battery Operated Combination Carbon Monoxide and Smoke Alarm

Kidde Smoke Detector, Hardwired with Battery Backup & Interconnect, Battery Included

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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