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The 10 best carbon monoxide detectors to buy in Australia

Picture of a carbon monoxide detector

A good carbon monoxide (CO) detector detects the dangers of carbon monoxide in enclosed spaces, making it an incredibly important device for homes using fuel-burning appliances. However, it’s not always clear what the best CO detector is for your home, and because this is a very important safety device you should always take the time to research what you need.

Check out the buying guide below for how to choose the best carbon monoxide detectors for your home:

What are carbon monoxide detectors?

As the name suggests, a carbon monoxide detector is a device used to detect the presence of carbon monoxide gas in the air. By detecting carbon monoxide, the system provides a warning to people that they are at risk of carbon monoxide poisoning, which is virtually undetectable to humans. Remember that a CO detector doesn't replace a good smoke detector.

Why should you buy a good carbon monoxide detector?

If you use a fuel-burning appliance such as gas heating in your home, then it’s essential that you have a carbon monoxide detector. Carbon monoxide is known as the silent killer, as the gas is highly poisonous to humans but impossible to detect through smell or taste, making it highly dangerous. So, if you don’t have a good carbon monoxide detector but there is a chance that carbon monoxide gas leaks from an appliance in your home, you could very well die without ever knowing anything was wrong.

How to choose the right carbon monoxide detector in 2024?

Another picture of a carbon monoxide detector

It is incredibly important to choose the best carbon monoxide detector possible for home to eliminate any risks of accidental carbon monoxide poisoning. Be sure to consider the following things to help you choose a good CO detector:

  • Alarm Volume: The best carbon monoxide detectors offer a loud audible alarm at the first detection of carbon monoxide. This is important as carbon monoxide poisoning causes drowsiness and eventually causes you to fall asleep, at which point you are even more at risk of dying, so getting a warning signal as soon as possible is a must. Make sure the alarm is loud and audible from several feet away, especially if buying for an elderly person.
  • Display: Newer carbon monoxide detectors feature digital displays that offer real-time readings and a constant stream of data. Not only that, these displays offer info regarding battery life, peak levels measured, and other helpful data. One setback from digital displays is that they often appear bright when sleeping, so may not be ideal for light sleepers or those easily distracted.
  • Power Source: Battery-operated carbon monoxide detectors are very reliable, but the batteries need to be changed every so often and it's important not to forget this otherwise it becomes useless. Hardwired CO detectors are connected to the mains power so will never stop working unless there is a power outage, although most feature backup batteries should this occur.

What is the best kind of carbon monoxide detector in Australia?

There are several types of good carbon monoxide detectors available, all of which offer their own unique advantages.

  • Digital Display CO Detectors: A great carbon monoxide detector for most homes, it features a digital display that provides real-time data about current and previous CO levels in parts per million. While more expensive, they provide accurate data that offer a peace of mind and plenty of warning.
  • Hardwired CO Detectors: The best carbon monoxide detectors for homes with several rooms, these are hardwired to the power supply and feature backup batteries should there ever be a power outage. This means professional installation is almost always required, but there is no risk of the detector running out of battery.
  • Battery-Operated CO Detectors: A great all-round carbon monoxide detector, battery-operated devices last for several years before the battery needs to be changed. However, if you forget to change the battery then the device doesn’t offer any warning, so it’s always important to remember to change the battery, although this is easy enough as they come with low battery warnings.
  • Patch CO Detectors: A cheap detector that doesn’t offer an audio alarm but rather a visual one, patch carbon monoxide detectors change color if there is any CO detected. While very affordable, the lack of an audio alarm makes it far less effective than other types.

Top 10 list of carbon monoxide detectors in Australia (2024)

The bestseller list compares brands and their carbon monoxide detectors. Which carbon monoxide detector is the best?
Best choice TOP 1
Image of Zituso WJ-CO605 carbon monoxide detector
Carbon Monoxide Detector,Replaceable Battery Operated CO Alarm Detector…
  • Package Contents: 1 X mini carbon monoxide detectors in one package, 2 X expansion…
  • How to Use: Diameter 9.5* Height 3(CM) Carbon Nonoxide Alarm, 2*1.5V AAA battery…
  • Alarm standard: The alarm time depends on the carbon monoxide concentration level:…
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TOP 2
Image of Lunarlipes AS8700A carbon monoxide detector
Handheld CO Detector, 80db Light CO Leak Detector, High Precision,…
  • Widely Used The Portable Carbon Monoxide Detector has the characteristics of wide…
  • Simple Operation The CO Meter Handheld can be set to eble automatic shutdown (when…
  • Easy to Use The Handheld CO Detector is small in size (5.31 in * 1.97 in * 1.38 in)…
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TOP 3
Image of INKBIRDPLUS HD10 carbon monoxide detector
INKBIRDPLUS Portable Carbon Monoxide Detector HD10 Indoor 3-in-1 Air…
  • Adjustable Screen BrightnessThe HD10 has a full-view IPS high-definition screen that…
  • Standby Mode and Low Battery AlarmAfter one minute of inactivity, it will automatically…
  • IP65 Life Waterproof RatingBetter than most carbon monoxide monitors, the HD10 features…
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Offer TOP 4
Image of DSWERUOF AU-CO1 carbon monoxide detector
Carbon Monoxide Alarm with LCD Display,CO Detector with Test/Reset…
  • Test/Reset ButtonThe Test/Reset button is used to verify that the batteries and alarm…
  • Simple InstallationEasy to install on any wall or ceiling with the included screws,…
  • Battery PoweredPowered by 2 AA batteries (batteries supplied), low battery will sound…
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TOP 5
Image of INKBIRDPLUS 1 carbon monoxide detector
INKBIRDPLUS Indoor Air Quality Monitor, Temperature and Relative Humidity,…
  • [Wide Application] A hanging hole is designed on the back of the detector so that…
  • [Convenient Calibration] To ensure the accuracy of measurement, this CO2 meter supports…
  • [Rechargeable Battery & LCD Screen] A 2400mAh lithium battery is embedded inside…
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TOP 6
Image of CLEZGO WJ-CO999 carbon monoxide detector
Carbon Monoxide Detectors Alarm, CO Alarms for Basements Kitchen Travel…
  • Alarm Warning:When a Dangerous level of Carbon Monoxide is detected, the Red LED…
  • Sleek Design: This mini Carbon Monoxide Detector has a diameter of only 3.94 in (100…
  • Simple to Use: Test/Silence button enables you to test the alarm weekly, and to easily…
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TOP 7
Image of Kidde 30CUD10-V carbon monoxide detector
Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery Powered,…
  • 10-YEAR LIMITED WARRANTY: Warranty begins when the alarm is powered on. If that date…
  • EASY INSTALLATION: No wiring needed, simply mount the bracket onto the ceiling and…
  • 3 LED NOTIFICATIONS: LED lights indicate alarm status, green = normal operation,…
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TOP 8
Image of KLEIN TOOLS ET110 carbon monoxide detector
Carbon Monoxide Meter, Easy-to-use meter detects and measures concentration…
  • Klein Tools, doesn't just make great products, we make great products that stand…
  • Audible and visual alarms, Backlit display with CO measurements (0 to 1000 ppm) and…
  • Low level alarm (35 ppm) and high level alarm (200 ppm)
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TOP 9
Image of TOPTES CT-300 carbon monoxide detector
TopTes CT-300 Portable Carbon Monoxide Detector, CO Detector with…
  • What You Get You will receive 1x CT-300 Carbon Monoxide Detector, 1x Protective Case,…
  • User-Friendly FunctionsWith high-quality ABS+PC material and anti-slip edge texture,…
  • Visual & Audible AlarmThe travel CO detector uses both visual and audible alarms.…
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TOP 10
Image of Jectse Jectse4p8ucg1tbd carbon monoxide detector
TVOC Tester, Indoor CO2 400-5000PPM Detector Air Quality Monitor Tester…
  • Ideal Present: The him or her. With the air quality monitor, you can definitely understand…
  • Broad Utility: Portable carbon dioxide detector, compact design, suitable for air…
  • Easy Reading: The CO2 monitor uses an intelligent color display with clear numbers.…
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