The 6 Best Carbon Monoxide Meters

Updated March 03, 2017 by Steven John

6 Best Carbon Monoxide Meters
Best High-End
Best Mid-Range
Best Inexpensive
We spent 26 hours on research, videography, and editing, to review the top choices for this wiki. Carbon monoxide is odorless, invisible, and absolutely deadly. When it comes to being safe around this dangerous gas, there's no room for error. Fortunately, the CO meters on our list are accurate and easy-to-use, helping first responders, building inspectors, and cautious homeowners alike stay safe and protect others against potential poisoning. When users buy our independently chosen editorial picks, we may earn commissions to support our work. Skip to the best carbon monoxide meter on Amazon.

6. Uyigao UA6070 Tester

The Uyigao UA6070 Tester can be used to continuously monitor the concentration of gas in a given area, making it a wise choice for use in an environment that may be subject to dangerous spikes in CO levels even if an initial test seemed benign.
  • lightweight and easily portable
  • detects in range from 0 - 2000 ppm
  • alarm not loud enough
Brand UYIGAO UA6070 Brand New
Model UYIGAO UA6070 Brand New
Weight pending
Rating 4.2 / 5.0

5. Reed Instruments R9400

The Reed Instruments R9400 simultaneously displays carbon monoxide concentration data and the current ambient temperature, so you always have a good deal of data at your fingertips. It offers both data hold and maximum detection level display functions, too.
  • user adjustable alarm limit
  • comes with carrying case
  • less intuitive than other units
Brand Reed Instruments
Model R9400
Weight 12 ounces
Rating 4.4 / 5.0

4. SPK603 Precision Gas Gauge

This SPK603 Precision Gas Gauge uses both a flashing light and an audible alarm to let you know if it has detected levels of carbon monoxide that present a danger to human health. The unit is effective in temperatures ranging from 32 - 122 degrees Fahrenheit.
  • electrochemical co sensor
  • minute margin of error
  • durable plastic housing
Brand SPK603
Model pending
Weight pending
Rating 4.0 / 5.0

3. Pyle Meters PCMM05

The Pyle Meters PCMM05 is affordable and easy to operate, and its large LCD screen is easy to read. This unit is an ideal choice for the person who just needs basic information about CO levels -- or, ideally, the lack thereof.
  • safety alarm at above 200 ppm
  • fast sampling time
  • long-lasting battery life
Brand Pyle
Model PCMM05
Weight 7.2 ounces
Rating 5.0 / 5.0

2. Fluke CO-220

The Fluke CO-220 is very expensive but very accurate, and is a great choice for the emergency response professional who needs to quickly inspect a residence or facility while minimizing their chance for dangerous exposure during the testing.
  • stores recorded data
  • auto shutoff saves battery
  • self-test sequence
Brand FLUKE NETWORKS
Model CO-220
Weight 15.2 ounces
Rating 4.9 / 5.0

1. Inspector Industrial by Sensorcon

The Inspector Industrial by Sensorcon is rugged and reliable enough for use by first responders or inspection professionals, but it's still priced in range for the concerned homeowner who wants to be sure his or her residence is safe.
  • made in the united states
  • can be recallibrated as needed
  • well-reviewed by users
Brand Sensorcon
Model INS-CO-02
Weight 4.8 ounces
Rating 4.9 / 5.0

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Last updated on March 03, 2017 by Steven John

When not writing or spending time with his family, Steven tries to squeeze in some mountain climbing. In addition to writing for several websites and journals, Steven has published multiple novels.


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