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Inspector - Portable Carbon Monoxide Detectors

The Inspector is the guaranteed best portable CO detector on the market.  Use it as a simple Carbon Monoxide Meter to monitor the air, or purchase the full analyzer accessory kit to use it as a complete carbon monoxide combustion analyzer.  HVAC Technicians, EMTs, Fire Departments, home inspectors, pilots, property owners and industrial users all prefer the Inspector because of its high quality and low cost. Whether you call it a detector, tester, meter, monitor, sensor or just a gadget...you'll like it!  Designed and Made in the USA.

Carbon Monoxide Inspector  CO Inspector Industrial Front Inspector With Pump Accessory Kit

Carbon Monoxide Inspector

Buy at $129

For General Use

2 Alarms (Visual, Audible)

Carbon Monoxide Inspector Industrial

Buy at $169

Certified Intrinsically Safe for Hazardous Industrial Use

3 Alarms (Visual, Audible, Vibrating)

CO Inspector With Accessory Kit

Buy at $179 | $199

General Use Version | Industrial Use Version

Includes Detector, Hand Pump, Filter, Carrying Case

CO Inspector Videos

Overview of the CO Inspector

 Inspector Videos

More Videos of the Best CO Meter in Action!





Carbon Monoxide Inspector DiagramCarbon Monoxide Inspector LCD Diagram

User's Manual


  • Resolution:  1ppm
  • Accuracy: +/- 10% of reading or +/- 2ppm (whichever is higher)
  • Initial response time:  
  • Full response time:
  • Size: ~3.2″ x 2.2″ x 0.9″
  • Battery Life: >2 yrs (without alarms on)
  • Battery Type: CR123A (Panasonic CR123A required for Industrial version)
  • Alarm setpoints: 35 ppm low, 200 ppm high
  • Alarm types: Visual LCD/LED, Audible Buzzer (80-85dB), and Vibrate Mode (vibrate in Industrial models only)
  • Temperature Range : -4 to +122 °F (-20 to +50 °C)
  • Humidity Range: 20%-90% RH continuous (0-99% intermittent, e.g.
  • Sensor Type: amperometric type electrochemical sensor
  • Ingress Rating: IP 67 (completely dust proof & water proof)
  • Steel alligator clip with lanyard loop

Useful Information About Carbon Monoxide

Carbon Monoxide Detectors - Frequently Asked Questions

EPA - Carbon Monoxide Indoor Air Quality

NIOSH - Center for Disease Control Guide to Carbon Monoxide Hazards 

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