Inspector - Portable Carbon Monoxide Detectors

Real Time Carbon Monoxide Meters and Monitors

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'll like it!  Designed and Made in the USA.

CO Inspector Videos

Overview of the CO Inspector






CO Meter Specifications

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