Triplett CO Meter
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Triplett Carbon Monoxide Meter GSM120


The Triplett Model GSM120 Portable Carbon Monoxide Meter uses a stabilized electro-chemical gas-specific sensor to measure CO from 0 to 1000ppm.

  • $249.99
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Triplett Carbon Monoxide Meter GSM120

This meter can be used to check Carbon Monoxide levels in chimneys/flues, gas appliances (ovens, ranges, dryers), furnaces, internal combustion engines, portable generators, and all coal/wood/charcoal/oil/kerosene/propane/natural gas burning devices.  

Triplett Carbon Monoxide CO Meter Features:

  • 0 to 1000ppm range
  • Max Hold records the highest reading
  • Audible alarm at 35ppm increases beeping until continuous at 200ppm
  • Self calibration in fresh air
  • Stabilized electro-chemical gas-specific (CO) sensor
  • Measuring Time Mode displays elapsed time from when the
    meter is powered on
  • Max Hold records the highest reading
  • Manually store/recall 10 readings
  • Backlit LCD display
  • Auto power off with disable
  • Carrying Case Included 

Triplett Carbon Monoxide CO Meter:

Carbon Monoxide (CO)0 to 1000ppm
Accuracy±5% or ±10ppm (whichever is greater)
CO AlarmAudible/Visual
CO Audible Alarm35ppm (intermittent beep), beep speed increases up to 200ppm (continuous beep)
MemoryManually store/recall 10 readings
Power9V battery - Included
Dimensions6.3 x 2.2 x 1.6" 

1-year warranty.

    • Weight
      2 lbs
    • SKU
  • Manufacturer
    Triplett Test Equipment & Tools
  • Dimensions
    6.3 x 2.2 x 1.6"
  • Product Weight
  • Power Source
    9V Battery - included
  • Warranty
    1-year warranty

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