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T: 514-354-2511
T: 1 800 463-4363
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VOC Gas Sensor | Simple, inexpensive VOC Gas Sensor

VOC Gas Sensor | Simple, inexpensive VOC Gas Sensor

Product Code:C-21

Need more Info? (514) 354-2511 - 1-800-463-4363


  • Paint shops
  • Printer
  • Dry cleaners
  • Wood workers
  • Vehicule repair facilities
  • Chemical production areas
  • ... and wherever indoor air quality monitoring is required.
Model C-21 gas sensor help you comply with the new VOC air quality regulations for
hydrocarbon gases and solvent vapors.



  • Constanly monitor your work environment. Detects leaks and poor air quality before they are a health hazard.
  • No-installation. Easily used and understood by non-technical personnel.
  • Virtually no maintenance.





  • Highly sensitive to solvent vapors and other VOCs. Bright green-yellow-red display clearly shows hazard level of gas or vapor. Model C-21 also features audio
  • Detects down to OSHA, EPA, and other regulatory-mantated levels... typically at low ppm concentrations.
  • Has built-in rechargeable battery for portable use in tracking leaks.
  • Rugged construction with many safety features.




Response time within one minute of gas reaching sensor.
Size 3 1/4" x 1 3/8" x 2 3/8 (85 x 35 x 60 mm)
Weight 5 oz. (140 grams)
Battery life over 15 minutes per charge Model C-11, and over 2 hours for Model C-21.
Power requirements 120v. AC, self-contained NiCad battery, or 12v. DC in vehicules.
Measurement principle semiconductor sensor.


ECOC21-000 Model C-21VOC Monitor with visual display and alarm
ECEE2-0000 Model EE-2, Environmental enclosure
ECDL3-0000 Model DL-3, Data Logger for Model C-21

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