Chlorine Sensor

  • Sale
  • $165.00
  • Regular price $265.00

Brand: (varies based on supply chain) 
Model: FD-Cl2-SENSOR
Availability: 3 week lead time
Compatible: FD-90A-Cl2, FD-G60-Cl2

These are our replacement gas sensors for Forensics Detectors chlorine Cl2 gas detector and gas analyzer products. These are generic sensors used as the pin-to-pin replacement of the standard 4-series electrochemical Cl2 sensors. Once replaced, please undertake the appropriate calibration. An alternative is to send us your gas detector unit. Purchase the replacement gas sensor and the gas detector calibration service. Once received, we will replace the sensor for FREE and send the gas detector back to you with a new calibration certificate.


  • Technology: Electrochemical cell type
  • Gas: Chlorine (Cl2)
  • Range: 0-20 ppm
  • Resolution: 0.1 ppm
  • Expected Life: 2-3 years
  • Recommended calibration period: 6-12 months

Cross-Sensitivity Data

Gas Concentration (ppm) Output Signal
(in ppm CL2 )
Chlorine 10 10
Hydrogen Sulfide 10 -12.0
Sulfur Dioxide 20 0.0
Nitric Oxide 10 0.1
Nitrogen Dioxide 10 7.5
Carbon Monoxide 100 0.0
Ammonia 100 0.1
Hydrogen 1,000 -0.1
Carbon Dioxide 30,000 0.0