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Gas Detection

Gas Detection

Gas Detection

Keep Supply is your trusted source for gas detection. Gas detectors measure and indicate the concentration of certain gases in the air via different technologies. We carry gas detectors from Calibration Technologies (CTI), Honeywell, BW Technologies by Honeywell, Draeger, and more. For all your parts needs, we are here to help.

Categories
Fixed Gas Detection
Fixed Gas Detection
Portable Gas Detectors
Portable Gas Detectors
Gas Detector Calibration Gas
Gas Detector Calibration Gas
Gas Detector Controllers
Gas Detector Controllers
Gas Detector Parts & Accessories
Gas Detector Parts & Accessories
Gas Detector Replacement Sensors/Cells
Gas Detector Replacement Sensors/Cells
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  1. GG-NH3-300-ST CTI Gas Sensor Ammonia 0-300 PPM 4-20 mA Output, Rugged Temperature Controlled GG-NH3-300-ST CTI Gas Sensor Ammonia 0-300 PPM 4-20 mA Output, Rugged Temperature Controlled
    GG-NH3-300-ST CTI Gas Sensor Ammonia 0-300 PPM 4-20 mA Output, Rugged Temperature Controlled
    Web Price $1,850.00
  2. CTi GG-NH3-50, Gas Sensor, Ammonia 0-50 ppm, 4/20 mA output, rugged temperature controlled - image 1 CTi GG-NH3-50, Gas Sensor, Ammonia 0-50 ppm, 4/20 mA output, rugged temperature controlled - image 1
    GG-NH3-50 CTI Gas Sensor, Ammonia 0-50 ppm, 4/20 mA output, rugged temperature controlled
    Web Price $1,501.00
  3. GG-NH3-50-DM CTI Gas Sensor, Ammonia 0-50 ppm, 4/20 mA output, rugged temperature controlled GG-NH3-50-DM CTI Gas Sensor, Ammonia 0-50 ppm, 4/20 mA output, rugged temperature controlled
    GG-NH3-50-DM CTI Gas Sensor, Ammonia 0-50 ppm, 4/20 mA output, rugged temperature controlled
    Web Price $1,791.00
  4. GG-NH3-500 CTI Gas Sensor, Ammonia 0-500 ppm, 4/20 mA output, rugged temperature controlled GG-NH3-500 CTI Gas Sensor, Ammonia 0-500 ppm, 4/20 mA output, rugged temperature controlled
    GG-NH3-500 CTI Gas Sensor, Ammonia 0-500 ppm, 4/20 mA output, rugged temperature controlled
    Web Price $2,144.29
  5. GG-NH3-500-EXP CTI Gas Sensor Ammonia 0-500 PPM 4-20 mA Output, Explosion-proof Enclosure GG-NH3-500-EXP CTI Gas Sensor Ammonia 0-500 PPM 4-20 mA Output, Explosion-proof Enclosure
    GG-NH3-500-EXP CTI Gas Sensor Ammonia 0-500 PPM 4-20 mA Output, Explosion-proof Enclosure
    Web Price $1,791.00
  6. GG-NH3-500-ST CTI Gas Sensor, Ammonia 0-500 ppm, 4/20 mA output, 18 ga Stainless Steel Enclosure GG-NH3-500-ST CTI Gas Sensor, Ammonia 0-500 ppm, 4/20 mA output, 18 ga Stainless Steel Enclosure
    GG-NH3-500-ST CTI Gas Sensor, Ammonia 0-500 ppm, 4/20 mA output, 18 ga Stainless Steel Enclosure
    Web Price $1,850.00
  7. GG-NH3-HR-RC-EXP CTI Replacement Electrochemical Cell, NH3 high range 0/500 to 0/1000 ppm, explosion proof housing GG-NH3-HR-RC-EXP CTI Replacement Electrochemical Cell, NH3 high range 0/500 to 0/1000 ppm, explosion proof housing
    GG-NH3-HR-RC-EXP CTI Replacement Electrochemical Cell, NH3 high range 0/500 to 0/1000 ppm, explosion proof housing
    Web Price $706.44
  8. GG-NO2-10-DM CTI Gas Sensor, Nitrogen Dioxide 0-10 ppm, 4/20 mA output, rugged temperature controlled GG-NO2-10-DM CTI Gas Sensor, Nitrogen Dioxide 0-10 ppm, 4/20 mA output, rugged temperature controlled
    GG-NO2-10-DM CTI Gas Sensor, Nitrogen Dioxide 0-10 ppm, 4/20 mA output, rugged temperature controlled
    Add to Quote to request pricing
  9. GG-NO2-10-EXP CTI Gas Sensor Nitrogen Dioxide 0-10 PPM 4-20 mA Output, Explosion-proof Enclosure GG-NO2-10-EXP CTI Gas Sensor Nitrogen Dioxide 0-10 PPM 4-20 mA Output, Explosion-proof Enclosure
    GG-NO2-10-EXP CTI Gas Sensor Nitrogen Dioxide 0-10 PPM 4-20 mA Output, Explosion-proof Enclosure
    Web Price $1,540.00
  10. GG-NO2-B-10 CTI Gas Sensor Nitrogen Dioxide 0-10 PPM 4-20 mA Output, Rugged Temperature Controlled GG-NO2-B-10 CTI Gas Sensor Nitrogen Dioxide 0-10 PPM 4-20 mA Output, Rugged Temperature Controlled
    GG-NO2-B-10 CTI Gas Sensor Nitrogen Dioxide 0-10 PPM 4-20 mA Output, Rugged Temperature Controlled
    Web Price $1,249.00
  11. GG-NO2-B-10-ST CTI Gas Sensor Nitrogen Dioxide 0-10 PPM 4-20 mA Output, Temperature Controlled GG-NO2-B-10-ST CTI Gas Sensor Nitrogen Dioxide 0-10 PPM 4-20 mA Output, Temperature Controlled
    GG-NO2-B-10-ST CTI Gas Sensor Nitrogen Dioxide 0-10 PPM 4-20 mA Output, Temperature Controlled
    Web Price $1,599.00
  12. GG-NO2-RC-EXP CTI Replacement Electrochemical Cell No2, Explosion Proof Housing GG-NO2-RC-EXP CTI Replacement Electrochemical Cell No2, Explosion Proof Housing
    GG-NO2-RC-EXP CTI Replacement Electrochemical Cell No2, Explosion Proof Housing
    Web Price $706.44
  13. GG-O2-C0-DM CTI Gas Sensor, Oxygen 0-25%, Duct Mount Enclosure, 4/20 mA Output GG-O2-C0-DM CTI Gas Sensor, Oxygen 0-25%, Duct Mount Enclosure, 4/20 mA Output
    GG-O2-C0-DM CTI Gas Sensor, Oxygen 0-25%, Duct Mount Enclosure, 4/20 mA Output
    Web Price $1,540.00
  14. GG-O2-C0-ST CTI Gas Sensor, Oxygen 0-25%, rugged stainless steel enclosure, 4/20 mA output GG-O2-C0-ST CTI Gas Sensor, Oxygen 0-25%, rugged stainless steel enclosure, 4/20 mA output
    GG-O2-C0-ST CTI Gas Sensor, Oxygen 0-25%, rugged stainless steel enclosure, 4/20 mA output
    Web Price $1,599.00
  15. GG-O2-C15-ST CTI Gas Sensor, Oxygen 15-25%, Rugged Stainless Steel Enclosure, 4/20 mA Output GG-O2-C15-ST CTI Gas Sensor, Oxygen 15-25%, Rugged Stainless Steel Enclosure, 4/20 mA Output
    GG-O2-C15-ST CTI Gas Sensor, Oxygen 15-25%, Rugged Stainless Steel Enclosure, 4/20 mA Output
    Web Price $1,599.00
  16. GG-O2-RC-EXP CTI Replacement Electrochemical Cell for Oxygen To Be used In the Gg-o2 Exp Sensor GG-O2-RC-EXP CTI Replacement Electrochemical Cell for Oxygen To Be used In the Gg-o2 Exp Sensor
    GG-O2-RC-EXP CTI Replacement Electrochemical Cell for Oxygen To Be used In the Gg-o2 Exp Sensor
    Web Price $706.44
  17. GG-O2-RC-SP1 CTI GG-O2-SP1 replacement cell GG-O2-RC-SP1 CTI GG-O2-SP1 replacement cell
    GG-O2-RC-SP1 CTI GG-O2-SP1 replacement cell
    Add to Quote to request pricing
  18. GG-O2-series CTI Gas Sensor GG-O2-series CTI Gas Sensor
    GG-O2-series CTI Gas Sensor
    As low as $1,540.00
  19. GG-O3-A-1 CTI Gas Sensor O3 Factory Range 0-1 PPM O3 Ozone 4/20 mA Output Rugged Temperature Controlled GG-O3-A-1 CTI Gas Sensor O3 Factory Range 0-1 PPM O3 Ozone 4/20 mA Output Rugged Temperature Controlled
    GG-O3-A-1 CTI Gas Sensor O3 Factory Range 0-1 PPM O3 Ozone 4/20 mA Output Rugged Temperature Controlled
    Web Price $2,001.00
  20. GG-O3-A-1-DM CTI Gas Sensor O3, factory range 0-1 ppm O3 Ozone, 4/20 mA output, rugged temperature controlled GG-O3-A-1-DM CTI Gas Sensor O3, factory range 0-1 ppm O3 Ozone, 4/20 mA output, rugged temperature controlled
    GG-O3-A-1-DM CTI Gas Sensor O3, factory range 0-1 ppm O3 Ozone, 4/20 mA output, rugged temperature controlled
    Web Price $2,466.00
  21. GG-O3-A-1-ST CTI Gas Sensor O3, factory range 0-1 ppm O3 Ozone, 4/20 mA output, rugged temperature controlled GG-O3-A-1-ST CTI Gas Sensor O3, factory range 0-1 ppm O3 Ozone, 4/20 mA output, rugged temperature controlled
    GG-O3-A-1-ST CTI Gas Sensor O3, factory range 0-1 ppm O3 Ozone, 4/20 mA output, rugged temperature controlled
    Web Price $2,526.00
  22. GG-O3-A-RC CTI Gg-o3-a Replacement Cell GG-O3-A-RC CTI Gg-o3-a Replacement Cell
    GG-O3-A-RC CTI Gg-o3-a Replacement Cell
    Web Price $1,005.86
  23. CTi GG-O3-RC, Replacement Electrochemical Cell, O3, ribbon cable, for use with GG-O3 low-range Ozone Sensor - image 1 CTi GG-O3-RC, Replacement Electrochemical Cell, O3, ribbon cable, for use with GG-O3 low-range Ozone Sensor - image 1
    GG-O3-RC CTI Replacement Electrochemical Cell, O3, ribbon cable, for use with GG-O3 low-range Ozone Sensor
    Add to Quote to request pricing
  24. CTi GG-R11-1000, Gas Sensor, R11 0-1000 PPM, 4/20 mA output, temperature controlled polycarbonate - image 1 CTi GG-R11-1000, Gas Sensor, R11 0-1000 PPM, 4/20 mA output, temperature controlled polycarbonate - image 1
    GG-R11-1000 CTI Gas Sensor, R11 0-1000 PPM, 4/20 mA output, temperature controlled polycarbonate
    Web Price $0.00 List Price $1,474.00 List Price $1,474.00
  25. CTi GG-R123-3000, Gas Sensor, R123 0-3000 PPM, 4/20 mA output, temperature controlled polycarbonate - image 1 CTi GG-R123-3000, Gas Sensor, R123 0-3000 PPM, 4/20 mA output, temperature controlled polycarbonate - image 1
    GG-R123-3000 CTI Gas Sensor, R123 0-3000 PPM, 4/20 mA output, temperature controlled polycarbonate
    Add to Quote to request pricing
  26. GG-R1234YF-3000 CTI Gas Sensor, R1234YF 0-3,000 PPM, 4/20 mA output, temp. controlled polycarbonate GG-R1234YF-3000 CTI Gas Sensor, R1234YF 0-3,000 PPM, 4/20 mA output, temp. controlled polycarbonate
    GG-R1234YF-3000 CTI Gas Sensor, R1234YF 0-3,000 PPM, 4/20 mA output, temp. controlled polycarbonate
    Add to Quote to request pricing
  27. GG-R1234YF-500 CTI Gas Sensor, R1234YF 0-500 PPM, 4/20 mA output, temp. controlled polycarbonate GG-R1234YF-500 CTI Gas Sensor, R1234YF 0-500 PPM, 4/20 mA output, temp. controlled polycarbonate
    GG-R1234YF-500 CTI Gas Sensor, R1234YF 0-500 PPM, 4/20 mA output, temp. controlled polycarbonate
    Web Price $1,691.00
  28. GG-R1234ZE-1000 CTI Gas Sensor, R1234ZE 0-1000 PPM, 4/20 mA output, temperature controlled polycarbonate GG-R1234ZE-1000 CTI Gas Sensor, R1234ZE 0-1000 PPM, 4/20 mA output, temperature controlled polycarbonate
    GG-R1234ZE-1000 CTI Gas Sensor, R1234ZE 0-1000 PPM, 4/20 mA output, temperature controlled polycarbonate
    Add to Quote to request pricing
  29. GG-R1234ZE-500 CTI Gas Sensor, R1234ZE 0-500 PPM, 4/20 mA output, temperature controlled polycarbonate GG-R1234ZE-500 CTI Gas Sensor, R1234ZE 0-500 PPM, 4/20 mA output, temperature controlled polycarbonate
    GG-R1234ZE-500 CTI Gas Sensor, R1234ZE 0-500 PPM, 4/20 mA output, temperature controlled polycarbonate
    Add to Quote to request pricing
  30. GG-R123A-1000 CTI Gas Sensor, R123a 0-1000 PPM, 4/20 mA output, temperature controlled polycarbonate GG-R123A-1000 CTI Gas Sensor, R123a 0-1000 PPM, 4/20 mA output, temperature controlled polycarbonate
    GG-R123A-1000 CTI Gas Sensor, R123a 0-1000 PPM, 4/20 mA output, temperature controlled polycarbonate
    Web Price $1,691.00
  31. CTi GG-R123A-3000, Gas Sensor, R123a 0-3000 PPM, 4/20 mA output, temperature controlled polycarbonate - image 1 CTi GG-R123A-3000, Gas Sensor, R123a 0-3000 PPM, 4/20 mA output, temperature controlled polycarbonate - image 1
    GG-R123A-3000 CTI Gas Sensor, R123a 0-3000 PPM, 4/20 mA output, temperature controlled polycarbonate
    Add to Quote to request pricing
  32. CTi GG-R123A-500, Gas Sensor, R123a 0-500 PPM, 4/20 mA output, temperature controlled polycarbonate - image 1 CTi GG-R123A-500, Gas Sensor, R123a 0-500 PPM, 4/20 mA output, temperature controlled polycarbonate - image 1
    GG-R123A-500 CTI Gas Sensor R123A 0-500 PPM 4/20 mA Output Temperature Controlled Polycarbonate
    Web Price $1,691.00
  33. GG-R134A-1000 CTI Gas Sensor, R134a 0-1,000 PPM, 4/20 mA output, temperature controlled polycarbonate GG-R134A-1000 CTI Gas Sensor, R134a 0-1,000 PPM, 4/20 mA output, temperature controlled polycarbonate
    GG-R134A-1000 CTI Gas Sensor, R134a 0-1,000 PPM, 4/20 mA output, temperature controlled polycarbonate
    Web Price $1,691.00
  34. GG-R134A-3000 CTI Gas Sensor, R134a 0-3,000 PPM, 4/20 mA output, temperature controlled polycarbonate GG-R134A-3000 CTI Gas Sensor, R134a 0-3,000 PPM, 4/20 mA output, temperature controlled polycarbonate
    GG-R134A-3000 CTI Gas Sensor, R134a 0-3,000 PPM, 4/20 mA output, temperature controlled polycarbonate
    Add to Quote to request pricing
  35. GG-R134A-3000-ST CTI Gas Sensor, R134a 0-3,000 PPM, 4/20 mA output, temperature controlled polycarbonate GG-R134A-3000-ST CTI Gas Sensor, R134a 0-3,000 PPM, 4/20 mA output, temperature controlled polycarbonate
    GG-R134A-3000-ST CTI Gas Sensor, R134a 0-3,000 PPM, 4/20 mA output, temperature controlled polycarbonate
    Add to Quote to request pricing
  36. GG-R134A-500 CTI Gas Sensor R134A 0-500 PPM 4-20 mA Output, Temperature Controlled Polycarbonate GG-R134A-500 CTI Gas Sensor R134A 0-500 PPM 4-20 mA Output, Temperature Controlled Polycarbonate
    GG-R134A-500 CTI Gas Sensor R134A 0-500 PPM 4-20 mA Output, Temperature Controlled Polycarbonate
    Web Price $1,691.00
  37. GG-R134A-500-ST CTI Gas Sensor R134A 0-500 PPM, Stainless Steel Enclosure GG-R134A-500-ST CTI Gas Sensor R134A 0-500 PPM, Stainless Steel Enclosure
    GG-R134A-500-ST CTI Gas Sensor R134A 0-500 PPM, Stainless Steel Enclosure
    Web Price $2,041.00
  38. GG-R22-1000 CTI Gas Sensor R22 0-1000 PPM 4/20 mA Output Temperature Controlled Polycarbonate GG-R22-1000 CTI Gas Sensor R22 0-1000 PPM 4/20 mA Output Temperature Controlled Polycarbonate
    GG-R22-1000 CTI Gas Sensor R22 0-1000 PPM 4/20 mA Output Temperature Controlled Polycarbonate
    Web Price $1,691.00
  39. GG-R22-1000-ST CTI Gas Sensor R22 0-1000 PPM 4/20 mA Output Temperature Controlled Stainless Steel GG-R22-1000-ST CTI Gas Sensor R22 0-1000 PPM 4/20 mA Output Temperature Controlled Stainless Steel
    GG-R22-1000-ST CTI Gas Sensor R22 0-1000 PPM 4/20 mA Output Temperature Controlled Stainless Steel
    Web Price $2,041.00
  40. GG-R22-3000 CTI Gas Sensor, R22 0-3,000 PPM, 4/20 mA output, temperature controlled polycarbonate GG-R22-3000 CTI Gas Sensor, R22 0-3,000 PPM, 4/20 mA output, temperature controlled polycarbonate
    GG-R22-3000 CTI Gas Sensor, R22 0-3,000 PPM, 4/20 mA output, temperature controlled polycarbonate
    Add to Quote to request pricing
  41. GG-R22-3000-ST CTI Gas Sensor, R22 0-3000 PPM, 4/20 mA output, temperature controlled stainless steel GG-R22-3000-ST CTI Gas Sensor, R22 0-3000 PPM, 4/20 mA output, temperature controlled stainless steel
    GG-R22-3000-ST CTI Gas Sensor, R22 0-3000 PPM, 4/20 mA output, temperature controlled stainless steel
    Add to Quote to request pricing
  42. GG-R22-500 CTI Gas Sensor, R22 0-500 PPM, 4/20 mA output, temperature controlled polycarbonate GG-R22-500 CTI Gas Sensor, R22 0-500 PPM, 4/20 mA output, temperature controlled polycarbonate
    GG-R22-500 CTI Gas Sensor, R22 0-500 PPM, 4/20 mA output, temperature controlled polycarbonate
    Web Price $1,691.00
  43. GG-R22-500-ST CTI Gas Sensor R22 0-500 PPM 4-20 mA Output, Temperature Controlled Stainless Steel GG-R22-500-ST CTI Gas Sensor R22 0-500 PPM 4-20 mA Output, Temperature Controlled Stainless Steel
    GG-R22-500-ST CTI Gas Sensor R22 0-500 PPM 4-20 mA Output, Temperature Controlled Stainless Steel
    Web Price $2,041.00
  44. GG-R32-500 CTI Gas Sensor, R32 0-500 PPM, 4/20 mA output, temperature controlled polycarbonate GG-R32-500 CTI Gas Sensor, R32 0-500 PPM, 4/20 mA output, temperature controlled polycarbonate
    GG-R32-500 CTI Gas Sensor, R32 0-500 PPM, 4/20 mA output, temperature controlled polycarbonate
    Web Price $1,691.00
  45. CTi GG-R401A-500, Gas Sensor, R401a 0-500 PPM, 4/20 mA output, temperature controlled polycarbonate - image 1 CTi GG-R401A-500, Gas Sensor, R401a 0-500 PPM, 4/20 mA output, temperature controlled polycarbonate - image 1
    GG-R401A-500 CTI Gas Sensor, R401a 0-500 PPM, 4/20 mA output, temperature controlled polycarbonate
    Add to Quote to request pricing
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Product Availability
  1. In Stock, Ships Today 40items
Brand
  1. Goss 1item
  2. Honeywell Analytics 211items
  3. CTI (Calibration Technologies Inc) 993items
  4. Cool Air Inc. 136items
  5. Danfoss 26items
  6. Draeger 799items
  7. Gasco Gas 1item
  8. Hansen 88items
  9. HB Products 8items
  10. Honeywell 2504items
  11. IRP 3items
  12. NAVAC 1item
  13. OMEGA 1item
  14. R-EADY Brand 1item
  15. Swagelok 3items
Category
  1. Accessories and Consumables 212items
  2. Ammonia Detectors 97items
  3. Calibration Gases 193items
  4. Calibration Supplies and Bump Testing 3items
  5. Carbon Dioxide Detectors 22items
  6. Carbon Monoxide Detectors 5items
  7. Chlorine Detectors 5items
  8. Control Parts 2items
  9. Controllers 1item
  10. Fixed Detectors 1item
  11. Gas Detection 2288items
  12. Gas Detection Alarm Panels 17items
  13. Gas Detection Horn/Strobe Indicators 7items
  14. Gas Detector Battery Backup 11items
  15. Gas Detector Cable 13items
  16. Gas Detector Calibration Gas 376items
  17. Gas Detector Calibration Kits 13items
  18. Gas Detector Controllers 120items
  19. Gas Detector Entrance Monitors 2items
  20. Gas Detector Lighting/Horns 243items
  21. Gas Detector Miscellaneous 52items
  22. Gas Detector Parts & Accessories 18items
  23. Gas Detector Power Supplies 7items
  24. Gas Detector Replacement Sensors/Cells 81items
  25. Gas Detector Switch Boxes 5items
  26. Gas Detection Tubes 214items
  27. Gas Detector Wash Down Protections 2items
  28. HFC/CFC/HCFC Detectors 103items
  29. Hydrogen Detectors 7items
  30. Hydrogen Sulfide Detectors 5items
  31. Modules & Master Stations 10items
  32. Multi-Gas Detectors 87items
  33. NH3-CO2 Sensors 2items
  34. Nitrogen Dioxide Detectors 5items
  35. Oxygen Detectors 5items
  36. Ozone Detectors 2items
  37. Portable Detectors 36items
  38. Portable Gas Detectors 14items
  39. Portable Single Gas Detectors 32items
  40. Pressure Controls 9items
  41. Pumps 2items
  42. Quote Only 285items
  43. Refrigeration Tools 1item
  44. Safety 1item
  45. Sampling Hoses 24items
  46. Simultaneous Test Sets 6items
  47. Sulfur Dioxide Detectors 6items
  48. Software 5items
  49. Calibration and Bump Testing 8items
  50. Stickers 4items
  51. Portable Gas Detector Sensors 105items
Gas Sensor Type
  1. Chlorine (CL2) 1item
  2. Ozone (O3) 1item
  3. Oxygen/ Carbon Monoxide (O2/CO LC) 1item
  4. Ammonia (NH3) 13items
  5. Nitric Oxide (NO) 1item
  6. Nitrogen Dioxide (NO2 LC) 1item
  7. Hydrogen Cyanide 1item
  8. Phosphine (PH3) 1item
  9. Organic Vapors (OV) 1item
  10. Organic Vapors (OV-A) 1item
  11. Phosgene (COCl2) 1item
  12. Hydrogen Sulfide (H2S) 1item
Maximum Shelf Life
  1. 6 Months 1item
  2. 9 Months 1item
  3. 12 months 1item
  4. 18 Months 4items
  5. 60 Months 1item
Pressure Range PSI
  1. 600 psi 4items
  2. 300 psi 3items
  3. 500 7items
  4. 1000 1item
Product Series
  1. PAC 8000 32items
Sensor Range
  1. 0 - 25 Vol% O2/0 - 2000 ppm CO 1item
  2. 0 - 10 ppm 2items
  3. 0 - 20 ppm 2items
  4. 0 - 50 ppm 2items
  5. 0 - 100 ppm 1item
  6. 0 - 200 ppm 3items
Detection Resolution
  1. 0.1 % (Vol) O2 / 1 ppm CO 1item
  2. 0.01 ppm 2items
  3. 0.02 ppm 1item
  4. 0.1 ppm 3items
  5. 0.5 ppm 1item
  6. 1 ppm 2items