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    2026_05_23_693012
    GFG 4021-TS-H 4021 Carbon Monoxide with (CO-H) low H2 interference Sensor, Monitor with toggle switch (for audible alarm)
    Original price was: $2,242.99.Current price is: $298.98. Add to cart
  • Sale! Sale!
    2026_05_23_681898
    GFG 4024-020 5000 Series Control Panel, Power supply, DIN Rail, 24 V DC, 2 Amp
    Original price was: $199.99.Current price is: $49.99. Add to cart
  • Sale! Sale!
    2026_05_23_681721
    GFG 4024-050 Power supply, DIN rail, 24 V DC, 5 Amp
    Original price was: $393.99.Current price is: $78.79. Add to cart
  • Sale! Sale!
    2026_05_23_693190
    GFG 5503-035 4021 High Dew Point (special order only)
    Original price was: $1,340.99.Current price is: $268.19. Add to cart
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    2026_05_23_683955
    GFG 5710-020 EC21 Series Fixed Transmitter, Nitrogen Dioxide (NO2)
    Original price was: $262.99.Current price is: $65.74. Add to cart
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    2026_05_23_683940
    GFG 5710-100D EC21 Series Fixed Transmitter, Ammonia (NH3)
    Original price was: $199.99.Current price is: $49.99. Add to cart
  • Sale! Sale!
    2026_05_23_683945
    GFG 5710-200D EC21 Series Fixed Transmitter, Ammonia (NH3)
    Original price was: $199.99.Current price is: $49.99. Add to cart
  • Sale! Sale!
    2026_05_23_683119
    GFG 6025-021 Dynagard 25 Series for O2 Stand-alone Systems, Test lead set
    Original price was: $52.99.Current price is: $15.89. Add to cart
  • Sale! Sale!
    2026_05_23_692713
    GFG 744 744 Respiratory airline Monitor with standard (0-99 ppm) CO Sensor (to be used with approved Filter Panel)
    Original price was: $1,217.99.Current price is: $243.59. Add to cart
  • Sale! Sale!
    2026_05_23_692733
    GFG 744-H 744 Respiratory airline Monitor with low H2 interference (0-99 ppm) CO-H Sensor (to be used with approved Filter Panel)
    Original price was: $1,342.99.Current price is: $268.59. Add to cart
  • Sale! Sale!
    2026_05_23_692742
    GFG 744-XP-H 744 Portable remote compressed air Monitor with low H2 interference (0-99 ppm) CO-H Sensor (with power pack in watertight suitcase)
    Original price was: $2,415.99.Current price is: $298.98. Add to cart
  • Sale! Sale!
    2026_05_23_683089
    GFG 7701-006 CI 21 Series Fixed Transmitter, Inline Humidifier Kit, required for CI 21 calibration
    Original price was: $36.99.Current price is: $11.09. Add to cart
  • Sale! Sale!
    2026_05_23_692619
    GFG 7711-004 Portable Micro IV Single-gas, Manual Hand Aspirator for Micro IV with tubing and wand
    Original price was: $345.99.Current price is: $69.19. Add to cart
  • Sale! Sale!
    2026_05_23_683724
    GFG 7721-021 CS22 Series Fixed Transmitter, Calibration Kit without Gas, with ABS carrying case, 0.5 Ipm fixed flow regulator
    Original price was: $551.99.Current price is: $110.39. Add to cart
  • Sale! Sale!
    2026_05_23_683087
    GFG 7722-100 CI 21 Series Fixed Transmitter, Calibration Kit for CI 21 with 10,000 ppm ammonia (NH3) Sensor range
    Original price was: $1,023.99.Current price is: $204.79. Add to cart
  • Sale! Sale!
    2026_05_23_683792
    GFG 7724-015 Dynagard 25 Series for O2 Stand-alone Systems, Calibration Kit with ABS carrying case, 34 L zero air calibration Gas, 0.5 lpm fixed flow regulator
    Original price was: $650.99.Current price is: $130.19. Add to cart
  • Sale! Sale!
    2026_05_23_685847
    GFG 7728-005 CC33 Fixed Transmitter, Calibration Kit without Gas, with ABS carrying case, 0.5 lpm fixed flow regulator for aluminum cylinders (p/n 2603-025)
    Original price was: $561.99.Current price is: $112.39. Add to cart
  • Sale! Sale!
    2026_05_23_692857
    GFG 7740-744 744 Calibration adapter
    Original price was: $30.99.Current price is: $9.29. Add to cart
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    2026_05_23_690476
    GFG 7745-016 Portable G460 Calibration Kit with 3-way Gas (O2, CO, CH4), includes 0.5 lpm regulator, Not for use with HCl/Cl2, includes regulator P/N 2603-020
    Original price was: $551.99.Current price is: $110.39. Add to cart
  • Sale! Sale!
    2026_05_23_691496
    GFG 7745-031 Portable G460 Calibration Kit with 4-way and Isobutylene Gas, includes 0.5 lpm regulator, Not for use with HCl/Cl2, includes regulator P/N 2603-025
    Original price was: $835.99.Current price is: $167.19. Add to cart
  • Sale! Sale!
    2026_05_23_690489
    GFG 7745-038 Portable G450 ecoBump – Alkaline Calibration Kit w/4-way Gas, includes regulator P/N 2603-400
    Original price was: $525.99.Current price is: $105.19. Add to cart
  • Sale! Sale!
    2026_05_23_693169
    GFG 7750-003 4021 Calibration Adapter with tubing and regulator
    Original price was: $190.99.Current price is: $47.74. Add to cart
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    2026_05_23_692598
    GFG 7770-223 Portable Micro IV Single-gas, Calibration Adapter with tubing for non-reactive Gases for Micro IV
    Original price was: $36.99.Current price is: $11.09. Add to cart
  • Sale! Sale!
    2026_05_23_692588
    GFG 7776-026 Portable Micro IV Single-gas, Calibration Kit for Micro IV. Includes carrying case, 1.0 lpm fixed flow regulator for reactive Gases (HCl and Cl2)
    Original price was: $510.99.Current price is: $102.19. Add to cart