4-Gas Monitors

Find an ideal 4 gas monitor to protect workers in various environments and detect gases like oxygen (O2 Monitor), hydrogen sulfide (H2S Monitor), carbon monoxide (CO Monitor), and lower explosive levels of a variety of combustible gases. Brands include BW Technologies, RAE Systems, RKI, Draeger, and Gas Clip Technologies. View our gas monitor inventory below. You can also get a reliable single-gas h2s monitor, o2 monitor, co monitor, and more at PK Safety.

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  1. BW GasAlert Micro Clip XL 4 Gas Monitor
    BW Honeywell GasAlert MicroClip XL Multi-Gas Monitor, MCXL-XWHM-Y-NA
    Regular Price $595.00 Sale Price $499.00 You Save $96.00
  2. XT-XWHM-Y-NA
    BW Honeywell GasAlert Max XT II Confined Space Muti-Gas Monitor, XT-XWHM-Y-NA
    Rating:
    100%
    Regular Price $898.00 Sale Price $749.00 You Save $149.00
  3. BW Clip4, Yellow housing, 4-gas detector
    BW Clip4 4‑Gas Detector BWC4-Y-N
    Regular Price $625.00 Sale Price $530.00 You Save $95.00 As low as $525.00
    - Usually ships in 5 - 7 days
  4. BW GasAlertMicroClip XL 4-Gas Detector MCXL-XWHM-Y-NA
    BW Honeywell GasAlert MicroClip X3 4-Gas Detector MCX3-XWHM-Y-NA
    Rating:
    80%
    Regular Price $675.00 Sale Price $559.00 You Save $116.00
  5. RKI GX-2009 Portable Multi Gas Monitor 72-0314RKC
    RKI GX-2009 Portable Multi Gas Monitor 72-0314RKC
    Regular Price $695.00 Sale Price $595.00 You Save $100.00
  6. RKI Instruments GX-2012 Multi-Gas Detector
    RKI Instruments GX-2012 Multi Gas Detector
    $995.00
    - Usually ships in 10 days
  7. RKI Eagle Confined Space front
    RKI Eagle Confined Space Monitor 72-5401RK
    $2,250.00
    - Usually ships in 5 - 7 days
  8. M5-XW0Y-R-P-D-Y-N-00
    BW GasAlert Micro 5 Multi-Gas Monitor M5-XW0Y-R
    Sale Price $1,125.00
    - Usually ships in 2 - 3 weeks
  9. BW Honeywell Gas Alert Quattro 4-Gas Monitor QT-XWHM-R-Y-NA right side and front
    BW Honeywell GasAlert Quattro 4-Gas Monitor QT-XWHM-R-Y-NA
    Rating:
    100%
    Regular Price $755.00 Sale Price $629.00 You Save $126.00
  10. MSA ALTAIR 4XR Multigas Detector 10178557
    MSA ALTAIR 4XR Multigas Detector 10178557
    $804.29
    - Usually ships next business day
  11. MSA Altair 5X Multigas Detector Kit 1011692_
    MSA Altair 5X Multigas Detector Kit 1011692_
    $2,347.15
    - Usually ships in 1 - 2 days
  12. RKI GX-2009 MSHA 4-Gas Confined Space Monitor 72-0314-MSHA-C
    RKI GX-2009 MSHA 4-Gas Confined Space Monitor 72-0314-MSHA-C
    $745.00
    - Usually ships in 3 - 4 days
  13. M5PID-XWQY-R-P-D-Y-N-00
    BW GasAlert Micro 5 PID Multi-Gas Monitor M5PID-XWQY
    Sale Price $1,575.57
    - Usually ships in 10 days
  14. BW Quattro Confined Space Kit QT-XWHM-R-Y-NA-CS
    BW GasAlert Quattro Multi-Gas Confined Space Complete Kit, QT-XWHM-R-Y-NA-CS
    Rating:
    100%
    Regular Price $1,270.00 Sale Price $1,064.00 You Save $206.00
  15. BW GasAlertMax XT II Confined Space Kit XT-XWHM-Y-NA-CS
    BW GasAlert Max XT II Complete Confined Space Kit, XT-XWHM-Y-NA-CS
    Rating:
    100%
    Regular Price $1,513.00 Sale Price $1,099.00 You Save $414.00
  16. QRAE 3 Pump
    RAE PGM-2500 QRAE 3 Non-Wireless Pumped Multi-Gas Monitor M020-11111-111
    $931.00
    - Usually ships in 4 - 6 weeks
  17. BW Clip4 4‑Gas H2S, CO, O2, LEL Detector BWC4-B-N
    BW Clip4 4‑Gas Detector BWC4-B-N
    Regular Price $625.00 Sale Price $530.00 You Save $95.00 As low as $525.00
    - Usually ships in 5 - 7 days
  18. MicroRAE 4-Gas Monitor M031-1111-200
    MicroRAE 4-Gas Diffusion Monitor M031-1111-200
    $729.00
    - Usually ships in 1 - 2 weeks
  19. GasClip Technologies Multi Gas Clip Simple Plus MGC-S-PLUS
    GasClip Technologies Multi Gas Clip Simple Plus MGC-S-PLUS
    $695.00
    - Usually ships in 1 - 2 weeks
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