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Honeywell MultiPro Multi-Gas Detector – LEL, O2, CO, H2S
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MultiPro Multi-Gas Detector – LEL, O2, CO, H2S
22818
For maximum worker safety, ensure work areas have this Multi Pro detector monitoring the air
Lightweight, affordable, reliable
| Qty | Price |
|---|---|
| Each | $617.40 |
Economic and compact but powerful, trust this instrument to monitor the air and alert workers to the presence of LEL, O2, CO, and H2S
- Compact, durable design features one-button calibration, calibration reminder, and field replaceable sensors
- Sensor span reserve indicators during calibration allow for maintenance planningLarge, easy-to-read front-mounted instrumentation display is backlit for easier reading
- "Black box" recorder provides over 40 hours of storage
- Measures 4.625" x 2.625" x 1.75" and weighs 9.9 oz.
- Alkaline battery provides a 16 hour battery life
- Features external, optional pump and audio and vibrate alarms
- Training includes a CD
- Gas ranges LEL 0-100%, O2 0-30%, CO 0-1000 ppm, and H2S 0-200 ppm
- Intrinsic safety UL Class Class 1, Division 1, Groups A, B, C, and D hazardous conditions
This Honeywell MultiPro gas detector instrument monitors 4 gases in the air of confined space work areas. Lightweight, reliable instrument monitors for O2, LEL, CO, and H2S gases to display status and alert workers instantly.
These instruments are the detectors you need for monitoring multiple gases. Ideal for confined space applications.
MultiPro™ Specification Chart
Close| Mechanical Specifications | |
| Dimensions | 4.625" x 2.625" x 1.75" |
| Weight | 9.9 oz. |
| Battery | Alkaline |
| Battery Life | 16 hours |
| Alarms | Visual, audio |
| Pump | External, Optional |
| Intrinsic Safety | UL Class 1, Division I, Groups A, B, C, and D hazardous conditions |
| Training | CD |
| Gas Ranges | |
| LEL | 0-99% |
| O2 | 0-30% |
| CO | 0-999 ppm |
| H2S | 0-200 ppm |
MultiPro™ gas detector specifications.
Multi-Gas Detector Specification Chart
Close| Manufacturer & Model | Dimensions (inches) | Weight (oz) | Battery Type |
Battery Life (hours) | Alarm Type(s) | Pump | Intrinsic Safety | Training | Gas Ranges: | ||||
| LEL (%) | O2 (%) | CO (ppm) | H2S (ppm) | SO2 (ppm) | |||||||||
| MSA ALTAIR® 4X 31266, 31267 |
4.4 x 3.0 x 1.31 | 7.9 | Lithium polymer | 24 | Visual, audio, vibrate | External, Optional | UL Class 1, Division 1, Groups A, B, C, D. Class 11 Division 1, Groups E, F, G. Class 111, Div 1 | Online Manual | 0-100 | 0-30 | 0-1999 | 0-200 | - |
| MSA ALTAIR® 5X, Multi-Gas Detector 31808, 31809 |
6.69 x 3.49 x 1.79 | 16 | Lithium-ion or Alkaline | 20 | Visual, audio, vibrate | Internal | UL Class I, II, III, Division I Groups A, B, C, D, E, F, G | CD, Manual | 0-100 | 0-30 | 0-2000 | 0-200 | -- |
| Industrial Scientific Ventis™ MX4 31235 |
4.1 x 2.3 x 1.2 | 6.4 | Lithium-ion | 12 | Visual, audio, vibrate | -- | UL Class 1, Division 1, Groups A, B, C, D, Class 11 | Online Tutorial | 0-100 | 0-30 | 0-1000 | 0-500 | -- |
| Industrial Scientific Ventis™ MX4 w/Pump 31236 |
6.8 x 2.6 x 2.6 | 13.4 | Extended Range Lithium-ion | 20 | Visual, audio, vibrate | Internal | UL Class 1, Division 1, Groups A, B, C, D, Class 11, Groups F, G | Online Tutorial | 0-100 | 0-30 | 0-1000 | 0-500 | -- |
| Industrial Scientific MX6 iBrid™ 27327, 27328, 27242 |
5.3 x 3.05 x 1.7 | 14.4 | Lithium-ion | 24 | Visual, audio, vibrate | Internal, Optional | UL and CSA Class 1, Division 1 Groups A, B, C, D | CD | 0-100 | 0-30 | 0-1000 | 0-500 | -- |
| Manufacturer & Model | Dimensions (inches) | Weight (oz) | Battery Type |
Battery Life (hours) | Alarm Type(s) | Pump | Intrinsic Safety | Training | Gas Ranges: | ||||
| LEL (%) | O2 (%) | CO (ppm) | H2S (ppm) | SO2 (ppm) | |||||||||
| GFG Instrumentation, G450 Muliti-Gas Detector 31892, 31893, 31894 |
4.4 x 2.6 x 2 | 9.9 | Ni-MH or Alkaline |
25 | Visual, audio, vibrate | External, Optional | CSA us/c Class I, Division I, Groups A, B, C, D, T3 | DVD, Manual | 0-100 | 0-25 | 0-500 | 0-100 | - |
| RKI GX-2009 28456 |
3.0 x 2.75 x 0.98 | 4.6 | NiMH | 14 | Visual, audio, vibrate | External, Optional | Class 1, Division 1, Groups A, B, C, D | CD, Manual | 0-100 | 0-40 | 0-500 | 0-100 | -- |
| Scott Protege™ 31306 , 31307 |
3.26 x 2.76 x 1.16 | 7.5 | Lithium-ion | Diffusion: 18, Pump: 12 | Visual, audio, vibrate | External, Optional | UL Class I, Division I Groups A, B, C, D | CD, Manual | 0-80 | 0-25 | 0-999 | 0-500 | -- |
| Honeywell MultiPro™ Multi-Gas Detector 22818 |
4.625 x 2.625 x 1.75 | 9.9 | Alkaline | 16 | Visual, audio | External, Optional | UL Class 1, Division I, Groups A, B, C, and D hazardous conditions | CD | 0-99 | 0-30 | 0-999 | 0-200 | -- |
| Honeywell PhD6™ 28398 , 28399 |
6.75 x 3.25 x 2.5 | 23 | Alkaline | 24 | Visual, audio | External, Optional | Class I, Division 1, Groups A, B, C, D | CD | 0-99 | 0-30 | 0-999 | 0-200 | -- |
| Manufacturer & Model | Dimensions (inches) | Weight (oz) | Battery Type |
Battery Life (hours) | Alarm Type(s) | Pump | Intrinsic Safety | Training | Gas Ranges: | ||||
| LEL (%) | O2 (%) | CO (ppm) | H2S (ppm) | SO2 (ppm) | |||||||||
| BW GasAlertMicroClip XT 27295 |
4.4 x 2.4 x 1.1 | 6 | Lithium polymer | 10 | Visual, audio, vibrate | External, Optional | CSA, Class I, Division 1, Group A, B, C, D. ATEX: CE Ex II 1G Ex ia IIC T4 GA | Interactive CD | 0-100 | 0-30 | 0-500 | 0-100 | -- |
| BW GasAlertMicro 5 27307 |
5.7 x 2.9 x 1.5 | 13.1 | AA Alkaline or Alkaline HS |
15 or 20 | Visual, audio, vibrate | Optional | CSA, Class 1, Division 1, Groups A, B, C, D | Interactive CD | 0-100 | 0-30 | 0-999 | 0-500 | -- |
| BW GasAlertMax XT II 28701 |
5.1 x 2.8 x 2.0 | 11.5 | Lithium-polymer | 13 | Visual, audio, vibrate | Internal | Class 1, Division 1, Groups A, B, C, D | Interactive CD | 0-100 | 0-30 | 0-1000 | 0-200 | -- |
| BW GasAlert Quattro 31260 |
5.1 x 3.2 x 1.9 | 11.5 | Lithium polymer or Alkaline | 14 or 20 | Visual, audio, vibrate | External, Optional | UL Class 1, Division 1, Groups A, B, C, D | CD | 0-100 | 0-30 | 0-1000 | 0-200 | -- |
| Honeywell MicroMax Pro 27158 |
4.75 x 3.0 x 1.8 | 17.6 | NiMH or Alkaline |
10 or 13 | Visual, audio | Internal | UL Class I, II, and III Division I and II, Groups A, B, C, D, E, F, and G | Quick Start Guide | 0-100 | 0-40 | 0-999 | 0-500 | -- |
| Honeywell Impact 27300 |
5.3 x 3.3 x 1.9 | 18 | NiMH or Alkaline |
10 or 17 | Visual, audio | Optional, External | UL Class I, Division 1, Groups A, B, C, D | Quick Start Guide | 0-100 | 0-25 | 0-500 | 0-50 | -- |
| Manufacturer & Model | Dimensions (inches) | Weight (oz) | Battery Type |
Battery Life (hours) | Alarm Type(s) | Pump | Intrinsic Safety | Training | Gas Ranges: | ||||
| LEL (%) | O2 (%) | CO (ppm) | H2S (ppm) | SO2 (ppm) | |||||||||
| Honeywell Impact Pro 27301 |
5.3 x 3.3 x 1.9 | 18 | NiMH or Alkaline |
10 or 17 | Visual, audio | Integral | UL Class I, Division 1, Groups A, B, C, D | Quick Start Guide | 0-100 | 0-25 | 0-500 | 0-50 | -- |
| Draeger X-am 2000 26090 |
5.08 x 1.85 x 1.22 | 7.8 | Alkaline | 12 | Visual, audio, vibrate | -- | UL and CSA Class I, Division 1, Groups A, B, C, D. C1 II. Group E, F, G | CD | 0-100 | 0-25 | 0-2000 | 0-200 | -- |
| RAE Systems, QRAE II Muliti-Gas Monitor 32024 |
5 x 2.8 x 1.5 | 9 | Li-ion or Alkaline |
Li-ion: 14, Alkaline: 10 | Visual, audio, vibrate | Internal, Optional | CSA Class I, Division I, Groups A, B, C, D, T4; ATEX II 2G Ex ia d IIC T4 | CD | 0-100 | 0-30 | 0-1,000 | 0-100 | - |
| RAE Systems, QRAE II Muliti-Gas Monitor w/Pump 32025 |
5 x 2.8 x 2 | 10 | Li-ion or Alkaline |
Li-ion: 10, Alkaline: 8 | Visual, audio, vibrate | Internal, Optional | CSA Class I, Division I, Groups A, B, C, D, T4; ATEX II 2G Ex ia d IIC T4 | CD | 0-100 | 0-30 | 0-1,000 | 0-100 | - |
| RAE Systems, MultiRAE Lite Gas Monitor 32029 |
6.9 x 3.8 x 2.2 | 26.8 | Li-ion or Alkaline |
Li-ion: 18, Alkaline: 8 | Visual, audio, vibrate | Internal, Optional | CSA Class I, Division I, Groups A, B, C, D, T4; ATEX II 2G Exia d IIC T4 Gb | - | 0-100 | 0-30 | 0-500 | 0-100 | - |
| Manufacturer & Model | Dimensions (inches) | Weight (oz) | Battery Type |
Battery Life (hours) | Alarm Type(s) | Pump | Intrinsic Safety | Training | Gas Ranges: | ||||
| LEL (%) | O2 (%) | CO (ppm) | H2S (ppm) | SO2 (ppm) | |||||||||
| RAE Systems, MultiRAE Lite Gas Monitor w/Pump 32028 |
7.6 x 3.8 x 2.6 | 31 | Li-ion or Alkaline |
Li-ion: 12, Alkaline: 6 | Visual, audio, vibrate | Internal, Optional | CSA Class I, Division I, Groups A, B, C, D, T4; ATEX II 2G Exia d IIC T4 Gb | - | 0-100 | 0-30 | 0-500 | 0-100 | - |
| RAE Systems, MultiRAE Pro Gas Monitor 31895 |
7.6 x 3.8 x 2.6 | 31 | Li-ion or Alkaline |
Li-ion: 12, Alkaline: 6 | Visual, audio, vibrate | Internal, Optional | CSA Class I, Division I, Groups A, B, C, D, T4; ATEX II 2G Ex ia d IIC T4 Gb | CD | 0-100 | 0-30 | 0-500 | 0-100 | - |
| RAE Systems, MultiRAE Gas Monitor 32026 |
7.6 x 3.8 x 2.6 | 31 | Li-ion or Alkaline |
Li-ion: 12, Alkaline: 6 | Visual, audio, vibrate | Internal, Optional | CSA Class I, Division I, Groups A, B, C, D, T4; ATEX II 2G Ex ia d IIC T4 Gb | CD | 0-100 | 0-30 | 0-500 | 0-100 | - |
Please Note: Lithium-ion, Lithium polymer, and NiMH batteries are rechargeable.
Need some expert advice or a custom configuration?
Our Technical Support Reps are extensively trained on new products and regulations, and are ready to help with your selection. They can answer your questions about gas monitors and detectors,
and help with replacement parts for your gas detector. Call
Compare all multiple-gas detectors.
Additional Info:
MultiPro™ Specification Chart
Close| Mechanical Specifications | |
| Dimensions | 4.625" x 2.625" x 1.75" |
| Weight | 9.9 oz. |
| Battery | Alkaline |
| Battery Life | 16 hours |
| Alarms | Visual, audio |
| Pump | External, Optional |
| Intrinsic Safety | UL Class 1, Division I, Groups A, B, C, and D hazardous conditions |
| Training | CD |
| Gas Ranges | |
| LEL | 0-99% |
| O2 | 0-30% |
| CO | 0-999 ppm |
| H2S | 0-200 ppm |
MultiPro™ gas detector specifications.
Multi-Gas Detector Specification Chart
Close| Manufacturer & Model | Dimensions (inches) | Weight (oz) | Battery Type |
Battery Life (hours) | Alarm Type(s) | Pump | Intrinsic Safety | Training | Gas Ranges: | ||||
| LEL (%) | O2 (%) | CO (ppm) | H2S (ppm) | SO2 (ppm) | |||||||||
| MSA ALTAIR® 4X 31266, 31267 |
4.4 x 3.0 x 1.31 | 7.9 | Lithium polymer | 24 | Visual, audio, vibrate | External, Optional | UL Class 1, Division 1, Groups A, B, C, D. Class 11 Division 1, Groups E, F, G. Class 111, Div 1 | Online Manual | 0-100 | 0-30 | 0-1999 | 0-200 | - |
| MSA ALTAIR® 5X, Multi-Gas Detector 31808, 31809 |
6.69 x 3.49 x 1.79 | 16 | Lithium-ion or Alkaline | 20 | Visual, audio, vibrate | Internal | UL Class I, II, III, Division I Groups A, B, C, D, E, F, G | CD, Manual | 0-100 | 0-30 | 0-2000 | 0-200 | -- |
| Industrial Scientific Ventis™ MX4 31235 |
4.1 x 2.3 x 1.2 | 6.4 | Lithium-ion | 12 | Visual, audio, vibrate | -- | UL Class 1, Division 1, Groups A, B, C, D, Class 11 | Online Tutorial | 0-100 | 0-30 | 0-1000 | 0-500 | -- |
| Industrial Scientific Ventis™ MX4 w/Pump 31236 |
6.8 x 2.6 x 2.6 | 13.4 | Extended Range Lithium-ion | 20 | Visual, audio, vibrate | Internal | UL Class 1, Division 1, Groups A, B, C, D, Class 11, Groups F, G | Online Tutorial | 0-100 | 0-30 | 0-1000 | 0-500 | -- |
| Industrial Scientific MX6 iBrid™ 27327, 27328, 27242 |
5.3 x 3.05 x 1.7 | 14.4 | Lithium-ion | 24 | Visual, audio, vibrate | Internal, Optional | UL and CSA Class 1, Division 1 Groups A, B, C, D | CD | 0-100 | 0-30 | 0-1000 | 0-500 | -- |
| Manufacturer & Model | Dimensions (inches) | Weight (oz) | Battery Type |
Battery Life (hours) | Alarm Type(s) | Pump | Intrinsic Safety | Training | Gas Ranges: | ||||
| LEL (%) | O2 (%) | CO (ppm) | H2S (ppm) | SO2 (ppm) | |||||||||
| GFG Instrumentation, G450 Muliti-Gas Detector 31892, 31893, 31894 |
4.4 x 2.6 x 2 | 9.9 | Ni-MH or Alkaline |
25 | Visual, audio, vibrate | External, Optional | CSA us/c Class I, Division I, Groups A, B, C, D, T3 | DVD, Manual | 0-100 | 0-25 | 0-500 | 0-100 | - |
| RKI GX-2009 28456 |
3.0 x 2.75 x 0.98 | 4.6 | NiMH | 14 | Visual, audio, vibrate | External, Optional | Class 1, Division 1, Groups A, B, C, D | CD, Manual | 0-100 | 0-40 | 0-500 | 0-100 | -- |
| Scott Protege™ 31306 , 31307 |
3.26 x 2.76 x 1.16 | 7.5 | Lithium-ion | Diffusion: 18, Pump: 12 | Visual, audio, vibrate | External, Optional | UL Class I, Division I Groups A, B, C, D | CD, Manual | 0-80 | 0-25 | 0-999 | 0-500 | -- |
| Honeywell MultiPro™ Multi-Gas Detector 22818 |
4.625 x 2.625 x 1.75 | 9.9 | Alkaline | 16 | Visual, audio | External, Optional | UL Class 1, Division I, Groups A, B, C, and D hazardous conditions | CD | 0-99 | 0-30 | 0-999 | 0-200 | -- |
| Honeywell PhD6™ 28398 , 28399 |
6.75 x 3.25 x 2.5 | 23 | Alkaline | 24 | Visual, audio | External, Optional | Class I, Division 1, Groups A, B, C, D | CD | 0-99 | 0-30 | 0-999 | 0-200 | -- |
| Manufacturer & Model | Dimensions (inches) | Weight (oz) | Battery Type |
Battery Life (hours) | Alarm Type(s) | Pump | Intrinsic Safety | Training | Gas Ranges: | ||||
| LEL (%) | O2 (%) | CO (ppm) | H2S (ppm) | SO2 (ppm) | |||||||||
| BW GasAlertMicroClip XT 27295 |
4.4 x 2.4 x 1.1 | 6 | Lithium polymer | 10 | Visual, audio, vibrate | External, Optional | CSA, Class I, Division 1, Group A, B, C, D. ATEX: CE Ex II 1G Ex ia IIC T4 GA | Interactive CD | 0-100 | 0-30 | 0-500 | 0-100 | -- |
| BW GasAlertMicro 5 27307 |
5.7 x 2.9 x 1.5 | 13.1 | AA Alkaline or Alkaline HS |
15 or 20 | Visual, audio, vibrate | Optional | CSA, Class 1, Division 1, Groups A, B, C, D | Interactive CD | 0-100 | 0-30 | 0-999 | 0-500 | -- |
| BW GasAlertMax XT II 28701 |
5.1 x 2.8 x 2.0 | 11.5 | Lithium-polymer | 13 | Visual, audio, vibrate | Internal | Class 1, Division 1, Groups A, B, C, D | Interactive CD | 0-100 | 0-30 | 0-1000 | 0-200 | -- |
| BW GasAlert Quattro 31260 |
5.1 x 3.2 x 1.9 | 11.5 | Lithium polymer or Alkaline | 14 or 20 | Visual, audio, vibrate | External, Optional | UL Class 1, Division 1, Groups A, B, C, D | CD | 0-100 | 0-30 | 0-1000 | 0-200 | -- |
| Honeywell MicroMax Pro 27158 |
4.75 x 3.0 x 1.8 | 17.6 | NiMH or Alkaline |
10 or 13 | Visual, audio | Internal | UL Class I, II, and III Division I and II, Groups A, B, C, D, E, F, and G | Quick Start Guide | 0-100 | 0-40 | 0-999 | 0-500 | -- |
| Honeywell Impact 27300 |
5.3 x 3.3 x 1.9 | 18 | NiMH or Alkaline |
10 or 17 | Visual, audio | Optional, External | UL Class I, Division 1, Groups A, B, C, D | Quick Start Guide | 0-100 | 0-25 | 0-500 | 0-50 | -- |
| Manufacturer & Model | Dimensions (inches) | Weight (oz) | Battery Type |
Battery Life (hours) | Alarm Type(s) | Pump | Intrinsic Safety | Training | Gas Ranges: | ||||
| LEL (%) | O2 (%) | CO (ppm) | H2S (ppm) | SO2 (ppm) | |||||||||
| Honeywell Impact Pro 27301 |
5.3 x 3.3 x 1.9 | 18 | NiMH or Alkaline |
10 or 17 | Visual, audio | Integral | UL Class I, Division 1, Groups A, B, C, D | Quick Start Guide | 0-100 | 0-25 | 0-500 | 0-50 | -- |
| Draeger X-am 2000 26090 |
5.08 x 1.85 x 1.22 | 7.8 | Alkaline | 12 | Visual, audio, vibrate | -- | UL and CSA Class I, Division 1, Groups A, B, C, D. C1 II. Group E, F, G | CD | 0-100 | 0-25 | 0-2000 | 0-200 | -- |
| RAE Systems, QRAE II Muliti-Gas Monitor 32024 |
5 x 2.8 x 1.5 | 9 | Li-ion or Alkaline |
Li-ion: 14, Alkaline: 10 | Visual, audio, vibrate | Internal, Optional | CSA Class I, Division I, Groups A, B, C, D, T4; ATEX II 2G Ex ia d IIC T4 | CD | 0-100 | 0-30 | 0-1,000 | 0-100 | - |
| RAE Systems, QRAE II Muliti-Gas Monitor w/Pump 32025 |
5 x 2.8 x 2 | 10 | Li-ion or Alkaline |
Li-ion: 10, Alkaline: 8 | Visual, audio, vibrate | Internal, Optional | CSA Class I, Division I, Groups A, B, C, D, T4; ATEX II 2G Ex ia d IIC T4 | CD | 0-100 | 0-30 | 0-1,000 | 0-100 | - |
| RAE Systems, MultiRAE Lite Gas Monitor 32029 |
6.9 x 3.8 x 2.2 | 26.8 | Li-ion or Alkaline |
Li-ion: 18, Alkaline: 8 | Visual, audio, vibrate | Internal, Optional | CSA Class I, Division I, Groups A, B, C, D, T4; ATEX II 2G Exia d IIC T4 Gb | - | 0-100 | 0-30 | 0-500 | 0-100 | - |
| Manufacturer & Model | Dimensions (inches) | Weight (oz) | Battery Type |
Battery Life (hours) | Alarm Type(s) | Pump | Intrinsic Safety | Training | Gas Ranges: | ||||
| LEL (%) | O2 (%) | CO (ppm) | H2S (ppm) | SO2 (ppm) | |||||||||
| RAE Systems, MultiRAE Lite Gas Monitor w/Pump 32028 |
7.6 x 3.8 x 2.6 | 31 | Li-ion or Alkaline |
Li-ion: 12, Alkaline: 6 | Visual, audio, vibrate | Internal, Optional | CSA Class I, Division I, Groups A, B, C, D, T4; ATEX II 2G Exia d IIC T4 Gb | - | 0-100 | 0-30 | 0-500 | 0-100 | - |
| RAE Systems, MultiRAE Pro Gas Monitor 31895 |
7.6 x 3.8 x 2.6 | 31 | Li-ion or Alkaline |
Li-ion: 12, Alkaline: 6 | Visual, audio, vibrate | Internal, Optional | CSA Class I, Division I, Groups A, B, C, D, T4; ATEX II 2G Ex ia d IIC T4 Gb | CD | 0-100 | 0-30 | 0-500 | 0-100 | - |
| RAE Systems, MultiRAE Gas Monitor 32026 |
7.6 x 3.8 x 2.6 | 31 | Li-ion or Alkaline |
Li-ion: 12, Alkaline: 6 | Visual, audio, vibrate | Internal, Optional | CSA Class I, Division I, Groups A, B, C, D, T4; ATEX II 2G Ex ia d IIC T4 Gb | CD | 0-100 | 0-30 | 0-500 | 0-100 | - |
Please Note: Lithium-ion, Lithium polymer, and NiMH batteries are rechargeable.
Need some expert advice or a custom configuration?
Our Technical Support Reps are extensively trained on new products and regulations, and are ready to help with your selection. They can answer your questions about gas monitors and detectors,
and help with replacement parts for your gas detector. Call
Compare all multiple-gas detectors.



