MQ-7B Semiconductor Sensor for Carbon Monoxide
- CO
- 10-500ppm
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MQ316 Mouth smell sensor
- Mouth odor:C2H5OH、H2S、CH3SH
- C2H5OH(5-200ppm)
- Read More
MQ303B Semiconductor Sensor for Alcohol Gas
- C2H5OH
- 20-500ppm
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MQ138 VOC Gas Sensor
- C7H8、CH3COCH3、C2H5OH、H2
- 5~500ppm
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MQ137 Ammonia Gas Sensor
- NH3
- 5-500ppm
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MQ136 Gas Sensor for Hydrogen Sulfide
- H2S
- 1-200ppm
- Read More
MQ135 Semiconductor Sensor for Air Quality
- Air pollution:NH3、sulfide、benzene series steam
- NH3、C7H8、H2、Smoke(10~1000ppm)
- Read More
MQ131 Ozone Gas Sensor (Low Concentration)
- O3
- 10-1000ppb
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MQ131 Ozone Gas Sensor (High Concentration)
- O3
- 10-1000ppm
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MQ-9B Semiconductor Sensor for Carbon Monoxide
- CO,CH4
- CO(10-500ppm),CH4(300-10000ppm)
- Read More
MQ-8 Hydrogen Gas Sensor
- H2
- 100-1000ppm
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MQ-6 Semiconductor Sensor for Flammable Gas
- LPG,CH4
- CH4、C3H8(300-10000ppm)
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MQ-5B Semiconductor Sensor for Flammable Gas
- LPG,CH4
- CH4、C3H8(300-10000ppm)
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MQ-5 Semiconductor Sensor for Flammable Gas
- LPG,CH4
- CH4、C3H8(300-10000ppm)
- Read More
MQ-4B Semiconductor Sensor for Flammable Gas
- CH4,Flammable gas
- 300-10000ppm
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MQ-4 Semiconductor Sensor for Flammable Gas
- CH4,Flammable gas
- CH4(300-10000ppm)
- Read More
MQ-3B Semiconductor Sensor for Alcohol Gas
- C2H5OH
- 25-500ppm
- Read More
MQ-2B Semiconductor Sensor for Flammable Gas
- Flammable gas,Smoke
- 300-10000ppm(Flammable gas)
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MQ-2 Semiconductor Sensor for Flammable Gas
- Flammable gas,Smoke
- 300-10000ppm(Flammable gas)
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MP905 Air-Quality Gas Sensor
- alcohol, smoke, formaldehyde, toluene, acetone, benzene,lighter gas,paint &etc.
- 0.5-1000ppm(C2H5OH)
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MP901 Air-Quality Gas Sensor
- alcohol, smoke, formaldehyde, toluene, acetone, benzene,lighter gas,paint &etc.
- 1-50ppm
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MP801 Air-Quality Gas Sensor
- air quality:C6H6、C7H8、CH2O、C2H5OH、smoke
- 0.5-1000ppm(C2H5OH)
- Read More
MP-702 Ammonia Gas Sensor
- NH3
- 0-100ppm
- Read More
MP510C Refrigerant Gas Sensor
- refrigerant gases:R32、R134a、R410a、R290
- 100-10000ppm
- Read More
MP503 Air-Quality Gas Sensor
- C2H5OH、smoke、iso-butane、CH2O
- 10-1000ppm(C2H5OH)
- Read More
MP-9 CO/CH4 Semiconductor Flat Surfaced Gas Sensor
- CO,CH4
- 50-1000ppm(CO),300-10000ppm(CH4)
- Read More
MP-7 Carbon Monoxide GAS SENSOR
- CO
- 50-1000ppm
- Read More
MP-5 Flammable Gas Sensor
- LPG,C3H8
- 300-10000ppm
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MP-4C Flammable Gas Sensor
- CH4,Nature gas,Marsh gas
- 300-12000ppm
- Read More
MP-4 Flammable Gas Sensor
- CH4,Nature gas,Marsh gas
- 300-10000ppm
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MP-3B Flat Surfaced Alcohol Sensor
- C2H5OH
- 0-500ppm
- Read More
MP-2 Smoke Gas Sensor
- C3H8、smoke
- 200~10000ppm
- Read More
GM-802B MEMS NH3 Gas Sensor
- NH3
- 1-300ppm
- Read More
GM-702B MEMS Carbon Monoxide Gas Sensor
- CO
- 5-5000ppm
- Read More
GM-602B MEMS H2S Gas Sensor
- H2S, Benzene
- 0.5-50ppm
- Read More
GM-512B MEMS Breath Smell Gas Sensor
- Mouth odor:H2S、C2H5OH、Acetone
- 0.5-50ppm
- Read More
GM-502B MEMS VOC Gas Sensor
- VOC、C2H5OH、CH2O、C7H8
- 1-500ppm
- Read More
GM-402B MEMS Combustible Gas Sensor
- CH4,C3H8
- 1-10000ppm
- Read More
GM-302B MEMS Alcohol Gas Sensor
- Ethanol vapor
- 1-500ppm
- Read More
GM-202B MEMS Smoke Gas Sensor
- C2H5OH,smoke
- 10-1000ppm
- Read More
GM-102B MEMS NO2 Gas Sensor
- NO2
- 0.1-10ppm
- Read More
Help you compare our sensors
Table Overview for Winsen Semiconductor gas sensor
Unsure which sensor to choose, please leave your information or email us sales@winsensor.com
Modle | Detection principle | Characteristics | Target gas | Detection range | Size |
---|---|---|---|---|---|
MQ-7B |
Semiconductor | Good sensitivity to CO | CO | 10-500ppm | φ16.7×9.4 |
MQ316 |
Semiconductor | High sensitivity to C2H5OH、H2S、CH3SH | Mouth odor:C2H5OH、H2S、CH3SH | C2H5OH(5-200ppm) | φ9.4×8 |
MQ303B |
Semiconductor | High sensitivity to C2H5OH and quick response and resume | C2H5OH | 20-500ppm | φ9.4×6 |
MQ138 |
Semiconductor | High sensitivity to C7H8、CH3COCH3、C2H5OH、CH2O | C7H8、CH3COCH3、C2H5OH、H2 | 5~500ppm | φ19×24.2 |
MQ137 |
Semiconductor | Good sensitivity to NH3 | NH3 | 5-500ppm | φ19×24.2 |
MQ136 |
Semiconductor | Good sensitivity to H2S | H2S | 1-200ppm | φ19×24.2 |
MQ135 |
Semiconductor | Good sensitivity to toxic gas | Air pollution:NH3、sulfide、benzene series steam | NH3、C7H8、H2、Smoke(10~1000ppm) | φ19×24.2 |
MQ131-L |
Semiconductor | Good sensitivity to O3 | O3 | 10-1000ppb | φ16×13.9 |
MQ131-H |
Semiconductor | Good sensitivity to O3 | O3 | 10-1000ppm | φ19×24.2 |
MQ-9B |
Semiconductor | Good sensitivity to CO | CO,CH4 | CO(10-500ppm),CH4(300-10000ppm) | φ16.7×9.4 |
MQ-8 |
Semiconductor | Good sensitivity to H2 | H2 | 100-1000ppm | φ19×24.2 |
MQ-6 |
Semiconductor | Good sensitivity to flammable gas(Especially C3H8) | LPG,CH4 | CH4、C3H8(300-10000ppm) | φ19×24.2 |
MQ-5B |
Semiconductor | Good sensitivity to flammable gas(Especially C3H8) | LPG,CH4 | CH4、C3H8(300-10000ppm) | φ16.7×9.4 |
MQ-5 |
Semiconductor | Good sensitivity to flammable gas(Especially C3H8) | LPG,CH4 | CH4、C3H8(300-10000ppm) | φ19×24.2 |
MQ-4B |
Semiconductor | High sensitivity to CH4 and strong anti-interference ability | CH4,Flammable gas | 300-10000ppm | φ16.7×9.4 |
MQ-4 |
semiconductor | High sensitivity to CH4 and strong anti-interference ability | CH4,Flammable gas | CH4(300-10000ppm) | φ19×24.2 |
MQ-3B |
semiconductor | High sensitivity to alcohol gas and can resistant to the interference of gasoline, smoke and vapour. | C2H5OH | 25-500ppm | φ17×9.4 |
MQ-2B |
Semiconductor | High sensitivity to C3H8 and smoke | Flammable gas,Smoke | 300-10000ppm(Flammable gas) | φ16.7×9.4 |
MQ-2 |
Semiconductor | Has high sensitivity to C3H8 and smoke | Flammable gas,Smoke | 300-10000ppm(Flammable gas) | φ19×24.2 |
MP905 |
Semiconductor | High sensitivity to benzene,toluene,formaldehyde,alcohol,smoke,lighter gas,paints | alcohol, smoke, formaldehyde, toluene, acetone, benzene,lighter gas,paint &etc. | 0.5-1000ppm(C2H5OH) | φ9.4×7.5 |
MP901 |
Semiconductor | High sensitivity to alcohol、smoke、formaldehyde、toluene、acetone、benzene、lighter gas、paint &etc. | alcohol, smoke, formaldehyde, toluene, acetone, benzene,lighter gas,paint &etc. | 1-50ppm | φ9.4×7.5 |
MP801 |
Semiconductor | High sensitivity to C6H6、C7H8、CH2O、C2H5OH、smoke | air quality:C6H6、C7H8、CH2O、C2H5OH、smoke | 0.5-1000ppm(C2H5OH) | φ9.4×7 |
MP-702 |
Semiconductor | High sensitivity to NH3 | NH3 | 0-100ppm | φ9.4×7 |
MP510C |
Semiconductor | Can detect kinds of refrigerant gases | refrigerant gases:R32、R134a、R410a、R290 | 100-10000ppm | φ9.05×12.5 |
MP503 |
Semiconductor | High sensitivity to C2H5OH、smoke、iso-butane、CH2O | C2H5OH、smoke、iso-butane、CH2O | 10-1000ppm(C2H5OH) | φ9.4×7 |
MP-9 |
Semiconductor | High sensitivity to CO、CH4 | CO,CH4 | 50-1000ppm(CO),300-10000ppm(CH4) | φ9.4×7.5 |
MP-7 |
Semiconductor | High sensitivity to CO | CO | 50-1000ppm | φ9.4×8 |
MP-5 |
Semiconductor | Highest sensitivity to C3H8 | LPG,C3H8 | 300-10000ppm | φ9.4×7 |
MP-4C |
Semiconductor | Highest sensitivity to CH4、excellent anti-interference ability and stability | CH4,Nature gas,Marsh gas | 300-12000ppm | φ9.15×12.5 |
MP-4 |
Semiconductor | Highest sensitivity to CH4 | CH4,Nature gas,Marsh gas | 300-10000ppm | φ9.4×7 |
MP-3B |
Semiconductor | Highest sensitivity to C2H5OH | C2H5OH | 0-500ppm | φ9.4×6 |
MP-2 |
Semiconductor | Good sensitivity to LPG、smoke | C3H8、smoke | 200~10000ppm | φ9.4×7 |
GM-802B |
Semiconductor、MEMS | High sensitivity to NH3 | NH3 | 1-300ppm | 5×5×1.55 |
GM-702B |
Semiconductor、MEMS | High sensitivity to CO | CO | 5-5000ppm | 5×5×1.55 |
GM-602B |
Semiconductor、MEMS | High sensitivity to H2S | H2S, Benzene | 0.5-50ppm | 5×5×1.55 |
GM-512B |
Semiconductor、MEMS | High sensitivity to H2S, C2H5OH, Acetone | Mouth odor:H2S、C2H5OH、Acetone | 0.5-50ppm | 5×5×1.55 |
GM-502B |
Semiconductor、MEMS | MEMS technology, good shock resistance, small sizes and low power consumption | VOC、C2H5OH、CH2O、C7H8 | 1-500ppm | 5×5×1.55 |
GM-402B |
Semiconductor、MEMS | High sensitivity to combustible gases, small sizes and low power consumption | CH4,C3H8 | 1-10000ppm | 5×5×1.55 |
GM-302B |
Semiconductor、MEMS | MEMS technology, good shock resistance, small sizes and low power consumption | Ethanol vapor | 1-500ppm | 5×5×1.55 |
GM-202B |
Semiconductor、MEMS | High sensitivity to smoke,C3H8 | C2H5OH,smoke | 10-1000ppm | 5×5×1.55 |
GM-102B |
Semiconductor、MEMS | High sensitivity to NO2 gas, small sizes and low power consumption | NO2 | 0.1-10ppm | 5×5×1.55 |
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