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Gas Detection Sensors:

404 Products Found

Farnell offers a wide range of gas sensing technologies, including Electrochemical sensors, Pellistor gas sensors, Infrared gas sensors, Photoionization Detectors (PIDs), MEMS gas sensors, and photoacoustic gas sensors. A specific gas technology can be chosen only after multiple factors are considered, such as the type of gas under detection, whether the device is portable or fixed, single or composite, diffusion or pumping, and the specific detection principles involved.

Environmental gas sensors enable the detection and monitoring of various gases in the environment for total assurance of safety, efficiency, and compliance in several industries. They alert about hazardous gases by triggering visual and audible alarms at home or in industrial environments, thus keeping the residents, employees, and the organization safe. It is, therefore, crucial to choose the correct gas-sensing technology depending on its operating principles, applications, and their respective advantages and disadvantages. It is also essential to know how to calibrate a gas sensor. 

Farnell’s selection features portable gas detectors, fixed gas sensors, and multi-gas detection designed to provide real-time and precise measurements of gases such as carbon monoxide (CO), methane (CH4), hydrogen (H2), ammonia (NH3), and many others.

To learn more about gas sensors, their applications, standards, get started etc, please read our comprehensive guide on gas sensors technologies. Click Here

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3550669

RoHS

Each
1+
US$197.221
5+
US$190.535
10+
US$184.290
Min: 1 / Mult: 1
Carbon Dioxide
-
-
-
Non-dispersive Infrared (NDIR)
IR11 Series
3677905

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$30.324
5+
US$26.532
10+
US$21.989
50+
US$19.711
100+
US$18.197
More Pricing...
Min: 1 / Mult: 1
Carbon Dioxide
40000ppm
± 5%
-
-
PAsens CMOSens SCD4x Series
3550707

RoHS

Each
1+
US$38.217
5+
US$33.433
10+
US$27.698
50+
US$24.844
100+
US$22.927
Min: 1 / Mult: 1
Carbon Dioxide, Volatile Organic Compound (VOC)
-
-
-
-
-
3550712

RoHS

Each
1+
US$10.827
5+
US$8.643
10+
US$8.429
50+
US$6.137
100+
US$6.017
More Pricing...
Min: 1 / Mult: 1
Hydrogen, Nitrogen Dioxide
-
-
-
-
-
3677906

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$33.178
5+
US$29.011
10+
US$24.040
50+
US$21.561
100+
US$19.899
More Pricing...
Min: 1 / Mult: 1
Carbon Dioxide
40000ppm
± 5%
-
-
PAsens CMOSens SCD4x Series
3550687

RoHS

Each
1+
US$75.844
5+
US$73.231
10+
US$64.816
50+
US$55.034
Min: 1 / Mult: 1
Ammonia, Argon, Carbon Dioxide, Carbon Monoxide, Ethane, Helium, Hydrogen, Methane, Nitrogen, Oxygen
-
-
-
Diffusion
VQ31 Series
3261674

RoHS

Date/Lot Code

Each
1+
US$5.159
10+
US$4.435
25+
US$4.194
50+
US$4.047
100+
US$3.819
More Pricing...
Min: 1 / Mult: 1
Nitrogen Dioxide, Ozone
-
± 2%
-
-
-
3371892

RoHS

Date/Lot Code

Each
1+
US$6.633
5+
US$6.620
10+
US$6.606
50+
US$6.593
100+
US$6.579
Min: 1 / Mult: 1
Air
-
± 2%
-
-
-
3869679

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
US$3.953
10+
US$3.377
25+
US$3.203
50+
US$3.069
100+
US$2.961
More Pricing...
Min: 1 / Mult: 1
Carbon Dioxide
-
± 2%
-
-
ZMOD4410 Series
3550704

RoHS

Each
1+
US$319.081
5+
US$308.615
10+
US$302.438
25+
US$296.274
Min: 1 / Mult: 1
Methane
-
-
-
Integrated Infrared (INIR)
INIR Series
3549362

RoHS

Each
1+
US$294.291
5+
US$284.643
10+
US$278.948
25+
US$273.253
50+
US$267.558
Min: 1 / Mult: 1
Carbon Dioxide
-
-
-
Non-dispersive Infrared (NDIR)
IR11 Series
3869680

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
US$5.333
10+
US$4.596
25+
US$4.342
50+
US$4.181
100+
US$4.033
More Pricing...
Min: 1 / Mult: 1
Nitrogen Dioxide, Ozone
-
± 2%
-
-
ZMOD4510 Series
3795335

RoHS

Each
1+
US$866.136
Min: 1 / Mult: 1
Carbon Monoxide
50ppm
± 5%
5%
-
TXCO-50 Series
3550673

RoHS

Each
1+
US$214.119
5+
US$207.097
10+
US$202.956
Min: 1 / Mult: 1
Methane / Hydrocarbon
-
-
-
Non-dispersive Infrared (NDIR)
IR12 Series
3677905RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
10+
US$21.989
50+
US$19.711
100+
US$18.197
250+
US$17.152
Min: 10 / Mult: 1
Carbon Dioxide
40000ppm
± 5%
-
-
PAsens CMOSens SCD4x Series
3550666

RoHS

Each
1+
US$219.130
5+
US$211.707
10+
US$204.765
25+
US$200.665
50+
US$196.578
Min: 1 / Mult: 1
Carbon Dioxide
-
-
-
Non-dispersive Infrared (NDIR)
IR11 Series
3550668

RoHS

Each
1+
US$186.796
5+
US$180.458
10+
US$174.548
Min: 1 / Mult: 1
Carbon Dioxide
-
-
-
Non-dispersive Infrared (NDIR)
IR11 Series
3677908

RoHS

Each
1+
US$45.238
5+
US$41.607
10+
US$40.267
50+
US$36.837
100+
US$36.100
Min: 1 / Mult: 1
Formaldehyde
1ppm
± 3%
20%
-
-
3550693

RoHS

Each
1+
US$52.126
5+
US$50.907
10+
US$49.687
50+
US$47.047
Min: 1 / Mult: 1
Flammable Gas
-
-
-
-
-
3550700

RoHS

Each
1+
US$311.336
5+
US$301.125
10+
US$295.108
25+
US$289.078
50+
US$283.062
Min: 1 / Mult: 1
Light Gas
-
-
-
Diffusion
VQ600 Series
3677906RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
10+
US$24.040
50+
US$21.561
100+
US$19.899
250+
US$19.510
Min: 10 / Mult: 1
Carbon Dioxide
40000ppm
± 5%
-
-
PAsens CMOSens SCD4x Series
3928601

RoHS

Each
1+
US$260.684
5+
US$252.134
Min: 1 / Mult: 1
Carbon Dioxide
2000ppm
± 3%
3%
Non-dispersive Infrared (NDIR)
Telaire T5100 Series
3928605

RoHS

Each
1+
US$326.933
5+
US$316.213
Min: 1 / Mult: 1
Carbon Dioxide
2000ppm
± 3%
3%
Non-dispersive Infrared (NDIR)
Telaire T8100 Series
2845662

RoHS

Each
1+
US$18.586
5+
US$16.938
10+
US$15.799
50+
US$15.477
100+
US$15.169
More Pricing...
Min: 1 / Mult: 1
Air
-
-
-
-
TELAiRE Series
3550717

RoHS

Each
1+
US$260.590
5+
US$244.738
10+
US$227.411
Min: 1 / Mult: 1
Methane
-
-
-
-
-
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