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Gas Detection Sensors:

325 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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3550673

RoHS

Each
1+
kr 979.260
5+
kr 979.190
10+
kr 979.110
Min: 1 / Mult: 1
Methane / Hydrocarbon
-
-
-
Non-dispersive Infrared (NDIR)
IR12 Series
3550686

RoHS

Each
1+
kr 497.580
5+
kr 487.650
10+
kr 477.710
Min: 1 / Mult: 1
Methane
-
-
-
Diffusion
-
3928601

RoHS

Each
1+
kr 1,592.000
5+
kr 1,265.000
Min: 1 / Mult: 1
Carbon Dioxide
2000ppm
± 3%
3%
Non-dispersive Infrared (NDIR)
Telaire T5100 Series
3928605

RoHS

Each
1+
kr 1,997.000
5+
kr 1,587.000
Min: 1 / Mult: 1
Carbon Dioxide
2000ppm
± 3%
3%
Non-dispersive Infrared (NDIR)
Telaire T8100 Series
2114187

RoHS

Each
1+
kr 1,569.000
Min: 1 / Mult: 1
Carbon Dioxide
2000ppm
± 3%
-
Diffusion
-
3550688

RoHS

Each
1+
kr 416.760
Min: 1 / Mult: 1
Ammonia
-
-
-
-
VQ500 Series
3958485

RoHS

Each
1+
kr 4,883.000
Min: 1 / Mult: 1
Volatile Organic Chemicals (VOC)
40ppm
-
-
-
-
3958493

RoHS

Each
1+
kr 320.050
5+
kr 265.210
10+
kr 256.770
Min: 1 / Mult: 1
Volatile Organic Chemicals (VOC)
200ppm
500ppb
-
Solid Polymer Electrolyte
PS1 Series
4162765

RoHS

Each
1+
kr 957.070
5+
kr 838.670
10+
kr 775.320
Min: 1 / Mult: 1
Phosphine
20ppm
500ppb
-
Solid Polymer Electrolyte
PS1 Series
4162767

RoHS

Each
1+
kr 957.070
Min: 1 / Mult: 1
Arsine
1ppm
25ppb
-
Solid Polymer Electrolyte
PS1 Series
3958521

RoHS

Each
1+
kr 592.680
5+
kr 519.620
10+
kr 409.960
Min: 1 / Mult: 1
Flammable Gas
-
-
-
-
VQ500 Series
3958512

RoHS

Each
1+
kr 211.400
10+
kr 153.730
Min: 1 / Mult: 1
Carbon Monoxide
1000ppm
2ppm
-
Electrochemical Sensing
4 Series
3958482

RoHS

Each
1+
kr 5,276.880
5+
kr 5,208.680
10+
kr 5,140.480
25+
kr 5,072.270
50+
kr 5,004.070
Min: 1 / Mult: 1
Volatile Organic Chemicals (VOC)
200ppm
-
-
-
-
4162769

RoHS

Each
1+
kr 1,371.000
Min: 1 / Mult: 1
Phosphine
20ppm
500ppb
-
Solid Polymer Electrolyte
PS4 Series
3958505

RoHS

Each
1+
kr 726.690
5+
kr 628.680
10+
kr 593.050
Min: 1 / Mult: 1
Ethylene Oxide
20ppm
250ppb
-
Electrochemical Sensing
4 Series
3958520

RoHS

Each
1+
kr 467.800
5+
kr 412.510
10+
kr 385.120
25+
kr 369.600
50+
kr 320.950
Min: 1 / Mult: 1
Methane
-
-
-
-
VQ500 Series
3958492

RoHS

Each
1+
kr 271.990
5+
kr 250.470
Min: 1 / Mult: 1
Volatile Organic Chemicals (VOC)
10ppm
100ppb
-
Solid Polymer Electrolyte
PS1 Series
2845668

RoHS

Each
1+
kr 442.300
5+
kr 429.530
10+
kr 429.460
50+
kr 429.380
Min: 1 / Mult: 1
Carbon Dioxide
2000ppm
± 3%
3%
Non-dispersive Infrared (NDIR)
Telaire T6713 CO2 Sensors
2845667

RoHS

Each
1+
kr 554.580
5+
kr 513.790
10+
kr 498.550
50+
kr 467.850
Min: 1 / Mult: 1
Carbon Dioxide
5000ppm
± 3%
3%
Diffusion
Telaire T6713 CO2 Sensors
2886672

RoHS

Each
1+
kr 358.330
5+
kr 313.490
10+
kr 259.760
50+
kr 232.890
Min: 1 / Mult: 1
Carbon Dioxide
40000ppm
± 3%
3%
-
-
3550711

RoHS

Each
1+
kr 92.780
5+
kr 84.110
10+
kr 71.640
50+
kr 64.770
100+
kr 61.550
More Pricing...
Min: 1 / Mult: 1
Ammonia, Carbon Monoxide, Ethanol, Hydrogen, Methane, Nitrogen Dioxide
-
-
-
-
-
3550708

RoHS

Each
1+
kr 80.380
5+
kr 60.880
10+
kr 59.690
50+
kr 54.230
100+
kr 50.350
More Pricing...
Min: 1 / Mult: 1
Ammonia, Carbon Monoxide, Ethanol, Hydrogen, Methane
-
-
-
-
-
3677905

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
kr 139.390
5+
kr 127.220
10+
kr 122.660
50+
kr 116.980
100+
kr 107.420
More Pricing...
Min: 1 / Mult: 1
Carbon Dioxide
40000ppm
± 5%
-
-
PAsens CMOSens SCD4x Series
3677906

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
kr 163.870
5+
kr 147.980
10+
kr 142.150
50+
kr 127.230
100+
kr 124.690
More Pricing...
Min: 1 / Mult: 1
Carbon Dioxide
40000ppm
± 5%
-
-
PAsens CMOSens SCD4x Series
3550707

RoHS

Each
1+
kr 183.020
5+
kr 154.330
10+
kr 152.690
50+
kr 151.120
100+
kr 149.480
Min: 1 / Mult: 1
Carbon Dioxide, Volatile Organic Compound (VOC)
-
-
-
-
-
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