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Gas Detection Sensors:

323 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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3958484

RoHS

Each
1+
€ 711.130
5+
€ 647.420
10+
€ 634.050
25+
€ 621.370
50+
€ 608.690
Min: 1 / Mult: 1
Volatile Organic Chemicals (VOC)
40ppm
-
-
-
-
4065340

RoHS

Each
1000+
€ 32.130
Min: 1000 / Mult: 1000
Carbon Dioxide
2000ppm
-
3%
Non-dispersive Infrared (NDIR)
Telaire T6793 Series
4162607

RoHS

Each
1+
€ 56.800
5+
€ 48.060
10+
€ 41.650
25+
€ 38.180
50+
€ 34.710
Min: 1 / Mult: 1
Volatile Organic Chemicals (VOC)
-
-
-
-
SEN 073 Series
3958508

RoHS

Each
1+
€ 43.750
5+
€ 40.300
10+
€ 39.020
25+
€ 37.470
50+
€ 35.980
Min: 1 / Mult: 1
Nitrogen Dioxide
30ppm
350ppb
-
Electrochemical Sensing
4 Series
3958501

RoHS

Each
1+
€ 36.800
5+
€ 33.830
10+
€ 33.820
25+
€ 30.770
50+
€ 30.270
Min: 1 / Mult: 1
Carbon Monoxide
2000ppm
2ppm
-
Electrochemical Sensing
4 Series
3958517

RoHS

Each
1+
€ 64.980
5+
€ 56.860
10+
€ 47.110
50+
€ 43.540
Min: 1 / Mult: 1
Flammable Gas
-
-
-
-
VQ21T Series
3958475

RoHS

Each
1+
€ 77.780
5+
€ 72.680
10+
€ 69.280
25+
€ 65.200
50+
€ 62.450
Min: 1 / Mult: 1
Carbon Monoxide
500ppm
1ppm
-
Electrochemical Sensing
4 Series
3958519

RoHS

Each
1+
€ 81.150
5+
€ 72.470
10+
€ 67.810
25+
€ 60.880
50+
€ 60.000
Min: 1 / Mult: 1
Methane
-
-
-
-
VQ500 Series
3958507

RoHS

Each
1+
€ 88.760
5+
€ 76.610
10+
€ 58.560
25+
€ 57.390
50+
€ 56.220
Min: 1 / Mult: 1
Ammonia
100ppm
500ppb
-
Electrochemical Sensing
4 Series
3958523

RoHS

Each
1+
€ 52.970
5+
€ 49.840
10+
€ 48.200
25+
€ 46.400
50+
€ 45.270
Min: 1 / Mult: 1
Oxygen
-
1%
-
Electrochemical Sensing
4 Series
4060338

RoHS

Each
1+
€ 85.020
Min: 1 / Mult: 1
Carbon Dioxide
5000ppm
-
5%
Non-dispersive Infrared (NDIR)
SenseCAP Series
4065341

RoHS

Each
1000+
€ 32.130
Min: 1000 / Mult: 1000
Carbon Dioxide
5000ppm
-
3%
Non-dispersive Infrared (NDIR)
Telaire T6793 Series
3958522

RoHS

Each
1+
€ 304.680
5+
€ 257.050
10+
€ 238.890
25+
€ 216.890
50+
€ 211.240
Min: 1 / Mult: 1
Flammable Gas
-
-
-
Diffusion
VQ600 Series
3958477

RoHS

Each
1+
€ 167.450
5+
€ 156.500
10+
€ 152.390
25+
€ 147.460
50+
€ 144.080
Min: 1 / Mult: 1
Methane
100ppm
-
-
Integrated Infrared (INIR)
-
4060336

RoHS

Each
1+
€ 85.020
Min: 1 / Mult: 1
Carbon Dioxide
5000ppm
-
5%
Non-dispersive Infrared (NDIR)
SenseCAP Series
4680627

RoHS

Each
20+
€ 195.790
Min: 20 / Mult: 20
-
-
-
-
-
-
4626619

RoHS

Each
1+
€ 296.170
5+
€ 291.520
10+
€ 282.240
25+
€ 282.220
50+
€ 276.580
Min: 1 / Mult: 1
Chlorine
5ppm
250ppb
-
Electrochemical Reaction
4 Series
4626611

RoHS

Each
1+
€ 40.360
5+
€ 40.350
10+
€ 39.240
25+
€ 36.410
50+
€ 34.870
Min: 1 / Mult: 1
Hydrogen Sulphide
5000ppm
-
-
Electrochemical Reaction
4 Series
4626613

RoHS

Each
1+
€ 101.340
5+
€ 88.740
10+
€ 83.470
25+
€ 74.790
50+
€ 71.820
Min: 1 / Mult: 1
Ozone
20ppm
-
-
Electrochemical Reaction
7 Series
4680622

RoHS

Each
20+
€ 233.940
Min: 20 / Mult: 20
-
-
-
-
-
-
4680626

RoHS

Each
20+
€ 195.790
Min: 20 / Mult: 20
-
-
-
-
-
-
4680618

RoHS

Each
20+
€ 189.370
Min: 20 / Mult: 20
-
-
-
-
-
-
4680624

RoHS

Each
20+
€ 195.790
Min: 20 / Mult: 20
-
-
-
-
-
-
4680629

RoHS

Each
20+
€ 195.790
Min: 20 / Mult: 20
-
-
-
-
-
-
4626612

RoHS

Each
1+
€ 119.950
5+
€ 105.110
10+
€ 82.240
25+
€ 80.600
50+
€ 78.950
Min: 1 / Mult: 1
Nitrogen Dioxide
20ppm
250ppb
-
Electrochemical Sensing
7 Series
176-200 of 323 items
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