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Gas Detection Sensors:

319 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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3106912

RoHS

Each
1+
CHF 80.630
5+
CHF 75.160
Min: 1 / Mult: 1
Carbon Dioxide
5000ppm
± 10%
10%
Non-dispersive Infrared (NDIR)
Telaire T3022 Series
1776487

RoHS

Each
1+
CHF 48.770
5+
CHF 48.760
10+
CHF 48.750
50+
CHF 48.740
Min: 1 / Mult: 1
Carbon Dioxide
2000ppm
± 5%
2%
Diffusion
-
3550674

RoHS

Each
1+
CHF 52.230
5+
CHF 48.680
10+
CHF 47.710
Min: 1 / Mult: 1
Methane / Hydrocarbon
-
-
-
Non-dispersive Infrared (NDIR)
IR12 Series
3550686

RoHS

Each
1+
CHF 56.920
5+
CHF 55.790
10+
CHF 54.650
Min: 1 / Mult: 1
Methane
-
-
-
Diffusion
-
3550685

RoHS

Each
1+
CHF 58.470
5+
CHF 54.220
10+
CHF 51.170
Min: 1 / Mult: 1
Methane
-
-
-
Diffusion
VQ22 Series
3550715

RoHS

Each
1+
CHF 203.480
Min: 1 / Mult: 1
Butane
-
-
-
Integrated Infrared (INIR)
INIR Series
3550695

RoHS

Each
1+
CHF 187.200
5+
CHF 181.070
10+
CHF 177.450
Min: 1 / Mult: 1
Flammable Gas
-
-
-
Diffusion
VQ600 Series
3677902

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
CHF 53.420
5+
CHF 45.080
10+
CHF 41.890
50+
CHF 35.960
Min: 1 / Mult: 1
Carbon Dioxide
-
± 3%
1.5%
Flow Through
STC31 CMOSens Series
3958500

RoHS

Each
1+
CHF 65.980
5+
CHF 61.510
Min: 1 / Mult: 1
Chlorine
10ppm
100ppb
-
Electrochemical Sensing
4 Series
4162770

RoHS

Each
1+
CHF 161.140
Min: 1 / Mult: 1
Arsine
1ppm
25ppb
-
Solid Polymer Electrolyte
PS4 Series
3958499

RoHS

Each
1+
CHF 108.020
5+
CHF 104.360
10+
CHF 100.940
Min: 1 / Mult: 1
Ozone
5ppm
25ppb
-
Solid Polymer Electrolyte
PS4 Series
3958488

RoHS

Each
1+
CHF 51.010
5+
CHF 46.990
10+
CHF 45.810
Min: 1 / Mult: 1
Hydrogen
1000ppm
2ppm
-
Solid Polymer Electrolyte
PS1 Series
3958493

RoHS

Each
1+
CHF 36.600
5+
CHF 30.330
10+
CHF 29.370
Min: 1 / Mult: 1
Volatile Organic Chemicals (VOC)
200ppm
500ppb
-
Solid Polymer Electrolyte
PS1 Series
4162765

RoHS

Each
1+
CHF 109.470
5+
CHF 95.930
10+
CHF 88.680
Min: 1 / Mult: 1
Phosphine
20ppm
500ppb
-
Solid Polymer Electrolyte
PS1 Series
4162767

RoHS

Each
1+
CHF 109.470
Min: 1 / Mult: 1
Arsine
1ppm
25ppb
-
Solid Polymer Electrolyte
PS1 Series
3958521

RoHS

Each
1+
CHF 60.250
5+
CHF 56.160
10+
CHF 55.040
Min: 1 / Mult: 1
Flammable Gas
-
-
-
-
VQ500 Series
3958497

RoHS

Each
1+
CHF 108.020
5+
CHF 104.360
10+
CHF 100.940
Min: 1 / Mult: 1
Ozone
100ppm
250ppb
-
Solid Polymer Electrolyte
PS4 Series
3958491

RoHS

Each
1+
CHF 62.180
5+
CHF 51.830
10+
CHF 50.290
Min: 1 / Mult: 1
Ozone
5ppm
25ppb
-
Solid Polymer Electrolyte
PS1 Series
4162769

RoHS

Each
1+
CHF 161.140
Min: 1 / Mult: 1
Phosphine
20ppm
500ppb
-
Solid Polymer Electrolyte
PS4 Series
3958505

RoHS

Each
1+
CHF 68.670
5+
CHF 64.020
10+
CHF 62.740
Min: 1 / Mult: 1
Ethylene Oxide
20ppm
250ppb
-
Electrochemical Sensing
4 Series
3677902RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
50+
CHF 35.960
Min: 500 / Mult: 1
Carbon Dioxide
-
± 3%
1.5%
Flow Through
STC31 CMOSens Series
2845668

RoHS

Each
1+
CHF 51.590
5+
CHF 51.010
10+
CHF 50.440
50+
CHF 49.860
Min: 1 / Mult: 1
Carbon Dioxide
2000ppm
± 3%
3%
Non-dispersive Infrared (NDIR)
Telaire T6713 CO2 Sensors
2845667

RoHS

Each
1+
CHF 68.710
5+
CHF 63.660
10+
CHF 59.410
50+
CHF 55.150
Min: 1 / Mult: 1
Carbon Dioxide
5000ppm
± 3%
3%
Diffusion
Telaire T6713 CO2 Sensors
2886672

RoHS

Each
1+
CHF 52.180
5+
CHF 44.000
10+
CHF 40.900
50+
CHF 34.490
Min: 1 / Mult: 1
Carbon Dioxide
40000ppm
± 3%
3%
-
-
3550669

RoHS

Each
1+
CHF 160.430
5+
CHF 154.990
10+
CHF 149.900
Min: 1 / Mult: 1
Carbon Dioxide
-
-
-
Non-dispersive Infrared (NDIR)
IR11 Series
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