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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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3677905

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
CHF 24.130
5+
CHF 21.120
10+
CHF 17.490
50+
CHF 15.690
100+
CHF 14.480
More Pricing...
Min: 1 / Mult: 1
Carbon Dioxide
40000ppm
± 5%
-
-
PAsens CMOSens SCD4x Series
3550707

RoHS

Each
1+
CHF 31.350
5+
CHF 27.430
10+
CHF 22.730
50+
CHF 20.380
100+
CHF 18.810
Min: 1 / Mult: 1
Carbon Dioxide, Volatile Organic Compound (VOC)
-
-
-
-
-
3550712

RoHS

Each
1+
CHF 8.620
5+
CHF 6.880
10+
CHF 6.700
50+
CHF 4.890
100+
CHF 4.780
More Pricing...
Min: 1 / Mult: 1
Hydrogen, Nitrogen Dioxide
-
-
-
-
-
3550711

RoHS

Each
1+
CHF 10.170
5+
CHF 6.790
10+
CHF 5.750
50+
CHF 5.470
100+
CHF 5.360
More Pricing...
Min: 1 / Mult: 1
Ammonia, Carbon Monoxide, Ethanol, Hydrogen, Methane, Nitrogen Dioxide
-
-
-
-
-
3550708

RoHS

Each
1+
CHF 10.130
5+
CHF 9.750
10+
CHF 9.390
50+
CHF 9.010
100+
CHF 8.640
More Pricing...
Min: 1 / Mult: 1
Ammonia, Carbon Monoxide, Ethanol, Hydrogen, Methane
-
-
-
-
-
3261674

RoHS

Date/Lot Code

Each
1+
CHF 4.170
10+
CHF 3.590
25+
CHF 3.390
50+
CHF 3.270
100+
CHF 3.090
More Pricing...
Min: 1 / Mult: 1
Nitrogen Dioxide, Ozone
-
± 2%
-
-
-
3371892

RoHS

Date/Lot Code

Each
1+
CHF 5.240
5+
CHF 5.230
10+
CHF 5.220
50+
CHF 5.210
100+
CHF 5.200
Min: 1 / Mult: 1
Air
-
± 2%
-
-
-
3550687

RoHS

Each
1+
CHF 62.550
5+
CHF 60.390
10+
CHF 53.460
50+
CHF 45.380
Min: 1 / Mult: 1
Ammonia, Argon, Carbon Dioxide, Carbon Monoxide, Ethane, Helium, Hydrogen, Methane, Nitrogen, Oxygen
-
-
-
Diffusion
VQ31 Series
3869679

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
CHF 3.260
10+
CHF 2.780
25+
CHF 2.640
50+
CHF 2.530
100+
CHF 2.440
More Pricing...
Min: 1 / Mult: 1
Carbon Dioxide
-
± 2%
-
-
ZMOD4410 Series
3550704

RoHS

Each
1+
CHF 259.540
5+
CHF 251.040
10+
CHF 246.020
25+
CHF 240.990
Min: 1 / Mult: 1
Methane
-
-
-
Integrated Infrared (INIR)
INIR Series
3869680

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
CHF 4.310
10+
CHF 3.710
25+
CHF 3.510
50+
CHF 3.380
100+
CHF 3.260
More Pricing...
Min: 1 / Mult: 1
Nitrogen Dioxide, Ozone
-
± 2%
-
-
ZMOD4510 Series
3795335

RoHS

Each
1+
CHF 691.610
Min: 1 / Mult: 1
Carbon Monoxide
50ppm
± 5%
5%
-
TXCO-50 Series
3677905RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
10+
CHF 17.490
50+
CHF 15.690
100+
CHF 14.480
250+
CHF 13.640
Min: 10 / Mult: 1
Carbon Dioxide
40000ppm
± 5%
-
-
PAsens CMOSens SCD4x Series
3550673

RoHS

Each
1+
CHF 174.170
5+
CHF 168.450
10+
CHF 165.080
Min: 1 / Mult: 1
Methane / Hydrocarbon
-
-
-
Non-dispersive Infrared (NDIR)
IR12 Series
3550666

RoHS

Each
1+
CHF 174.980
5+
CHF 169.050
10+
CHF 163.510
25+
CHF 160.240
50+
CHF 156.960
Min: 1 / Mult: 1
Carbon Dioxide
-
-
-
Non-dispersive Infrared (NDIR)
IR11 Series
3550668

RoHS

Each
1+
CHF 151.940
5+
CHF 146.800
10+
CHF 141.980
Min: 1 / Mult: 1
Carbon Dioxide
-
-
-
Non-dispersive Infrared (NDIR)
IR11 Series
3677908

RoHS

Each
1+
CHF 36.580
5+
CHF 33.650
10+
CHF 32.570
50+
CHF 29.790
100+
CHF 29.200
Min: 1 / Mult: 1
Formaldehyde
1ppm
± 3%
20%
-
-
3550693

RoHS

Each
1+
CHF 42.160
5+
CHF 41.170
10+
CHF 40.180
50+
CHF 38.060
Min: 1 / Mult: 1
Flammable Gas
-
-
-
-
-
3550700

RoHS

Each
1+
CHF 248.410
5+
CHF 240.260
10+
CHF 235.460
25+
CHF 230.650
50+
CHF 225.840
Min: 1 / Mult: 1
Light Gas
-
-
-
Diffusion
VQ600 Series
3928601

RoHS

Each
1+
CHF 212.050
5+
CHF 205.090
Min: 1 / Mult: 1
Carbon Dioxide
2000ppm
± 3%
3%
Non-dispersive Infrared (NDIR)
Telaire T5100 Series
3928605

RoHS

Each
1+
CHF 265.940
5+
CHF 257.210
Min: 1 / Mult: 1
Carbon Dioxide
2000ppm
± 3%
3%
Non-dispersive Infrared (NDIR)
Telaire T8100 Series
2845662

RoHS

Each
1+
CHF 14.780
5+
CHF 13.480
10+
CHF 12.570
50+
CHF 12.320
100+
CHF 12.070
More Pricing...
Min: 1 / Mult: 1
Air
-
-
-
-
TELAiRE Series
3550717

RoHS

Each
1+
CHF 212.560
5+
CHF 194.480
10+
CHF 182.110
Min: 1 / Mult: 1
Methane
-
-
-
-
-
3550689

RoHS

Each
1+
CHF 101.350
5+
CHF 97.910
10+
CHF 94.710
25+
CHF 92.810
50+
CHF 90.920
Min: 1 / Mult: 1
Methane
-
-
-
-
VQ500 Series
3550678

RoHS

Each
1+
CHF 295.060
5+
CHF 285.380
Min: 1 / Mult: 1
Hydrocarbon
-
-
-
Non-dispersive Infrared (NDIR)
IR15 Series
26-50 of 319 items
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