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Gas Detection Sensors:

401 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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Gas Type
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ComparePrice ForQuantity
3106912

RoHS

Each
1+
kr 638.400
5+
kr 595.100
Total:kr 638.40
Min: 1 / Mult: 1
Carbon Dioxide
5000ppm
± 10%
10%
Non-dispersive Infrared (NDIR)
Telaire T3022 Series
1776487

RoHS

Each
1+
kr 485.260
5+
kr 440.590
10+
kr 390.890
50+
kr 390.820
Total:kr 485.26
Min: 1 / Mult: 1
Carbon Dioxide
2000ppm
± 5%
2%
Diffusion
-
3550674

RoHS

Each
1+
kr 413.500
5+
kr 385.450
10+
kr 377.710
Total:kr 413.50
Min: 1 / Mult: 1
Methane / Hydrocarbon
-
-
-
Non-dispersive Infrared (NDIR)
IR12 Series
3550685

RoHS

Each
1+
kr 483.610
5+
kr 448.460
10+
kr 423.430
Total:kr 483.61
Min: 1 / Mult: 1
Methane
-
-
-
Diffusion
VQ22 Series
3550715

RoHS

Each
1+
kr 1,611.000
Total:kr 1,611.00
Min: 1 / Mult: 1
Butane
-
-
-
Integrated Infrared (INIR)
INIR Series
3550695

RoHS

Each
1+
kr 1,494.000
5+
kr 1,445.000
10+
kr 1,416.000
Total:kr 1,494.00
Min: 1 / Mult: 1
Flammable Gas
-
-
-
Diffusion
VQ600 Series
3677902

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
kr 450.710
5+
kr 361.210
10+
kr 335.650
50+
kr 288.050
Total:kr 450.71
Min: 1 / Mult: 1
Carbon Dioxide
-
± 3%
1.5%
Flow Through
STC31 CMOSens Series
3958488

RoHS

Each
1+
kr 407.150
5+
kr 375.010
10+
kr 365.650
Total:kr 407.15
Min: 1 / Mult: 1
Hydrogen
1000ppm
2ppm
-
Solid Polymer Electrolyte
PS1 Series
3958493

RoHS

Each
1+
kr 289.770
5+
kr 240.150
10+
kr 232.560
Total:kr 289.77
Min: 1 / Mult: 1
Volatile Organic Chemicals (VOC)
200ppm
500ppb
-
Solid Polymer Electrolyte
PS1 Series
4162765

RoHS

Each
1+
kr 866.720
5+
kr 759.510
10+
kr 702.150
Total:kr 866.72
Min: 1 / Mult: 1
Phosphine
20ppm
500ppb
-
Solid Polymer Electrolyte
PS1 Series
3958499

RoHS

Each
1+
kr 855.260
5+
kr 826.250
10+
kr 799.170
Total:kr 855.26
Min: 1 / Mult: 1
Ozone
5ppm
25ppb
-
Solid Polymer Electrolyte
PS4 Series
3958521

RoHS

Each
1+
kr 477.030
5+
kr 444.670
10+
kr 435.740
Total:kr 477.03
Min: 1 / Mult: 1
Flammable Gas
-
-
-
-
VQ500 Series
4162773

RoHS

Each
1+
kr 1,575.000
5+
kr 1,544.000
Total:kr 1,575.00
Min: 1 / Mult: 1
Total Volatile Organic Compound (TVOC)
1000ppm
-
5%
Solid Polymer Electrolyte
PS1-MOD Series
3958497

RoHS

Each
1+
kr 1,512.230
5+
kr 1,462.610
10+
kr 1,433.380
Total:kr 1,512.23
Min: 1 / Mult: 1
Ozone
100ppm
250ppb
-
Solid Polymer Electrolyte
PS4 Series
3958491

RoHS

Each
1+
kr 423.430
5+
kr 392.170
10+
kr 380.550
Total:kr 423.43
Min: 1 / Mult: 1
Ozone
5ppm
25ppb
-
Solid Polymer Electrolyte
PS1 Series
4162769

RoHS

Each
1+
kr 1,276.000
Total:kr 1,276.00
Min: 1 / Mult: 1
Phosphine
20ppm
500ppb
-
Solid Polymer Electrolyte
PS4 Series
3958505

RoHS

Each
1+
kr 543.690
5+
kr 506.860
10+
kr 496.750
Total:kr 543.69
Min: 1 / Mult: 1
Ethylene Oxide
20ppm
250ppb
-
Electrochemical Sensing
4 Series
4162767

RoHS

Each
1+
kr 838.010
Total:kr 838.01
Min: 1 / Mult: 1
Arsine
1ppm
25ppb
-
Solid Polymer Electrolyte
PS1 Series
3958500

RoHS

Each
1+
kr 522.410
5+
kr 487.000
Total:kr 522.41
Min: 1 / Mult: 1
Chlorine
10ppm
100ppb
-
Electrochemical Sensing
4 Series
3677902RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
50+
kr 288.050
Total:kr 144,025.00
Min: 500 / Mult: 1
Carbon Dioxide
-
± 3%
1.5%
Flow Through
STC31 CMOSens Series
2845668

RoHS

Each
1+
kr 596.650
5+
kr 522.070
10+
kr 432.570
50+
kr 387.820
Total:kr 596.65
Min: 1 / Mult: 1
Carbon Dioxide
2000ppm
± 3%
3%
Non-dispersive Infrared (NDIR)
Telaire T6713 CO2 Sensors
2845667

RoHS

Each
1+
kr 547.550
5+
kr 490.660
10+
kr 465.700
50+
kr 440.660
Total:kr 547.55
Min: 1 / Mult: 1
Carbon Dioxide
5000ppm
± 3%
3%
Diffusion
Telaire T6713 CO2 Sensors
2886672

RoHS

Each
1+
kr 399.360
5+
kr 349.440
10+
kr 289.550
50+
kr 259.570
Total:kr 399.36
Min: 1 / Mult: 1
Carbon Dioxide
40000ppm
± 3%
3%
-
-
3550711

RoHS

Each
1+
kr 56.440
5+
kr 51.040
10+
kr 48.720
50+
kr 45.420
100+
kr 42.200
More Pricing...
Total:kr 56.44
Min: 1 / Mult: 1
Ammonia, Carbon Monoxide, Ethanol, Hydrogen, Methane, Nitrogen Dioxide
-
-
-
-
-
3550708

RoHS

Each
1+
kr 114.680
5+
kr 100.370
10+
kr 83.200
50+
kr 74.580
100+
kr 68.810
More Pricing...
Total:kr 114.68
Min: 1 / Mult: 1
Ammonia, Carbon Monoxide, Ethanol, Hydrogen, Methane
-
-
-
-
-
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