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Gas Detection Sensors:

261 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+
kr925.410
5+
kr862.650
Min: 1 / Mult: 1
Carbon Dioxide
5000ppm
± 10%
10%
Non-dispersive Infrared (NDIR)
Telaire T3022 Series
1776487

RoHS

Each
1+
kr576.120
5+
kr576.010
10+
kr575.900
50+
kr575.790
Min: 1 / Mult: 1
Carbon Dioxide
2000ppm
± 5%
2%
Diffusion
-
3550674

RoHS

Each
1+
kr599.390
5+
kr558.710
10+
kr547.500
Min: 1 / Mult: 1
Methane / Hydrocarbon
-
-
-
Non-dispersive Infrared (NDIR)
IR12 Series
3550685

RoHS

Each
1+
kr692.580
5+
kr642.160
10+
kr606.100
Min: 1 / Mult: 1
Methane
-
-
-
Diffusion
VQ22 Series
3550715

RoHS

Each
1+
kr2,335.000
Min: 1 / Mult: 1
Butane
-
-
-
Integrated Infrared (INIR)
INIR Series
3550695

RoHS

Each
1+
kr2,211.000
5+
kr2,139.000
10+
kr2,096.000
Min: 1 / Mult: 1
Flammable Gas
-
-
-
Diffusion
VQ600 Series
3677902

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
kr632.700
5+
kr533.980
10+
kr496.140
50+
kr425.920
Min: 1 / Mult: 1
Carbon Dioxide
-
± 3%
1.5%
Flow Through
STC31 CMOSens Series
3958488

RoHS

Each
1+
kr602.620
5+
kr555.050
10+
kr541.190
Min: 1 / Mult: 1
Hydrogen
1000ppm
2ppm
-
Solid Polymer Electrolyte
PS1 Series
3958493

RoHS

Each
1+
kr433.490
5+
kr359.250
10+
kr347.900
Min: 1 / Mult: 1
Volatile Organic Chemicals (VOC)
200ppm
500ppb
-
Solid Polymer Electrolyte
PS1 Series
4162765

RoHS

Each
1+
kr1,297.000
5+
kr1,136.000
10+
kr1,050.000
Min: 1 / Mult: 1
Phosphine
20ppm
500ppb
-
Solid Polymer Electrolyte
PS1 Series
3958499

RoHS

Each
1+
kr1,240.000
5+
kr1,198.000
10+
kr1,159.000
Min: 1 / Mult: 1
Ozone
5ppm
25ppb
-
Solid Polymer Electrolyte
PS4 Series
3958521

RoHS

Each
1+
kr691.530
5+
kr644.650
10+
kr631.700
Min: 1 / Mult: 1
Flammable Gas
-
-
-
-
VQ500 Series
3958497

RoHS

Each
1+
kr1,240.000
5+
kr1,198.000
10+
kr1,159.000
Min: 1 / Mult: 1
Ozone
100ppm
250ppb
-
Solid Polymer Electrolyte
PS4 Series
3958491

RoHS

Each
1+
kr736.430
5+
kr613.890
10+
kr595.640
Min: 1 / Mult: 1
Ozone
5ppm
25ppb
-
Solid Polymer Electrolyte
PS1 Series
4162769

RoHS

Each
1+
kr1,849.000
Min: 1 / Mult: 1
Phosphine
20ppm
500ppb
-
Solid Polymer Electrolyte
PS4 Series
3958505

RoHS

Each
1+
kr788.130
5+
kr734.720
10+
kr720.030
Min: 1 / Mult: 1
Ethylene Oxide
20ppm
250ppb
-
Electrochemical Sensing
4 Series
4162767

RoHS

Each
1+
kr1,297.000
Min: 1 / Mult: 1
Arsine
1ppm
25ppb
-
Solid Polymer Electrolyte
PS1 Series
3958500

RoHS

Each
1+
kr757.340
5+
kr705.890
Min: 1 / Mult: 1
Chlorine
10ppm
100ppb
-
Electrochemical Sensing
4 Series
3677902RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
50+
kr425.920
Min: 500 / Mult: 1
Carbon Dioxide
-
± 3%
1.5%
Flow Through
STC31 CMOSens Series
2845668

RoHS

Each
1+
kr609.490
5+
kr602.620
10+
kr595.850
50+
kr588.980
Min: 1 / Mult: 1
Carbon Dioxide
2000ppm
± 3%
3%
Non-dispersive Infrared (NDIR)
Telaire T6713 CO2 Sensors
2845667

RoHS

Each
1+
kr810.870
5+
kr751.250
10+
kr701.100
50+
kr650.850
Min: 1 / Mult: 1
Carbon Dioxide
5000ppm
± 3%
3%
Diffusion
Telaire T6713 CO2 Sensors
2886672

RoHS

Each
1+
kr615.820
5+
kr519.330
10+
kr482.670
50+
kr407.060
Min: 1 / Mult: 1
Carbon Dioxide
40000ppm
± 3%
3%
-
-
3550711

RoHS

Each
1+
kr119.990
5+
kr80.170
10+
kr67.880
50+
kr64.510
100+
kr63.200
More Pricing...
Min: 1 / Mult: 1
Ammonia, Carbon Monoxide, Ethanol, Hydrogen, Methane, Nitrogen Dioxide
-
-
-
-
-
3550708

RoHS

Each
1+
kr117.490
5+
kr112.920
10+
kr108.460
50+
kr103.890
100+
kr99.430
More Pricing...
Min: 1 / Mult: 1
Ammonia, Carbon Monoxide, Ethanol, Hydrogen, Methane
-
-
-
-
-
3550669

RoHS

Each
1+
kr1,841.000
5+
kr1,779.000
10+
kr1,721.000
Min: 1 / Mult: 1
Carbon Dioxide
-
-
-
Non-dispersive Infrared (NDIR)
IR11 Series
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