FECS42-20 The FIGARO FECS42-20 is an electrochemical sensor designed for the detection of Nitrogen Dioxide (NO2). It offers high sensitivity and a quick response time.
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FECS42-20

Available from 1 distributors
Mfr Name: Figaro
Figaro
The FIGARO FECS42-20 is an electrochemical sensor designed for the detection of Nitrogen Dioxide (NO2). It offers high sensitivity and a quick response time.
✓ Total Stock: 500 pcs
$ Price Range: $1.50

FECS42-20 Available from 1 distributor

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500 pcs
500 pcs On Request 1 On Request On Request On Request On Request 2026-04-06 21:33:24

FECS42-20 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
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Operating Temperature
Output Signal
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Response Time
Weight

FECS42-20 Description

Short technical summary and product information.

The FIGARO FECS42-20 is a specialized electrochemical sensor engineered for the accurate detection of Nitrogen Dioxide (NO2). It boasts high sensitivity and selectivity to NO2, coupled with a quick response time and a linear output.

 

This sensor operates within a detection range of 0 to 20 ppm, with a maximum overload capacity of 150 ppm. Its typical output signal is -600 ± 150 nA/ppm, and it exhibits good repeatability of ±2%. The sensor features a stable baseline with a range of ±0.2 ppm in clean air and a response time (t90) of less than 25 seconds.

 

Designed for longevity, the FECS42-20 has an expected life time of over 2 years under normal operating conditions. It operates reliably within a temperature range of -20 to 50°C and a humidity range of 15 to 90% RH. The sensor's unique leak-proof structure makes it suitable for various NO2 monitoring applications.

 

Key specifications include a recommended load resistor of 33 Ω and no required bias voltage. The physical dimensions are approximately ø154.3 x 16.5 x 0.6 mm, with a weight of about 4.5g. The sensor is RoHS3 compliant.

FECS42-20 Quick Information

Product Type: Gas Sensor
Canonical Name: FIGARO FECS42-20 Nitrogen Dioxide Electrochemical Sensor
Subcategory: Nitrogen Dioxide Sensor

FECS42-20 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

FECS42-20 Estimated Pricing

Qty Low High
1+ $1.50 $1.50

Estimated market price range - modelled values for guidance only, not live distributor offers.

FECS42-20 Features

  • High sensitivity and selectivity to NO2.
  • Quick response time to Nitrogen Dioxide.
  • Linear output signal characteristics.
  • Long expected life time of over 2 years.
  • Unique and stable leak-proof structure.

FECS42-20 Applications

  • Used in air quality monitoring systems.
  • Suitable for industrial safety applications.
  • Integrated into environmental sensing devices.
  • Applied in HVAC systems for gas detection.
  • Utilized in portable gas detectors.

FECS42-20 FAQs

7 frequently asked questions generated from this part’s specifications.
What gas does the FECS42-20 sensor detect?

The FECS42-20 sensor detects Nitrogen Dioxide.

What is the detection range of the FECS42-20 sensor?

The detection range of the FECS42-20 sensor is 0 to 20 ppm.

What is the typical response time of the FECS42-20 sensor?

The typical response time (t90) of the FECS42-20 sensor is less than 25 seconds.

What is the operating temperature range for the FECS42-20?

The operating temperature range for the FECS42-20 is -20 to 50 °C.

What is the expected lifetime of the FECS42-20 sensor?

The expected lifetime of the FECS42-20 sensor is greater than 2 years.

What is the resolution of the FECS42-20 sensor?

The resolution of the FECS42-20 sensor is 0.1 ppm.

What is the weight of the FECS42-20 sensor?

The FECS42-20 sensor weighs approximately 4.5g.

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