Flue gas analysers

There are many factors which come into account when choosing a Flue Gas Analyser. Firstly, you need to ensure the analyser has the necessary features for you, and above all is appropriate for all the day to day tasks associated with being a heating engineer.

Testo are best known for our top-quality Flue Gas Analysers, both throughout the UK and all around the world. Our Gas Analyser range can provide the right flue gas measurement for any application. Whether you’re working on domestic boiler gas analysis, or your focus is more on commercial applications, you can be sure Testo will have the perfect Flue Gas Analyser for you.

See our full range of Flue Gas Analysers below.

53 products or recommendations for Flue gas analysers
  • testo 320B - Flue Gas Analyser (Standard Set)

    Order-Nr. 0563 3223 71

    Flue gas measurement on heating systems with a compact flue gas analyzer for oil and gas: the testo 320 basic features all the essential functions for carrying out flue gas analysis, flue draught and pressure measurements. The flue gas analyzer is impressive because it is easy to operate (featuring user-friendly menu guidance) and reliable (2-year warranty for the instrument, probe, O2/CO sensor).

    • Self-explanatory menu guidance with standardized measuring procedures for quick, easy handling

    • Easy to operate thanks to single-hose connection

    • TÜV-tested according to EN 50379 Part 1-3 and to 1st German Federal Immission Control Ordinance (BImSchV), Part 1-2

    £ 679.00
    £ 814.80 incl. VAT
  • testo 327-1 - Flue Gas Analyser (Standard Set)

    Order-Nr. 0563 3203 70

    The testo 327-1 is your introductory instrument to flue gas analysis. It measures combustion efficiency, °C, O2, CO2, CO and flue draught. The strong LED background light in the 4 line display guarantees an easy-to-read display even if lighting conditions are unfavourable. The analyser stands out on account of its easy menu navigation and ergonomic housing as well as its durability.

    £ 569.00
    £ 682.80 incl. VAT
  • testo 310 - Flue Gas Analyser (Printer Kit)

    Order-Nr. 0563 3110

    testo 310 incl. battery and calibration protocol for the measurement of O2, CO, hPa and °C; IR printer (0554 3100); probe 180 mm with cone; case; mains unit incl. cable; silicon hose for pressure measurement; particle filter 5 off; 2 rolls spare thermal paper for printer.

    • Robust and light instrument for daily use

    • 30 seconds sensor zeroing

    • Integrated condensate trap

    • Integrated magnets for easy fixing to burner

    £ 489.00
    £ 586.80 incl. VAT
  • testo 310 - Flue Gas Analyser (Standard Kit)

    Order-Nr. 0563 3100

    Being a systems mechanic you know only too well how tough things can get when you’re working out in the field. That’s why your measuring tools need to be rugged and reliable. Like the testo 310 flue gas analyzer. Designed especially for use in the field.

    • Direct O2, CO, flue gas and ambient temperature measurements

    • Integrated measurement menu for flue gas, draft, CO ambient air and pressure

    • Quick sensor zero in only 30 seconds

    • Large, backlit digital display, rechargeable lithium battery with up to 10 hours life

    £ 379.00
    £ 454.80 incl. VAT
  • testo 320 - Flue Gas Analyser (Standard Set)

    Order-Nr. 0563 3220 77

    The ideal equipment for heating engineers: with this testo 320 flue gas analysis set, you can carry out your measuring tasks on heating systems quickly and efficiently. Use the flue gas analyser to measure flue gas, draught, pressure, ambient CO and CO2, differential temperature and also detect gas leaks.

    • Free Bluetooth connection to enable the analyser to be connected to Testo’s free Combustion App - Only on Android devices!

    • Measurement of flue gas, draught, pressure, ambient CO, differential temperature and gas leak detection and more

    • Self-explanatory menu guidance with standardised measuring procedures for quick, easy handling

    £ 699.00
    £ 838.80 incl. VAT
  • testo 327-1 - Flue Gas Analyser (Advanced Set)

    Order-Nr. 0563 3203 71

    The testo 327-1 is your introductory instrument to flue gas analysis. It measures combustion efficiency, °C, O2, CO2, CO and flue draught. The strong LED background light in the 4 line display guarantees an easy-to-read display even if lighting conditions are unfavourable. The analyser stands out on account of its easy menu navigation and ergonomic housing as well as its durability. Advanced set includes a Differential hose kit, Differential temperature kit and testo infrared printer (0554 0547).

    £ 689.00
    £ 826.80 incl. VAT
  • testo 320 - Flue Gas Analyser (Advanced Set)

    Order-Nr. 0563 3220 78

    The ideal equipment for heating engineers: with this testo 320 flue gas analysis set, you can carry out your measuring tasks on heating systems quickly and efficiently. Use the flue gas analyser to measure flue gas, draught, pressure, ambient CO and CO2, differential temperature and also detect gas leaks.

    • Free Bluetooth connection to enable the analyser to be connected to Testo’s free Combustion App - Only on Android devices!

    • Measurement of flue gas, draught, pressure, ambient CO, differential temperature and gas leak detection and more

    • Self-explanatory menu guidance with standardised measuring procedures for quick, easy handling

    £ 749.00
    £ 898.80 incl. VAT
  • testo 330i advanced set - flue gas analyser set

    Order-Nr. 0563 3000 71

    The testo 330i flue gas analyser advanced set will enable you to overcome all the challenges that crop up when commissioning and servicing heating systems. The testo 330i advanced set contains the flue gas analyser, a flue gas probe and a temperature probe, along with practical accessories.

    • Operation independent of measuring location and display of readings via smartphone or tablet and the testo 330i App

    • Paperless documentation and report creation on site with the testo 330i App

    • Reliable attachment of the flue gas probe with the testoFix probe holder

    • Robust, completely enclosed plastic housing for use in harsh environments

    £ 1,309.00
    £ 1,570.80 incl. VAT
  • testo 320 - Flue Gas Analyser (Advanced Set with printer)

    Order-Nr. 0563 3220 79

    The ideal equipment for heating engineers: with this testo 320 flue gas analysis set, you can carry out your measuring tasks on heating systems quickly and efficiently. Use the flue gas analyser to measure flue gas, draught, pressure, ambient CO and CO2, differential temperature and also detect gas leaks.

    • Free Bluetooth connection to enable the analyser to be connected to Testo’s free Combustion App - Only on Android devices!

    • Measurement of flue gas, draught, pressure, ambient CO, differential temperature and gas leak detection and more

    • Self-explanatory menu guidance with standardised measuring procedures for quick, easy handling

    £ 849.00
    £ 1,018.80 incl. VAT
  • testo 330i basic set - flue gas analyser set

    Order-Nr. 0563 3000 70

    Everything you need to carry out efficient servicing and commissioning of heating systems using the testo 330i flue gas analyser – in one compact set.

    • Operation independent of measuring location and display of readings via smartphone or tablet and the testo 330i App

    • Paperless documentation and report creation on site with the testo 330i App

    • Reliable attachment of the flue gas probe with the testoFix probe holder

    • Practical accessories, including probes and temperature probe

    £ 1,089.00
    £ 1,306.80 incl. VAT
  • testo 330-2 LL - Flue Gas Analyser (Pro set without printer)

    Order-Nr. 0563 3372 70

    Ready to get started on the most important tasks involved in flue analysis on oil, gas and solid fuel systems. The testo 330-2LL professional long-life set (Pro-set without printer) offers the possibility of flue gas measurement, draught, pressure and ambient CO/CO<sub>2</sub> measurements, differential temperature measurement and gas leak detection. 

    • Independently tested to EN50379. Meets the requirements of BS7967 and Gas Safe TB143

    • Longlife sensors lasting up to 6 years

    • Dilution to 30,000ppm CO 

    • Optional NO sensor upgrade 

    £ 1,499.00
    £ 1,798.80 incl. VAT
  • testo 330-2 LL - Flue Gas Analyser (Pro set with Bluetooth, without printer)

    Order-Nr. 0563 3372 72

    testo 330-2LL (O2 and COH2) flue gas set for service technicians and inspectors, with bluetooth (for connectivity for the testo combustion app), battery and calibration protocol, mains unit 100-240 V for mains operation or charging the battery in the instrument and combustion air temperature probe (length 190mm). Also includes USB connection cable, flue gas probe (length 300mm diameter 8mm) and carry case.

    • Independently tested to EN50379. Meets the requirements of BS7967 and Gas Safe TB143

    • Longlife sensors lasting up to 6 years

    • Dilution to 30,000ppm CO 

    • Optional NO sensor upgrade 

    £ 1,599.00
    £ 1,918.80 incl. VAT
  • testo 330-2 LL - Flue Gas Analyser (Pro set with printer)

    Order-Nr. 0563 3372 71

    testo 330-2LL (O2 and COH2) flue gas set for service technicians and inspectors. Includes infrared printer, battery and calibration protocol, mains unit 100-240 V for mains operation or charging the battery in the instrument, combustion air temperature probe (length 190mm), USB cable, flue gas probe (length 300mm diameter 8mm).

    • Independently tested to EN50379. Meets the requirements of BS7967 and Gas Safe TB143

    • Longlife sensors lasting up to 6 years

    • Dilution to 30,000ppm CO 

    • Optional NO sensor upgrade 

    £ 1,659.00
    £ 1,990.80 incl. VAT
  • testo 340 - Flue gas analyser for use in industry

    Order-Nr. 0632 3340

    Emission checks in industry: Professional technology meets practical design. The testo 340 combustion analyser is an easy-to-use flue gas analyser that can be fitted with up to four different gas sensors.

    • Can measure CO, COlow, NO, NOlow, NO2 or SO2

    • Extended measuring range for use in environments with high gas concentrations

    • Precalibrated gas sensors for quick and easy sensor change

    • Integrated pressure difference and air flow measurements for mass flow calculations

  • testo 350 - Control Unit for exhaust gas analysis systems

    Order-Nr. 0632 3511

    The testo 350 is a rugged, easy-to-use exhaust gas analyser designed to meet the highest demands when it comes to carrying out precise industrial emission measurements and providing proper data administration. The Control Unit complements the testo 350 Analysis Box (separate product) and makes it easier to control emission measurements.

    • User-friendly application-specific menu guide

    • testo 350 Analysis Box just as easy to use when not positioned at measurement site

    • Internal memory for receiving measurement data from the Analysis Box

    • Large graphic color display, robust, industrial-type housing

  • testo 350 MARITIME - Exhaust gas analyzer for diesel ship engines

    Order-Nr. 0563 3503

    Testo proudly presents the world’s first portable exhaust gas analyzer for diesel ship engines: the testo 350 MARITIME! The groundbreaking exhaust gas analyzer measures emissions at diesel ship engines in compliance with MARPOL Annex VI and NOx Technical Code 2008.

    • Measures O2, CO, NOx (NO + NO2 separate), SO2 – high precision and long-term stable

    • Certified gas sensors: equal to reference measurement

    • Ready to measure after only two minutes

    • Determination of the fuel sulphur content by means of SO2/CO2 ratio according to MEPC 184 (59)

  • Compact basic flue gas probe, 180 mm, Ø 6 mm, Tmax 500 °C

    Order-Nr. 0600 9740

    Compact basic flue gas probe with 180 mm long probe shaft, integrated thermocouple and dirt filter.

    • Flue gas path and temperature channel can be connected to the instrument via a bayonet lock

    • Integrated dirt filter protects instrument and sensors

    • Integrated thermocouple probe for temperature measurements up to 500 °C

    • Includes practical cone for attachment

    £ 142.00
    £ 170.40 incl. VAT
  • Compact basic flue gas probe, 300 mm, Ø 6 mm, Tmax 500 °C

    Order-Nr. 0600 9741

    Compact flue gas probe with 300 mm long probe shaft including particle filter and thermocouple. Bayonet lock ensures quick, easy connection to the measuring instrument.

    • Flue gas path, draught path and temperature probe can be connected via a single probe coupling

    • Easy-to-replace dirt filter

    • Temperatures of up to 500 °C can be measured thanks to the thermocouple probe

    • Includes practical cone for attachment

    £ 152.00
    £ 182.40 incl. VAT
  • Flue gas probe; length 180 mm; Ø 6 mm; Tmax. 500 °C; probe s...

    Order-Nr. 0600 9762

    Flue gas probe; length 180 mm; Ø 6 mm; Tmax. 500 °C; probe stop; NiCr-Ni thermocouple; 2.2 m hose and particle filter included

    £ 209.00
    £ 250.80 incl. VAT
  • Modular flue gas probe, 300 mm, Ø 8 mm, Tmax 500 °C, TÜV-tested

    Order-Nr. 0600 9761

    TÜV-tested modular flue gas probe with 300 mm long probe shaft including dirt filter and thermocouple. The quick-change click system enables quick, flexible replacement of the probe shaft.

    • Easy probe shaft replacement via quick-change click system

    • Flue gas path and temperature channel can be connected to the instrument via a bayonet lock

    • Integrated dirt filter protects instrument and sensors

    • Integrated thermocouple probe for temperature measurements up to 500 °C

    £ 219.00
    £ 262.80 incl. VAT
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