Testo Flue Gas Analyser & Kits

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Testo flue gas analysers are used by engineers to measure the efficiency and safety of gas boilers, ensuring proper combustion and reducing harmful emissions. Testo analysers are known for their durability, user-friendly interfaces, and compliance with industry standards.

Find out more about Testo Flue Gas Analyser & Kits below.

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Testo 310 Flue Gas Analyser Testo 310 Flue Gas Analyser
In Stock : Get It Next Working Day*
Testo 310 Flue Gas Analyser
£346.00
£415.20 inc. vat
  • Standard or advanced kit (additional printer)
  • Easy and intuitive menu guidance
  • Digital customer data management via Testo Smart App
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Testo 327-1 Flue Gas Analyser - Standard Kit Testo 327-1 Flue Gas Analyser - Standard Kit
In Stock : Get It Next Working Day*
Testo 327-1 Flue Gas Analyser - Standard Kit
£429.00
£514.80 inc. vat
  • Measure four parameters simultaneously
  • Fast response and easy to use
  • Ideal for those looking for an entry-level tester
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Testo 327-1 Flue Gas Analyser Standard Kit & Gas Leak Detector Testo 327-1 Flue Gas Analyser Standard Kit & Gas Leak Detector
In Stock : Standard Delivery*
Testo 327-1 Flue Gas Analyser Standard Kit & Gas Leak Detector
£471.12
£565.34 inc. vat
  • Testo Gas Leak Detector
  • Standard Case
  • Standard Probe
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Testo 300+ Flue Gas Analyser – Choice of Kit Testo 300+ Flue Gas Analyser – Choice of Kit
In Stock : Get It Next Working Day*
Testo 300+ Flue Gas Analyser – Choice of Kit
£474.00
£568.80 inc. vat
  • Fit with a NO sensor at point of purchase or retrospectively
  • Compatible with Testo Smart App & Testo 510i, 115i, & 915i Smart Probes
  • Available individually or as part of four kits
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Testo 327-1 Flue Gas Analyser Standard Kit, Gas Leak Detector, & CPA1 Probe Set
Stock Due : Estimated 1-2 Weeks
Testo 327-1 Flue Gas Analyser Standard Kit, Gas Leak Detector, & CPA1 Probe Set
£529.00
£634.80 inc. vat
  • Testo Gas Leak Detector
  • CPA1 Probe Set
  • Accessories and more
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Testo 327-1 Flue Gas Analyser - Advanced Kit with Printer Testo 327-1 Flue Gas Analyser - Advanced Kit with Printer
In Stock : Get It Next Working Day*
Testo 327-1 Flue Gas Analyser - Advanced Kit with Printer
£548.50
£658.20 inc. vat
  • Comprehensive flue gas analyser kit
  • Includes Testo 327-1
  • Also comes with large amount of accessories
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Testo 327-1 Flue Gas Analyser Advanced Kit & Gas Leak Detector Testo 327-1 Flue Gas Analyser Advanced Kit & Gas Leak Detector
In Stock : Get It Next Working Day*
Testo 327-1 Flue Gas Analyser Advanced Kit & Gas Leak Detector
£578.50
£694.20 inc. vat
  • Testo Gas Leak Detector
  • A range of accessories
  • Printer
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Testo 327-1 Flue Gas Analyser Advanced Kit, Gas Leak Detector, & CPA1 Probe Set Testo 327-1 Flue Gas Analyser Advanced Kit, Gas Leak Detector, & CPA1 Probe Set
In Stock : Standard Delivery*
Testo 327-1 Flue Gas Analyser Advanced Kit, Gas Leak Detector, & CPA1 Probe Set
£648.50
£778.20 inc. vat
  • Testo Gas Leak Detector
  • CPA1 Probe Set
  • Printer, accessories and more
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Testo 300+ Smart Heat Pump Kit Testo 300+ Smart Heat Pump Kit
Stock Due : Estimated 1-2 Weeks
Testo 300+ Smart Heat Pump Kit
£916.88
£1,100.26 inc. vat
  • Install, service, & check gas boilers
  • Install, service, & check heat pumps
  • Includes 115i Clamp Thermometer & 510i Differential Pressure Smart Probes
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Testo 300 Flue Gas Analyser w/ NOx Sensor & Printer
Testo 300 Flue Gas Analyser w/ NOx Sensor & Printer
£1,245.00
£1,494.00 inc. vat
  • Measure O₂, CO and NOx gases
  • Supplied with a Bluetooth printer and thermal paper
  • Fast-response touchscreen display
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Testo 300LL Long-life Flue Gas Analyser Testo 300LL Long-life Flue Gas Analyser
In Stock : Standard Delivery*
Testo 300LL Long-life Flue Gas Analyser
£1,337.47
£1,604.96 inc. vat
  • Supplied with O₂ and CO sensors optimised for longevity
  • NO sensor can be added retrospectively
  • Available in two kits with or without a compatible Bluetooth/ IRDA printer
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Testo 300LL Long-life Flue Gas Analyser with Printer Testo 300LL Long-life Flue Gas Analyser with Printer
In Stock : Get It Next Working Day*
Testo 300LL Long-life Flue Gas Analyser with Printer
£1,498.06
£1,797.67 inc. vat
  • Testo 300LL Long-life Flue Gas Analyser
  • Bluetooth/ IRDA Printer
  • Spare Thermal Paper with Indelible Ink
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Testo 300LL Long-life Flue Gas Analyser with NOx Sensor & Printer Testo 300LL Long-life Flue Gas Analyser with NOx Sensor & Printer
In Stock : Standard Delivery*
Testo 300LL Long-life Flue Gas Analyser with NOx Sensor & Printer
£1,758.06
£2,109.67 inc. vat
  • Can calculate the total NOx measurement in mg/KWh for direct comparison with specified regulations
  • Bluetooth/ IRDA Printer
  • Spare Thermal Paper with Indelible Ink
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Testo 340 Flue Gas Analyser – Basic Combustion Kit
Made To Order
Testo 340 Flue Gas Analyser – Basic Combustion Kit
£2,515.00
£3,018.00 inc. vat
  • Fitted with O₂, CO and NO sensors and an integrated Bluetooth module
  • Optimised for industrial applications and environments
  • Extended measurement range for use in environments with high gas concentrations
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Testo 340 Flue Gas Analyser - NO₂/ NOx Kit
Made To Order
Testo 340 Flue Gas Analyser - NO₂/ NOx Kit
£3,030.00
£3,636.00 inc. vat
  • Suitable for inspecting industrial engines and burners
  • Equipped with O₂, CO, NO and NO₂ sensors
  • Integrated Bluetooth module allows the analyser to be operated remotely via the user’s smartphone
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Testo 340 Flue Gas Analyser - SO₂ Kit
Made To Order
Testo 340 Flue Gas Analyser - SO₂ Kit
£3,030.00
£3,636.00 inc. vat
  • Fitted with O₂, CO, NO and SO₂ Sensors and an integrated Bluetooth module
  • Compact and rugged design suitable for industrial environments
  • Extended measurement range suitable for inspecting industrial engines and burners
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Testo 340 Industrial Flue Gas Analyser – Fully Customisable
Made To Order
Testo 340 Industrial Flue Gas Analyser – Fully Customisable
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  • Choose three sensors: CO, COlow, NO, NOlow, NO2, or SO2
  • Supplied with an O2 Sensor as standard
  • Supports flow and pressure difference measurements
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Testo 350 Industrial Flue Gas Analyser – Fully Configurable
Made To Order
Testo 350 Industrial Flue Gas Analyser – Fully Configurable
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  • Provided with an oxygen sensor (O2)
  • Choose up to five more sensors
  • Measuring range extension function for analysing high gas concentrations
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Comprehensive Testo Flue Gas Anlysers

Testo flue gas analysers are used by gas engineers throughout the UK, ensuring optimal boiler performance and safety. These easy-to-use flue gas analysers offer a range of features to suit individual needs and quickly measure essential parameters like oxygen, carbon monoxide, and flue temperature.

All Testo flue gas analysers are available in comprehensive kits which include essential accessories like clamps, printers, and carrying cases, providing a convenient and cost-effective way to carry out your job.

Which Testo Flue Gas Anlyser (300 vs 327)?

The Testo 327 is what we call a 'workhorse' for everyday servicing. This user-friendly flue gas analyser is ideal for commissioning new boilers and routine maintenance. Its compact design and long battery life guarantee convenient operation throughout the workday.

For those requiring a more in-depth analysis, the Testo 300+ offers a powerful solution. It boasts an intuitive touchscreen interface for effortless navigation and advanced features like NOx measurement, crucial for a comprehensive understanding of the combustion process. Furthermore, the Testo 300 integrates seamlessly with Testo's app, allowing for efficient data transfer and report generation directly from the field.

Check out our in depth Testo 300 vs Testo 327 comparison.