Welcome to Testo Limited


Testo Instruments - Test and Measurement Equipment



Testo Flue Gas Analyser Support

Our 'how to' video guides demonstrate the best ways to set up, operate, keep safe, and utilise your Testo flue gas analyser. These straightforward videos provide up to date guidelines and support, as well as helping you to get the very best out of your analyser.


About Testo

Testo instruments are widely used in the following sectors: HVAC-R: heating, ventilation, air conditioning and refrigeration. Process Industry: manufacturing industries, service companies and utilities. Food Sector: including food manufacture, transport, storage and retail. Thermal Imaging: for building surveys, maintenance, electrical inspections and production monitoring.

This website is designed to allow easy purchasing of testo products, whilst providing you with vital technical data, new products/promotions and support through our FAQ Forum. Testo instruments cover a range of measurement parameters including: Thermal Imaging, Temperature, Humidity, Velocity, Compressed Air Measurement, Gas analysis, RPM, Pressure, Light, pH, Sound and Instrument Service and Calibration.



Featured products

Saveris 2 - WIFI data loggers

Saveris 2 cloud based data loggers. With Automatic SMS and email alerts. Easy access to reports wherever you are via mobile, tablet or PC.
£99.00 (ex VAT)

Testo 417 - Vane Anemometer

Buy a Testo 417 F-Reg Kit and get the next year’s UKAS calibration with a 15% discount (Only Available Direct from Testo)- With integrated 100 mm vane and battery.
£320.00 (ex VAT)

Testo 320B - Flue Gas Analyser

Award Winning Testo 320B. Quickly determine and eliminate malfunctions, monitor legal limit values and perform spot checks.
£590.00 (ex VAT)

Testo 870 - Thermal Imaging Camera

The testo 870 is our best ever value Thermal Imaging Camera. It combines quality with value to offer you the perfect entry level TI camera, at an affordable price. Now with Free Super Resolution technology.
£1,370.00 (ex VAT)

Testo 270 - Cooking oil tester

Testo’s 270 allows you to determine within seconds whether cooking oil needs changing. This will not only make sure you're cooking with clean oil, but is also proven to save you money on cooking oil costs.
£299.00 (ex VAT)

Testo 104-IR - Waterproof Infrared/Penetration Digital Thermometer

Penetration thermometer combined with an infrared sensor for non-contact temperature measurement.Waterproof, folding, incl. batteries and calibration protocol.
£95.00 (ex VAT)

Testo 310 - Flue Gas Analyser

Testo 310 Award Winning Flue Gas Analyser. Meets the requirements of BS7967. Includes FREE Dual USB In-Car Charger - Limited Offer While Stocks Last (when you buy direct from Testo).
£339.00 (ex VAT)

Testo 550 - Digital Refrigeration Manifold (Bluetooth)

Digital refrigeration manifold, ideal for all measurement work on refrigeration systems and heat pumps. With Bluetooth capability users can now connect to our Brand New Testo Refrigeration App. Includes 2 x clamp probes, batteries case and calibration protocol. Non sight glass.
£269.00 (ex VAT)
Worldskills drives excellence in the workplace through competition and every two years holds the largest skills competition in the world. This years Championships were held in Sao Paulo, Brazil. The 43rd WorldSkills Competition saw 1,192 competitors between the age of 18 and 25, from a whopping 72 countries competing for medals in 50 different skills. Around 200,000 visited Anhembi Park in Sao Paulo to witness the event.
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If you are an employer, or someone in control of premises, including landlords, you must understand the health risks associated with legionella. Duties under the Health and Safety at Work etc Act 1974 (HSWA) extend to risks from legionella bacteria, which may arise from work activities. The Management of Health and Safety at Work Regulations (MHSWR) provide a broad framework for controlling health and safety at work.
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Testo manufacture a number of tools for the HVAC/R industry, from Flue gas analysers to Refrigeration manifolds. Perhaps our most sought after instruments however, are vane anemometers. Combining top build quality with competitive pricing, testo anemometers remain a must have tool for the UK ventilation & AC engineer.
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