Welcome to Testo Limited


Testo Instruments - Test and Measurement Equipment


Testo's New Smart Probe range are the future of HVAC/R engineering. They are operated directly via your tablet or Smart Phone using a Bluetooth connection. This gives the user the facility to download all measurements into a PDF report. For more details please visit our Smart Probes homepage


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

Testo Smart Probes - Heating Set

For pressure and temperature measurement on heating systems. Consists of: testo 115i, testo 510i incl. hose set (Ø 4 mm and 5 mm) with adapter, testo 805i, testo Smart Case (heating), batteries, calibration protocol
£159.00 (ex VAT)

Testo 250 - HACCP Management System

With the testo 250 HACCP management system, for the first time it is possible to 100% digitally control all measurements, checks and documentation in the context of HACCP.
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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. Customers who register before the July 1st 2016 will also receive 1 years FREE 'advanced' cloud licensing, which includes a number of added extras
£89.00 (ex VAT)

Testo 869 - Thermal Imaging Camera

Our best ever value thermal camera. Combining high performance with an unbeatable price, the testo 869 makes top-quality thermography affordable for everyone. Includes: Pro software, USB cable, mains unit and Li-ion rechargeable battery.
£799.00 (ex VAT)

Testo 320B - Flue Gas Analyser

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

Testo 174T - Mini Data Logger

1-channel temperature logger, incl. wall bracket, battery (2 x CR 2032 lithium) and calibration protocol
£34.90 (ex VAT)

Testo 108 - Digital Food Thermometer (Waterproof)

Testo 108, waterproof temperature instrument (Type T and K), incl. thermocouple probe type T, Softcase and calibration protocol
£69.00 (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.
£229.00 (ex VAT)
Testo will be announcing a brand new range of products next week. Keep your eyes open, there’s nothing like this current-ly. It might just blow your shocks off…
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The 9th testo Smart Probe? - Tuesday, May 24, 2016
Testo have just released a new version of a classic HVAC hero, the testo 552 Digital Vacuum Gauge has been re-released with added Bluetooth capability, opening the door for a number of new features. Although not an official member of the 'Smart Probe' range, the new version of the testo 552 connects via Bluetooth with the testo Smart Probes App on your smartphone or tablet...
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Testo will be exhibiting at Foodex, 18-20 April 2016 at the NEC in Birmingham. Foodex is the UK's leading event for all those involved in or with an interest in the food production industry. The show will highlight the latest trends in the food manufacturing industry: from equipment aimed at vastly improving efficiency and productivity, to new 'super foods' beginning to make an impression on the sector's various professionals.
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