Empower
your world.
Faster, simpler, more sustainable:
with the smart networked HVAC/R world of Testo.
TESTO SMART WORLD
All easy. For you and your world.
The demands on the HVAC/R industry have become complicated – it's time for a new, bold simplicity. Simple solutions, simply digitally networked, simply from a single source. That is what the Testo Smart World aspires to: We want to make it easy for you to turn diverse challenges and new technologies into opportunities. And, above all, to benefit from the opportunities offered by digitalization. Experience digital measurement technology, smart accessories, fully automated solutions and the testo Smart App as a digital platform that brings all measurement results together. Simple, digital, limitless!
The new
HVAC/R magazine is here!
Find all the latest news, tools and trends: get our free HVAC/R magazine and find out everything about the big trends in industry. Benefit from exclusive professional tips, and gain fascinating insights into the testo Smart World.
Simplify your world.
As a pioneer in digitalization, we at Testo are thinking ahead in terms of heating measurement technology. Away from individual analog instruments and towards digitally networked solutions for all applications. In this way, we enable more and more simplicity and efficiency in day-to-day work despite increasingly complex requirements. With simple, digital tools that are fully networked and easy to use. Simply go fully digital with heating measurement technology from Testo.
The new white paper on digitalization!
From challenge to opportunity: Find out all about the major trends and benefits of the digital future in our free white paper.
Really smart.
Really simple.
One app for all applications: The testo Smart App ensures end-to-end connectivity making wireless measurement, digital documentation and smart data management faster and easier than ever before.
HEATING TECHNOLOGY
Climate-friendly and efficient.
On heating systems and heat pumps.
HEATING TECHNOLOGY
Climate-friendly and efficient.
On heating systems and heat pumps.
As a pioneer in digitalization, we at Testo are thinking ahead in terms of heating measurement technology. Away from individual analog instruments and towards digitally networked solutions for all applications. In this way, we enable more and more simplicity and efficiency in day-to-day work despite increasingly complex requirements. With simple, digital tools that are fully networked and easy to use. Simply go fully digital with heating measurement technology from Testo.
TESTO 300 NEXT LEVEL
Fully easy. Fully networked.
Flue gas measurement NEXT LEVEL.
Put the future in your toolbox – with the testo 300 NEXT LEVEL for up to four additional parallel measurements. Now only for a short time in a special offer package with the testo 510i differential pressure measuring instrument free of charge on top.
Easy parallel measurement
Easy second screen function
Easy data integration
Easy documentation via testo Smart App
Our special packages at a glance.
Special package 1
testo 300 NEXT LEVEL Kit 1
testo 300 NEXT LEVEL incl. O2 and CO sensor up to 4,000 ppm, mains adapter, basic flue gas probe, testo Bluetooth Connector, spare dirt filter, EasyHeat software, instrument case & testo 510i free of charge
Special package 2
testo 300 NEXT LEVEL Kit 1 with printer
testo 300 NEXT LEVEL incl. O2 and CO sensor up to 4,000 ppm, mains adapter, basic flue gas probe, spare dirt filter, testo Bluetooth Printer, spare thermal paper, EasyHeat software, instrument case & testo 510i free of charge
Special package 3
testo 300 NEXT LEVEL Longlife Kit 2
testo 300 NEXT LEVEL Longlife incl. O2 and CO H2-compensated sensor up to 30,000 ppm, mains adapter, modular flue gas probe, testo Bluetooth Connector, spare dirt filter, EasyHeat software, case & testo 510i free of charge
Special package 4
testo 300 NEXT LEVEL Longlife Kit 2 with printer
testo 300 NEXT LEVEL Longlife incl. O2 and CO H2-compensated sensor up to 30,000 ppm, mains adapter, modular flue gas probe, testo Bluetooth Connector, spare dirt filter, testo Bluetooth printer, EasyHeat software, case & testo 510i free of charge
NEW!!
Parallel measurement
made easy.
In our free checklist for flue gas measurement we show you step by step how easy parallel measurement with the testo 300 NEXT LEVEL is.
Recommended by the professionals:
This is what users say about the
testo 300 NEXT LEVEL
The combination of the testo 300 NEXT LEVEL and the testo App is user-friendly and time-saving. I need half an hour less time per customer.
Jovany David
Owner
TESTO 310 II
Simply efficient in flue gas measurement.
The perfect start into the digital world of heating measurement technology: The testo 310 II combines best-in-class efficiency and simplicity for the commissioning and maintenance of heating systems. On the individually configurable display, you have up to 7 measurement parameters in view at the same time. Flue gas measurement was never this efficient and simple.
Displays up to 7 parameters simultaneously
Individually configurable display
Intuitive menu navigation
Data transfer and customer data management via testo Smart App
NEW!
Tips & Tricks
for flue gas analysis
Everything you need to know to carry out measurement tasks on heating systems efficiently and safely – now available in our new practical guide to download free of charge.
TESTO SMART PROBES HKL-SET
Simply smart and wireless.
Easy app-controlled temperature and differential pressure measurement – with the testo Smart Probes in the practical HVAC Kit. Together with the testo Smart App, all measured values are sent directly to the smartphone or tablet and can be sent by e-mail from there in no time at all. Easy.
For easy parallel measurements:
The testo Smart Probes.
So that you as a heating engineer can do a first-class job when it comes to digitalization, we provide you with our best tools – for flexibility, efficiency and new smart ways of dealing with the technologies of the future.
Fast & easy
Clamp thermometer with smartphone operation – perfect for flow and return temperatures, with a Bluetooth range up to 100 m.
Versatile & flexible
Thermometer with smartphone operation – ideal for the most diverse applications thanks to large selection of probes and compatibility with common Type K thermocouple probes.
Intelligent & handy
Differential pressure measuring instrument with smartphone operation – perfect for gas boilers, air flow velocity and volume flow.
Recommended by the professionals:
Testo's tools solve real problems and make work much easier.
As we place a very high value on quality, we only use the latest technology in measuring and testing equipment. Testo is our perfect partner for all service assignments in the field of heating & cooling solutions.
Melano Hellwig
Field Support Engineer Teamleader Technical Service, Panasonic Heating & amp; Ventilation Air-conditioning Europe (PHVACEU)
The upgrade for heating contractors.
New times. New toolkits. New possibilities. Wireless measurement, digital documentation and all measurement results at a glance in the large graphic display. Enter the digital age with the smart digital heat pump kits and get the upgrade for heating contractors.
Large graphic display
Maximum precision – even at low pressures
Intelligent error analysis in the testo Smart App
Measurement, charging & documentation – easier than ever
New: testo 318 – endoscope
The efficient optical inspection
The new testo 318 endoscope is ideal for the efficient inspection of flues, chimneys, boilers, air conditioning and ventilation systems and offers simple, precise and fast identification and removal of sources of interference at a perfect cost/benefit ratio.
More to make your world
even easier.
If you want to do a first-class job as a heating engineer, you need flexibility, efficiency and new smart ways of dealing with the technologies of the future. This is exactly what the tools from Testo offer you.
Fully digital
With the digital refrigerant scale and the intelligent valve, charging is stopped automatically once the target value is reached.
Fully automatic
Fully automatic evacuation with auto-stop-function and self-starting vacuum holding test.
Fully innovative
The new clamp meter with improved measuring accuracy and innovative gripping mechanism for optimally adjusted systems.
Fully wireless
Connects you automatically via Bluetooth to the testo Smart App and digital manifolds.
Fully reliable
Reliably detects all common refrigerants and detects even the smallest leaks thanks to its high sensitivity.
Fully easy
For entry-level users: accurate measuring performance and ease of use – with the best thermal image quality of its class. With App integration.
Fully professional
For pros: outstanding thermal image quality and useful additional features save time and ensure perfect work results. With App integration.
Fully independent
Precise sound level measurement, ideal for long-term measurements thanks to integrated memory for up to 31,000 measured values.
VENTILATION AND AIR CONDITIONING TECHNOLOGY.
Save energy and costs.
On air conditioning and ventilation systems.
VENTILATION AND AIR CONDITIONING TECHNOLOGY.
Save energy and costs.
On air conditioning and ventilation systems.
The challenges facing air conditioning and ventilation technicians are becoming increasingly diverse. More parameters, more measuring points, more IoT, smart homes and digitally controlled systems. And the measurement solutions? Easier and easier. Measurement technology from Testo offers the right solutions for a wide range of requirements and systems. With digital tools and connection to the testo Smart App. And with plenty of practical know-how to make your job easier.
MULTI-FUNCTIONAL CLIMATE MEASURING INSTRUMENT TESTO 440
Simply unbeatably versatile.
For all IAQ-related parameters.
To ensure that air conditioning and ventilation systems function, measuring air and volume flows with the testo 440 VAC multifunctional measuring instrument is quick, intuitive and highly convenient. Thanks to a wide range of probes and a large selection of matching accessories, you are ideally equipped for all your challenges – in ducts, on filters and at all kinds of vent.
Intuitive measurement menus for volume flow and other parameters
Wireless Bluetooth probes
Internal memory for up to 7,500 measured values
USB port for data export
Clear for take-off.
With the testo 440 ready-to-go kits.
At outlets, in ducts and on filters.
testo 440 flow ComboKit 1
The testo 440 in a practical kit with Bluetooth® vane probe (Ø 100 mm) and hot-wire probe – both including temperature sensor.
testo 440 delta P air flow ComboKit 2
Climate measuring instrument testo 440 dP incl. differential pressure sensor in a kit with two vane probe heads, humidity/temperature probe head and Bluetooth telescope.
Intuitive air velocity & IAQ.
Get all the product knowledge you need about the testo 440 –
as a free download.
Compact, simple
and with App connection.
Easy to handle, precise results: The compact HVAC measuring instruments from Testo offer simple solutions for all specific climate parameters, systems and requirements. From a single source – and with a practical connection to the testo Smart App.
At outlets
Fast, flexible and compact: Digital differential pressure measuring instrument with App connection.
Optimally balanced ventilation systems.
With the PRO measuring program
of the testo Smart App.
Everything you need to know when balancing ventilation systems with the PRO measurement program of the testo Smart App – find out now and save up to 30% time in the future. Compatible with the testo 417 kits and the testo 420.
The even easier way
to optimum indoor air quality.
A good indoor climate promotes well-being, productivity and health. With digital tools from Testo, all the necessary parameters can be determined easily, quickly and precisely.
The concentrated expert knowledge
for a digital future.
Practical guide
Measurement tasks on residential ventilation systems
Everything you need to know about balancing ventilation systems – download now for free.
Practical guide
Air flow measurements in ducts according to DIN 12599
Get the free practical guide and learn all about air velocity and the optimum measuring locations and methods.
REFRIGERATION TECHNOLOGY
Sustainably into the future.
With refrigeration measurement technology from Testo.
REFRIGERATION TECHNOLOGY
Sustainably into the future.
With refrigeration measurement technology from Testo.
Digitalization, energy transition, new challenges every day and the constant battle against time – sounds like tough times for refrigeration and air conditioning specialists like you. Or simply the best moment to finally benefit from digitalization and take off with ease. With digital manifolds for wireless measurement and documentation. With new, fully automatic solutions for evacuation and charging. And with the testo Smart App as a complete cross-application solution that brings all measurements together quickly and easily. Everything is easy – with the fully networked complete portfolio from Testo.
Get off to a fully networked start.
On refrigeration systems.
Faster, easier, completely networked: The digital manifolds deliver maximum precision with minimum time involved. Crucial system parameters are calculated fully automatically and thanks to the app connection, operation is child's play.
Fully professional
The professional class with the longest service life worldwide – perfect for long-term measurements.
Compatible with A3 and A2L refrigerants
Data logging with intelligent error analysis
Highest precision even at low pressures
Up to 360 hours' running time
Full speed
The allrounder with Bluetooth auto connect – for fast, precise and completely wireless measurements.
Large graphic display
Robust housing with protection class IP 54
Efficiently guided measurement menus
Fully stress-free
Perfect for entry-level users – the large graphic display delivers all results at a glance.
Convenient refrigerant management with automatic updates
Connection to the testo Smart App and Smart Probes
Clever additional functions
Fully smart
The smallest digital manifold on the market – for app-controlled, wireless measurements and digital documentation.
All measurements completely App-controlled
Extremely robust housing
Optionally expandable with the testo Smart Probes
Particularly compact
Recommended by the professionals:
The significant growth of the HVAC/R market in Brazil has led to a surge in demand for the installation and maintenance of systems. This requires instruments that not only deliver precise results, but also offer intelligent measurement solutions that make daily work faster and easier. Especially for our young talents who strive for innovation, Testo products with their intelligent functions, connectivity and digital features are attractive work tools.
Diego Camargos
Sales Manager, Daikin Brazil
The complete refrigeration know-how
Find everything you need to make installation and maintenance even faster, in our free guide.
Fully automatic evacuation and charging of refrigeration systems.
Digital refrigerant scale
With the digital refrigerant scale and the intelligent valve, charging is stopped automatically once the target value is reached.
Automatic vacuum pump
Fully automatic evacuation thanks to the auto-stop function and self-starting vacuum hold test – with the smart vacuum pump testo 565i, also compatible with A3 and A2L refrigerants.
More to make your world even easier.
Clamp meter
The new clamp meter with improved measuring accuracy and innovative gripping mechanism for optimally adjusted systems.
testo Smart Probes
From vacuum to temperature to air humidity: Simply measure wirelessly and precisely, with app-controlled measurement using the testo Smart Probes.
Leak detector
Reliably detects all common refrigerants and detects even the smallest leaks thanks to its high sensitivity.
Really smart. Really simple.
One app for all applications: The testo Smart App ensures end-to-end connectivity making wireless measurement, digital documentation and smart data management faster and easier than ever before.
Find all the latest news, tools and trends:
in the HVAC/R magazine.
Get the free HVAC/R magazine with even more exclusive insights and perspectives, packed full of professional knowledge. Take a look now and get up to speed!
The future is coming – to your home:
In the Testo newsletter.
Get even more exciting news, tool tips, offers and advice from’s Testo Smart World directly to your smartphone with our free newsletter.