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Directly from the manufacturer
Measurement solutions for refrigeration technology
Your job: effortless.
Smart & simple refrigeration measurements – with perfectly networked instruments.
Fully automatic
Fully networked
Fully automatic
Fully networked
Networked systems that work together seamlessly make your work on refrigeration, air conditioning and heat pump systems much easier and more efficient. With just one click, all measurement data can be viewed centrally in the manifold or the testo Smart App. This also greatly simplifies the documentation process, which can be carried out directly on site.
The new testo 558s digital manifold
Work as intuitively as on a smartphone
Intuitive operation via touchscreen
Additional operating option via keypad for working with gloves
New clear visualization of readings and 30-minute trend curves
Everything in one instrument: All measurement applications in one manifold, thanks to wireless connection to the entire refrigeration portfolio
Compatible with flammable class A3 and A2L refrigerants
Ready to go immediately – with the Testo kits
Overview of the main applications
Manifolds and Smart Probes
Refrigeration circuit control
Efficient and reliable testing of systems
Vacuum gauges
Evacuating/vacuum measurement
Fully automatic evacuation and high-precision pressure measurement
Electrical measuring instruments
Electrical testing
Safe testing of all electrical parameters of equipment and components
Leak detectors
Leakage testing/tightness test
Reliable detection of the smallest leaks for all common refrigerants
Thermometers
Temperature measurement
Flexible temperature measurement of components and ambient air
The Testo tools in use
With the testo 558s, the system density can be assessed easily and reliably, thanks to the clear visualization of pressure values and temperature compensation.
Thanks to the large colour display and wireless connection to the probes, all important parameters are visible at a glance. The 30-minute trend curves also ensure even more reliable analysis.
Make your work easy – with the testo 565i.
Fully automatic evacuations with auto-stop function and self-starting vacuum hold test.
Refrigeration knowledge in three modules
Download the exclusive practical guide for free now.
Understanding refrigeration systems
Evaluating refrigerants
Thermodynamics
Main components of the compression refrigeration circuit
Subcooling / Superheating
And much more ...
testo Smart Connect
From the app to the cloud.
All in. All safe. All as one.
Stay in control and get the job done with intuitive, central cloud-based data management. Boosting efficiency across HVAC/R.
App-first connectivity
Secure & reliable data
Access anywhere
Built for teams
testo Smart App
One app. Many devices. Total control.
Say goodbye to paperwork and scattered data. With the testo Smart App, all your refrigeration and heat pump measurements are stored in one place - boosting productivity and minimizing interruptions.
Flexible – works with all Bluetooth® enabled Testo instruments
Intuitive – guided measurement menus
Efficient – quick and easy documentation
Always current – regular updates included
Smart & free – free download, free to use
Other measuring instruments for refrigeration, air conditioning and heating professionals
Refrigerant scales
Digital refrigerant scale
Vacuum pump
Smart vacuum pump
Clamp meter
Electrical measuring instruments
Leak detectors
Leak detectors
High pressure measuring instrument
Smart probes
Just know
what works.
More news, more tools: In our free HVAC/R magazine, you can find out all about the major technological trends in the industry, get valuable professional tips and exciting insights into the testo Smart World.
Trend radar:
Technologies of the future
New, smart refrigeration portfolio
And lots more!
The smartest manifold of all time
Exclusive professional tips