Ultimate Control,
Maximum Precision.
The NEW testo 558s digital manifold
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Simply smart
Operate with the same ease as your smartphone: The intuitive touchscreen and large, high-resolution colour display enable faster and more seamless configuration and control. Enhanced data analysis features, including 30-minute trend charts and clear, easy-to-read graphs, ensure greater accuracy and reliability. Smart, efficient, and effortlessly simple.
Clear visualization of measurement results for easy evaluation and reliable analysis
Capacitive touchscreen
Trend curve of different readings over 30 minutes
Still with the option of operation via keypad
Clear structure
Easy configuration
Detailed results
Dynamic Menus
Favourites selection
The smartest manifold ever.
Touchscreen, colour measurement graphics, intuitive and as easy to use as an app. Testo is revolutionising work on refrigeration, air conditioning and heat pump systems. This ingenious manifold handles all measuring tasks more easily, flexibly and quickly than ever before. Fully networked, compatible with all flammable A3 and A2L refrigerants and always ready for use.
Get started right away with practical kits
Fully automatic.
Fully networked.
The vision of a smart, networked world that makes jobs easier is now a reality! Thanks to our decades of experience, we have managed to develop a portfolio of products that is designed so that all the tools work together seamlessly and all the applications are quick, easy and in some cases even fully automatic.
Perfectly equipped for every refrigerant.
Compatible with flammable A3 and A2L refrigerants
96+ refrigerants stored in the system
New refrigerants are added through OTA updates
Favourites selection of the most common refrigerants in the manifold
As intuitive as it gets.
With consistent precision.
The testo 558s combines maximum precision and maximum flexibility in operation with ease of use –
therefore it is setting new standards for all applications involving refrigeration, air conditioning and heat pump systems.
Automatic Bluetooth connection through auto-pairing
Protection class IP 54
Hybrid charging system consisting of rechargeable (USB-C) and non-rechargeable batteries
High precision of 0.25 % fs over the entire measuring range (60 bar), including integrated temperature compensation
Connection to the testo Smart App for easy documentation and fast sending of measurement reports
Working on refrigeration and air conditioning systems has never been easier.
We caught up with Chloe Jenning (@thecoolinggirl) of Delta T refrigeration to find out her thoughts on the NEW testo 558s digital manifold.
The whole world.
In one App.
Easier, faster, smarter. The testo Smart App brings all the tools and measurements together – and the documentation can also be conveniently managed using a smartphone or tablet. Experience end-to-end connectivity, wireless measurements and all your data at a glance.
Display graphical measured value curve
Intelligent error analysis
Save measurement data
E-mail dispatch of the report
Configure your measuring instrument
Smart tools that perfectly complement the
testo 558s:
A wealth of expert knowledge
for practical use.