Testo 558s – smart vacuum measuring set
0564 5582
Intuitive operation
The large colour display with touchscreen function makes configuration, control and documentation quick and easy. The pressure gauge can also be operated with buttons, making it easier to work with gloves.
Compatible with all refrigerants
For maximum safety, the pressure gauge supports flammable refrigerants of classes A2L and A3. With a selection of over 96 refrigerants, all common types are covered, and frequently used ones can be marked as favourites for quick access.
Precise measurement results
With a high accuracy of 0.25 full scale and clear measurement diagrams, analysis is easy and reliable.
Data logging
Measurement values can be logged for up to 30 minutes and displayed as trend curves, making it easy to detect deviations. The logging capacity can be optionally extended to 72 hours.
Easy data management
Measurement values can be exported directly and sent as a measurement report via the testo Smart app, enabling quick documentation on site with just a few clicks.
Ready for all applications
The pressure gauge supports superheating and subcooling, leak testing, Delta T, evacuation and filling. With connectivity to the entire Testo refrigeration portfolio, all applications can be controlled and documented smoothly.
Reliable and robust
Protection class IP54 ensures high durability and robustness even in tough working environments.
Always up-to-date
Free OTA updates mean that the pressure gauge can be continuously upgraded with new refrigerants and new product connectivity options.
