Control and read complete measurement via smartphone
Extremely precise, extremely rugged, extremely practical – with visual alarm and backlit display
App for creating on-site reports
Sending measurement protocols by e-mail
High-precision measuring technology
Extremely robust
The testo 552 digital micron gauge is ideal for monitoring the evacuation of air conditioning, refrigeration, and heat pump systems. It is rich in features that make your work faster, easier, and more accurate.