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Control and read complete measurement via smartphone
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Extremely precise, extremely rugged, extremely practical – with visual alarm and backlit display
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App for creating on-site reports
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Sending measurement protocols by e-mail
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High-precision measuring technology
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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.