Extremely precise, rugged and practical: the testo 552 digital vacuum gauge. Ideal for evacuating refrigerant systems or heat pumps.
* Measurement data monitoring via testo Smart Probes App
* Measurement data dispatch via testo Smart Probes App
* Extremely precise, extremely rugged, extremely practical – with visual alarm and backlit display
* Measures pressure and calculates the evaporation temperature of H2O automatically