Wireless vacuum measurements via just one service port: The testo 552i app-controlled vacuum probe with Bluetooth enhances the Testo Smart Probes portfolio. It delivers reliable measurement results, is robust and easy to use – the vacuum probe provides optimum support for proper evacuation of refrigeration and air conditioning systems and heat pumps.
  
testo 552i - App-controlled wireless vacuum probe
For wireless, hose-free vacuum measurements on refrigeration and air conditioning systems and heat pumps using just only one service port – with no loss of refrigerant
testo Smart App – get an overview of everything: Detect vacuum quickly and easily via a graphic illustration in the app, with an alert in the event of any critical values, e.g. through vibration of the smartphone
Automatic connection via Bluetooth: The probe connects to the testo Smart App or to the appropriate digital manifold from Testo, e.g. testo 557s, testo 550s – so you can also read measured values conveniently on your manifold’s large display
Convenient, robust housing with protection class IP 54
Built-in 45° angle for easy installation at any service port
Continuously high performance in all conditions: You can depend on this wireless vacuum probe from Testo – it combines proven Testo quality with excellent robustness

Identify vacuum quickly and easily by means of the graphical display in the App or on the digital manifold screen

Connects automatically via Bluetooth® to the testo Smart App and digital manifolds

Exceptionally compact and reliable thanks to the robust, easy-to-handle housing with IP 54 protection class

Easy installation at any service port thanks to the integrated 45° angle

App-controlled testo 552i wireless vacuum probe, including batteries and calibration protocol.