IMPORTANT: Professional product calibrated and tested in the factory, once opened or used it will not be returned.

• Completely wireless measurements and all results at a glance: thanks to Bluetooth probes and large graphic display
• Exceptionally compact and reliable thanks to the easy-to-handle, robust housing with IP 54 protection class
• Easy, wireless, flexible measurements and documentation: Temperature and vacuum measurements via automatic Bluetooth® connection, testo Smart App for documentation and lots more
• In the kit: testo 557s smart digital manifold with Bluetooth and 4-way valve block, 1 x testo 552i wireless vacuum probe (Bluetooth), 2 x testo 115i wireless clamp temperature probes (Bluetooth, NTC), case

Start your wireless measurements on refrigeration and air conditioning systems and heat pumps straight away. Thanks to the Bluetooth vacuum probe supplied, you can even measure vacuum without any cables or hoses. You will get the testo 557s smart digital manifold with Bluetooth and 4-way valve block, one testo 552i wireless vacuum probe (Bluetooth), two testo 115i wireless clamp thermometers (Bluetooth, NTC) and a robust transport case. For other wireless measurements, other optionally available testo Smart Probes are also ideal.

Products in set

testo 557s - Smart digital manifold with Bluetooth and 4-way valve block

Modelo 0564 5570

• All results at a glance thanks to the large graphic display
• Exceptionally compact and reliable thanks to the easy-to-handle, robust housing with IP 54 protection class

testo 552i - App-controlled wireless vacuum probe

Modelo 0564 2552

• 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

more product information

testo 115i - Clamp thermometer operated via smartphone

Order-Nr. 0560 2115 02

• Convenient temperature measurement on refrigeration, air conditioning and heating systems – thanks to wireless connection to your smartphone or tablet
• Fast identification of temperature changes by graphic progression display

more product information

testo Smart App

Order-Nr. 0501 5001

• All in one: One app for all Bluetooth®-enabled Testo measuring instruments for air conditioning/refrigeration systems and heat pumps
• Quick and easy: Measurement menus for numerous applications provide optimum support in configuring and carrying out measurements, e.g. superheating/subcooling

Package content

• testo 557s digital 4-way manifold including batteries (4 x AA) and calibration protocol
• 1 x testo 552i wireless Bluetooth vacuum probe
• 2 x testo 115i wireless Bluetooth clamp thermometers
• Transport case
• testo Smart App (free download)
• Instruction manuals