• 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

• Easy, wireless, flexible measurements and documentation: Temperature and vacuum measurements via automatic Bluetooth^®

• In the kit: Testo 550s smart digital manifold with Bluetooth and 2-way valve block, 2 x Testo 115i wireless clamp temperature probes (Bluetooth, NTC), hose filling set with 3 hoses, case

The kit for wireless measurements in the field of commissioning, servicing and maintenance of refrigeration and air conditioning systems and heat pumps: You will get the testo 550s smart digital manifold with Bluetooth and 2-way valve block, two testo 115i wireless clamp thermometers (Bluetooth, NTC), a set with 3 filling hoses and a robust transport case. Additional Bluetooth probes, e.g. for wireless, hose-free vacuum measurements with the testo 552i, are available separately.