testo Coolant tester testo 557s

For completely wireless measurements on refrigeration and air conditioning systems as well as heat pumps. Thanks to the accompanying Bluetooth vacuum probe, you can even measure vacuum without cable and hose. You get the smart Testo 557s digital manifold including Bluetooth and 4-way valve block, a Testo 552i wireless vacuum probe (Bluetooth), two Testo 115i cordless pliers thermometers (Bluetooth, NTC), 4er filling hose set and a robust carrying case. The Testo Smart Probes are ideal for further wireless measurements. This text is machine translated.