Testo 557 digital manifold kit with Bluetooth® and set of 4 filling tubes

Are you primarily entrusted with the commissioning or maintenance of air conditioning and refrigeration systems, along with heat pumps? If so, the testo 557 is the ideal digital manifold for you: like the testo 550, this digital manifold replaces multiple tools in the air conditioning and refrigeration industry and can be connected to a practical App. As well as the features of the testo 550 manifold, the testo 557 offers a high-precision external Pirani gauge for vacuum measurement: this enables the quick, safe evacuation of refrigeration systems and heat pumps.

  • Extensive accessories included: set of 4 filling tubes, 2 x clamp temperature probes, precise external Pirani gauge for vacuum measurement and transport case
  • Calculation of superheating and subcooling in real time for 60 refrigerants: no error-prone manual calculation
  • Connection to smartphone/tablet App: remote monitoring, clever measurement documentation and refrigerant updates
  • Temperature-compensated leakage test, automatic ambient pressure measurement

PDF Testo 557 digital manifold kit – Datasheet

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