Testo – 557 – 4 Valve digital manifold kit with Bluetooth and external vacuum gauge

Order Code : Testo04

  • Measures high side / low side pressures and temperatures
  • Simultaneous, real-time super heat and sub-cooling
  • External vacuum probe for faster and more reliable evacuation of the system
  • App integration via Bluetooth for fast and convenient remote monitoring and reporting via email
  • Refrigerant updates to the instrument via App
  • 4-way valve block with 1/4 in. and 3/8 in. ports

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