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testo 550s - Smart digital manifold with Bluetooth and 2-way valve block

0564 5500
  • All results at a glance thanks to the large graphic display
  • Exceptionally compact and reliable thanks to the easy-to-handle, rugged housing with IP 54 protection class
  • Simple, wireless measurement of vacuum and temperature via automatic Bluetooth® connection
  • Even greater flexibility for your measurements and documentation with the testo Smart App
  • The testo 550s digital manifold with Bluetooth and a 2-way valve block features a large graphic display, a compact, robust housing, guided measurement menus and the testo Smart App. Top-quality measurement technology, a high degree of reliability and smart functions for quick, easy measurements and documentation make the testo 550s manifold a reliable partner for your commissioning, servicing and maintenance of refrigeration and air conditioning systems and heat pumps.
    Easier, more flexible measurements and documentation: With the testo 550s digital manifold with Bluetooth and 2-way valve block, you‘ll be ideally equipped for your measuring tasks in the field of commissioning, servicing and maintenance of refrigeration and air conditioning systems and heat pumps.
     
     

    testo 550s – Smart digital manifold with Bluetooth and 2-way valve block

    • For exceptionally fast measurements on refrigeration and air conditioning systems and heat pumps
    • Large graphic display for easy evaluation of measurement results
    • Stored programs guide you through the measurement and make it possible to automatically determine key system parameters such as superheating, pressure drop test or evacuation
    • Straightforward to handle, with maximum flexibility for your application: Bluetooth probes for temperature, pressure and humidity connect to the manifold automatically
    • testo Smart App: Create digital documentation straight away on site, set your own favourites, always have the latest refrigerants thanks to automatic updates
    • Continuously high performance in all conditions: You can depend on this manifold from Testo – it combines proven Testo quality with excellent robustness

    Are you interested in this measuring instrument? Testo has put together practical kits for you – so you’ll be optimally equipped to tackle your measuring tasks right away.

    Temperature

    Measuring range
    -58° to 302 °F / -50 to +150 °C
    Accuracy
    ±0.9 °F / ±0.5 °C
    Resolution
    0.1 °F / 0.1 °C
    Probe connection
    2 x plug-in (NTC)

    Pressure measurement

    Measuring range
    -15 to 870 psi / -1 to 60 bar
    Accuracy
    ±0.5 % Fs
    Resolution
    0.14 psi / 0.01 bar
    Probe connection
    3 x 7/16" – UNF
    Overload rel. (high pressure)
    943 psi / 65 bar

    General technical data

    Weight
    29.14 oz. / 826 g
    Dimensions
    8.27 x 4.76 x 2.36 in. / 210 x 121 x 60 mm (LxWxH)
    Operating temperature
    -4° to 122 °F / -20 to +50 °C
    Protection class
    IP54
    System requirements
    requires iOS 11.0 or newer; requires Android 6.0 or newer; requires mobile end device with Bluetooth 4.0
    Product colour
    Black
    Auto-off
    10 min*
    Battery type
    4 x AA batteries
    Battery life
    250 h with no illumination, no Bluetooth<sup>&reg;</sup>; 100 h with illumination and Bluetooth<sup>&reg;</sup>
    Data transfer
    Bluetooth®
    Radio range
    492.12 ft. / 150 m
    Refrigerants in instrument
    R407H; R23; R290; R1234yf; R442A; R134a; R123; R452B; R438A; R421A; R453a; R401B; R1233zd; R410A; R407A; R407C; R452A; R401A; R422C; R427A; R422B; R424A; R125; R414B; R404A; R408A; R448A; R422D; R12; R114; R421B; R449A; R409A; R420A; R444B; R32; R454A; R124; R402A; R450A; R407F; R416A; R13; R437A; R1234ze; R454B; R402B; R22; R434A; R454C; R455A; R458A; R500; R502; R503; R507; R513A; R600a; R718 (H₂O); R744 (CO₂)
    Refrigerants update via App
    R11; FX80; I12A; R1150; R1270; R13B1; R14; R142B; R152A; R161; R170; R227; R236fa; R245fa; R401C; R406A; R407B; R407D; R41; Ra11A; R412A; R413A; R417A; R417B; R417C; R422A; R426A; R508A; R508B; R600; RIS89; SP22
    Storage temperature
    -4° to 140 °F / -20 to +60 °C
    * when not connected via Bluetooth

    Refrigeration systems, air conditioning systems, heat pumps, ductless, single zone, multi zone, mini split systems

    • Determination of high and low pressure, automatic determination of condensation and evaporation temperature and calculation of superheating/subcooling. All results can be read simultaneously on one screen
    • Tightness test: Recording and analysis of the pressure curve
    • Automatic calculation of the target superheat (in conjunction with the appropriate measuring instrument, e.g. Testo Smart Probe)
    • Measure vacuum: Graphic progression display of the measurement with indication of the start and differential value
    • Evacuation: Graphic progression display of the measurement with indication of the start and differential value (in conjunction with the appropriate Testo Smart Probe, e.g. testo 552i vacuum probe)
    testo 550s