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testo 550s Basic Kit - Smart digital manifold with fixed cable clamp temperature probes
0564 5501testo 550s Basic Kit - Smart digital manifold with fixed cable clamp temperature probes
0564 5501All 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® connection, testo Smart App for documentation and lots more
A3 and A2L compatible and over 90 stored refrigerants
With this kit, you’ll be ready to start your measurements in the commissioning, servicing and maintenance of refrigeration and air conditioning systems and heat pumps straight away: You will get the testo 550s smart digital manifold with Bluetooth and 2-way valve block, two fixed cable clamp temperature probes (NTC) and a robust transport case. Additional Bluetooth probes, e.g. for wireless measurements of temperature and vacuum, are available separately.
All results at a glance thanks to the large graphic display.
Product registration
When you register your product, we will extend the regular manufacturer's warranty by one year.
- testo 550s digital 2-way manifold including batteries (4 x AA) and calibration protocol
- Clamp temperature probe kit (includes 2 x clamp probes NTC)
- Transport case
- testo Smart App (free download)
- Instruction manuals
Temperature
| Measuring range | -50 to +150 °C |
|---|---|
| Accuracy | ±0.5 °C |
| Resolution | 0.1 °C |
| Probe connection | 2 x plug-in (NTC) |
Pressure measurement
| Measuring range | -1 to 60 bar |
|---|---|
| Accuracy | ±0.5 % fs |
| Resolution | 0.01 bar |
| Probe connection | 3 x 7/16" – UNF |
| Overload rel. (high pressure) | 65 bar |
General technical data
| Weight | 826 g |
|---|---|
| Dimensions | 210 x 121 x 60 mm (LxWxH) |
| Operating temperature | -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 life | 250 h with no illumination, no Bluetooth<sup>®</sup>; 100 h with illumination and Bluetooth<sup>®</sup> |
| Battery type | 4 x type AA batteries |
| Data transfer | Bluetooth® |
| Radio range | 150 m |
| Refrigerants in instrument | R114; R12; R123; R1233zd; R1234yf; R1234ze; R124; R125; R13; R134a; R22; R23; R290; R32; R401A; R401B; R402A; R402B; R404A; R407A; R407C; R407F; R407H; R408A; R409A; R410A; R414B; R416A; R420A; R421A; R421B; R422B; R422C; R422D; R424A; R427A; R434A; R437A; R438A; R442A; R444B; R448A; R449A; R450A; R452A; R452B; R453a; R454A; R454B; 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; R411A; R412A; R413A; R417A; R417B; R417C; R422A; R426A; R508A; R508B; R600; RIS89; SP22 |
| Refrigerant | A2L / A3 compatibel |
| Storage temperature | -20 to +60 °C |
| * when not connected via Bluetooth | |
Temperature - NTC
| Measuring range | -40 to +125 °C |
|---|---|
| Accuracy | ±1 °C (-20 to +85 °C) |
General technical data
| Weight | 81 g |
|---|---|
| Dimensions | 120 x 77 x 32 mm |
| Product colour | Black |
General technical data
| System requirements | requires iOS 13.0 or newer; requires Android 8.0 or newer; requires mobile end device with Bluetooth 4.0 |
|---|---|
Humidity probes
Temperature probes
Sets
Accessories
Certificates
Refrigeration systems, air conditioning systems, heat pumps
- 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)
- Data sheet testo 550s(pdf, 694.32 kB)
- Instruction manual testo 550s / testo 557s(pdf, 1.95 MB)
- EU declaration of conformity testo 550s(pdf, 33.97 kB)
- Technical Documentation A3 refrigerant testo 550s(pdf, 41.2 kB)