Testo 557s Smart Vacuum Kit – Smart digital manifold with wireless vacuum and clamp temperature probes
- Completely wireless measurements and all results at a glance: thanks to Bluetooth probes and 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®
- In the kit: testo 557s smart digital manifold with Bluetooth and 4-way valve block, 1 x testo 552i wireless vacuum probe (Bluetooth), 2 x testo 115i wireless clamp temperature probes (Bluetooth, NTC), case
Product Description
Start your wireless measurements on refrigeration and air conditioning systems and heat pumps straight away. Thanks to the Bluetooth vacuum probe supplied, you can even measure vacuum without any cables or hoses. You will get the testo 557s smart digital manifold with Bluetooth and 4-way valve block, one testo 552i wireless vacuum probe (Bluetooth), two testo 115i wireless clamp thermometers (Bluetooth, NTC) and a robust transport case. For other wireless measurements, other optionally available testo Smart Probes are also ideal.
Testo 557s – Smart digital manifold with Bluetooth and 4-way valve block
- All 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
Testo 115i – Clamp thermometer operated via smartphone
- Convenient temperature measurement on refrigeration, air conditioning and heating systems – thanks to wireless connection to your smartphone or tablet
- Fast identification of temperature changes by graphic progression display
Testo 552i – App-controlled wireless vacuum probe
- Identify vacuum quickly and easily by means of the graphical display in the App or on the digital manifold screen
- Connects automatically via Bluetooth® to the testo Smart App and digital manifolds
- All in one: One app for all Bluetooth®-enabled Testo measuring instruments for air conditioning/refrigeration systems and heat pumps
- Quick and easy: Measurement menus for numerous applications provide optimum support in configuring and carrying out measurements, e.g. superheating/subcooling
| General technical data |
| Weight |
1243 g |
| Dimensions |
229 x 112.5 x 71 mm (LxWxH) |
| Operating temperature |
-20 to +50 °C |
| Protection class |
IP54 |
| Product colour |
Black |
| Auto-off |
10 min* |
| Battery type |
4 x type AA batteries |
| Battery life |
250 h with no illumination, no Bluetooth®h (without illumination, without Bluetooth®, without vacuum probe); 100 h with illumination and Bluetooth® |
| Radio range |
150 m |
| Pressure media |
CFC |
| Refrigerants in instrument |
R1234yf; R744 (CO₂); R437A; R503; R452A; R500; R114; R444B; R407H; R422B; R434A; R410A; R290; R449A; R401B; R407F; R13; R123; R718 (H₂O); R404A; R125; R416A; R421B; R422C; R448A; R22; R407A; R409A; R12; R454B; R414B; R442A; R1233zd; R420A; R424A; R458A; R427A; R450A; R124; R502; R1234ze; R600a; R23; R402B; R455A; R454A; R407C; R453a; R513A; R401A; R422D; R402A; R507; R454C; R408A; R421A; R134a; R32; R452B; R438A |
| System requirements |
requires iOS 7.1 or newer; requires Android 4.3 or newer; requires mobile end device with Bluetooth 4.0
requires iOS 12.0 or newer; requires Android 6.0 or newer; requires mobile end device with Bluetooth 4.0 |
| 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 |
| Storage temperature |
-20 to +60 °C |
| 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 + 1 x 5/8” – UNF |
| Overload rel. (high pressure) |
65 bar |
| Temperature – NTC |
| Measuring range |
-40 to +150 °C |
| Accuracy |
±1.3 °C (-20 to +85 °C) |
| Resolution |
0.1 °C |
| General technical data |
| Weight |
127.4 g |
| Dimensions |
183 x 90 x 30 mm |
| Operating temperature |
-20 to +50 °C |
| Product-/housing material |
Plastic |
| 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/orange |
| Battery type |
3 AAA micro batteries |
| Battery life |
150 h |
| Data transfer |
Bluetooth® |
| Radio range |
100 m |
| Storage temperature |
-20 to +60 °C |
| Absolute Pressure |
| Measuring range |
0 to 26.66 mbar /
0 to 20000 micron |
| Accuracy |
±10 micron + 10 % of mv (100 to 1000 micron)
±(1 |
| Resolution |
1 micron (0 to 1000 micron) /
10 micron (1000 to 2000 micron) /
100 micron (2000 to 5000 micron) / |
| Overload |
absolute: 6.0 bar / 87 psi
(relative: 5.0 bar / 72 psi) |
| General technical data |
| Weight |
142 g |
| Dimensions |
150 x 32 x 31 mm (LxWxH) |
| Operating temperature |
-10 to +50 °C |
| Protection class |
IP54 |
| System requirements |
requires iOS 12.0 or newer; requires Android 6.0 or newer; requires mobile end device with Bluetooth 4.2 |
| Product colour |
black/orange |
| Auto-off |
10 min* |
| Battery type |
3 AAA micro batteries |
| Battery life |
39 h |
| Connection |
7/16“ UNF |
| Interface |
Bluetooth® 4.2 |
| Storage temperature |
-20 to +50 °C |
| General technical data |
| System requirements |
requires iOS 11.0 or new |
