testo 550s Digital refrigeration gas pressure gauge with 2-way valve block & bluetooth

testo 550s – Smart digital refrigeration gas pressure gauge with Bluetooth and 2-way valve block

Fast measurement on refrigeration systems, air conditioners and heat pumps

Large graphic display for easy review & evaluation of measurement results

Stored measurement programs guide you through measurements and enable you to automatically determine key system parameters such as heating, pressure drop testing or vacuum extraction

Easy to handle, more flexible for your applications: Bluetooth probe for measuring temperature, pressure and humidity connects automatically to Testo refrigeration pressure gauge

testo Smart App: Digital document creation can be created right on the device screen, plus the device is also capable of updating the latest refrigerants quickly & easily

Continuous high performance in all conditions: You can have complete confidence in this digital meter from Testo

See instructions from experts now:

Temperature
Measuring range	-50 to +150 °C
Accuracy	± 0.5 °C
Resolution	0.1 °C
Connect ability	2 x plug-ins (NTC)

Pressure
Measuring range	-1 to 60 bar
Accuracy	± 0.5 %fs
Resolution	0.01 bar
Connect ability	3 x 7/16" - UNF
Overload Rel. (high pressure)	65 bars

General specifications
Weight	826 gr
Size	210 x 121 x 60 mm (LxWxH)
Operating temperature	-20 to +50 °C
Protection level	IP54
System requirements	Requires iOS 11.0 or later; Requires Android 6.0 or higher; requires mobile terminal with Bluetooth 4.0
Product color	Black
Automatically turns off	10 minutes*
Battery type	4 x AA batteries
Battery life	250 hours without screen light, without Bluetooth^® ; 100 hours with screen light and Bluetooth^®
Data transmission	Bluetooth®
Radio connection range	150 m
Refrigerant in the device	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)
Update refrigerant 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 temperatures	-20 to +60 °C