Application
The testo 550i app-controlled digital manifold with Bluetooth®, two-way valve block and robust hook offers extensive measurement technology in an extremely compact package. This extremely robust manifold allows you to wirelessly, easily and reliably carry out your daily work on refrigeration and air conditioning systems and heat pumps. All using the testo Smart app on your smartphone or tablet.

Execution

• All tasks from measurement to documentation using the testo Smart app on your smartphone. For rapid, easy measurements on refrigeration and air conditioning systems and heat pumps.
• Maximum reliability and convenient use in hard-to-reach places thanks to particularly compact, extremely robust housing with protection class IP54
• Pressure testing:
  Measuring range: -1 to 60 bar
  Accuracy: ±0.5 %FS
  Resolution: 0.01 bar
• Refrigerants in the 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 updatable 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
• testo Smart app: Control all service and maintenance work via app and smartphone or tablet, clearly displayed results, digital documentation, set favourites, always have the latest refrigerants at your fingertips
• Can be expanded with the testo smart probes for temperature, humidity and vacuums

Advantage
The smallest digital manifold on the market

Delivery
1x testo 550i digital two-way manifold
3x AAA batteries
1x calibration log
1x operating instructions