The testo 550s digital manifold with a 2-way valve block enables you to precisely measure refrigeration, air conditioning systems, and heat pumps.

Key Features

• 90 Built in refrigerants
• -1 to 60 Bar Pressure
• 2-way valve block with three connections (3 x 7/16" – UNF)
• Compact, easy-to-handle, robust housing with IP 54 protection class
• Wireless temperature and vacuum measurements via automatic Bluetooth connection
• Guided measurement menus for target superheat, vacuum, and pressure loss
• On-site monitoring and documentation via testo Smart App
• Large graphic display to evaluate results in graphic form
• 90 selectable refrigerants in the instrument
• Refrigerant management in the App with favourites and automatic updates

Package Includes

• Testo 550i App-controlled digital 2-way manifold
• Batteries
• Testo Smart App (free download)
• Certificate of conformity and user's manual

Instruction Manuals & FAQ

• Testo 550s Smart digital manifold with Bluetooth
• 2 x wireless Bluetooth clamp temperature probes
• Protective Case
• Batteries
• Testo Smart App (free download)
• Certificate of conformity and user's manual

Instruction Manual

Testo 550s Smart Digital Manifold With Wireless Clamp Temperature Probes Manual

The large display allows you to easily view results in graphical format. Pre-set programs assist with measurements and automatically calculate key system parameters like superheat, pressure drop, and evacuation.

Bluetooth-enabled probes for temperature, pressure, and humidity connect seamlessly to the device, providing versatile usage.

Together with the Testo Smart App, you can handle digital documentation on-site, access current refrigerants, set favorites, and sync them to the device. The instrument's reliable quality and durability ensure consistent high performance under any condition.