• 550s digital manifold with two 115i wireless temperature clamp probes
• 2-way valve block for commissioning, servicing and maintenance of refrigeration systems and heat pumps
• Large graphic display shows all results at a glance
• Bluetooth connectivity enables use of testo Smart probes
• Fast and easy pressure value display in analog look
• Integrated calculation of the target superheat
• Refrigerant listing updates automatically using the App
• Testo Smart App available for free on Google Play and Apple App Store
• With testo Smart App, you can take care of digital documentation directly on site

The testo 550s digital manifold with 2-way valve block enables you to carry out your measurements on refrigeration, air conditioning systems, and heat pumps fast. The large display helps evaluate the results in graphic forms. Stored programs guide you through measurements and enable the automatic determination of numerous important system parameters such as superheating/subcooling, target superheat, cooling/heating capacity and many other areas. Bluetooth probes for temperature, vacuum, and humidity can be easily connected and offer maximum flexibility in their application. In conjunction with the testo Smart App, you can take care of digital documentation directly on site. Its proven quality and great durability guarantee the continuously high performance of your manifold in all conditions.