The testo 550i digital manifold enables technicians to control their daily servicing and maintenance work on refrigeration, air conditioning systems, and heat pumps entirely from their smartphone/tablet. Equipped with a 2-way valve block and rugged hook, the testo 550i saves you time with its fast and easy measurements, clearly presented results and digital documentation. In addition, this compact instrument, designed with the most essential features, automatically connects to various Bluetooth probes for temperature, pressure and humidity, thus ensuring maximum flexibility for wireless working. Its proven quality and great durability guarantee the continuously high performance of your manifold in all conditions.

• Automatic recognition and controlled by testo Smart App
• Extremely rugged housing with IP 54 for maximum reliability
• The smallest digital manifold on the market Common refrigerants list: The most important refrigerants available quickly and easily
• Combine with testo Smart Probes to measure temperature, humidity, and vacuum wirelessly

Kit includes: App-controlled 550i digital manifold with Bluetooth^® and 2-way valve block, 2 x 115i wireless clamp temperature probes (Bluetooth, NTC), case