Testo 550s Digital Manifold Kit

The Testo 550s is an advanced digital manifold designed to meet the demands of HVAC professionals working on refrigeration and air conditioning systems, as well as heat pumps. Built for precision, efficiency, and ease of use, it streamlines system diagnostics by providing highly accurate pressure and temperature measurements. Its rugged, compact design ensures durability in harsh working conditions, while the large display allows for easy readability of all critical data at a glance.

With integrated Bluetooth connectivity, the Testo 550s enhances workflow efficiency by wirelessly transmitting measurement data to the Testo Smart App, where users can analyze results, generate reports, and store documentation in real-time. This seamless digital integration reduces manual errors, improves reporting accuracy, and simplifies system monitoring, making it an indispensable tool for professionals seeking to optimize their processes.

Designed for versatility, the Testo 550s is compatible with a broad range of refrigerants, including A2L refrigerants, ensuring compliance with modern industry standards.

Technical Data Testo 550s

Temperature Measurement Range: -58° to 302°F (-50 to +150°C)
Temperature Measurement Accuracy: +-0.9°F (+-0.5°C)
Pressure Measurement Range: -15 to 870 psi (-1 to 60 bar)
Pressure Measurement Accuracy: +-0.5% Full Scale
Dimensions: 8.27 x 4.76 x 2.36 inches (210 x 121 x 60 mm)
Weight: 29.14 oz (826 g)
Operating Temperature: -4° to 122°F (-20 to +50°C)
Protection Class: IP54

Depending on the selected kit, additional accessories such as temperature probes, vacuum measurement instruments, or a protective transport case may be included, providing a tailored solution that meets the diverse needs of HVAC professionals.
Versatile; The testo AC manifold gauge set offers extremely precise readings of temperature and pressure on air conditioning systems, refrigeration, as well as heat pumps
Wide Range; With testo´s ac manifold, you can take advantage of the wide temperature measuring range of -58° to 302 °F / -50 to +150 °C and pressure measuring range of -15 to 870 psi / -1 to 60 bar
Precise; The ac recharge kit provides reliable data with a temperature accuracy +-0.9 °F / +-0.5 °C and pressure measurement accuracy of +-0.5 % of full-scale value
Probes; Obtain accurate measurements of temperature, pressure, or vacuum with the hvac manifold gauge set. The kit includes 2 wireless temperature probes and 1 wireless vacuum probe, making system analysis and optimization quick and easy
Features; The testo hvac gauges supports most common refrigerant types, as well as A2L refrigerants. Combined with the testo smart app, the gauge produces automatic calculations of superheat and subcooling
Smart App; Take advantage of clearly visualized documentation from a smartphone or tablet. Remotely operate your refrigerant gauges, execute service and maintenance tasks, and send results directly from the job site