The testo 550 digital manifold is ideal for all measurement work on refirgeration systems and heat pumps. Two temperature inputs guarantee you the simultaneous calculation and display of superheating and subcooling. The temperature can also be displayed. By simply pressing a button, you can switch between the measurement tasks at your will.
Tough and extremely convenient operation
Measurement of low and high pressure as well as calculation of temperatures
Simultaneous calculation Of superheating and subcooling in real time
39 refrigerants already stored in instrument
Display illumination for better legibility in dark surroundings
2-way valve block with three connections, three hose holders and sight glass
Automatic heat pump mode
