Testo: Digital Vacuum Gauge
The Testo 552 digital vacuum gauge is designed for the evacuation of heat pumps, air conditioning, and refrigeration systems. This innovative digital vacuum gauge utilizes a sensor that requires no cleaning and is not affected by contamination. Never worry about a dirty sensor causing false readings. The Testo 552 can be trusted to be accurate.
Testo Inc.
www.testo.us
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