Supco VG640D Dual Port Vacuum Sentry Electronic Micron Gauge

Supco VG640D Vacuum Sentry Dual Port Digital Micron Gauge is a precise gauge to test the pressure of vacuum when using a vacuum pump. The Supco VG640D digital vacuum gauge is generally used for repairs and inspections on HVAC units, but can also be used in various situations such as finding system leaks and conducting laboratory experiments.