Sino HS711A Hydraulic Comparator

The HS711A Hydraulic Pressure Comparison Pump is made of advanced stainless steel and aluminum alloy special processes have a small size and is light in weight. It is a portable structure with a pressure range of up to 700bar. The screw pump design makes high-pressure operation easier and saves labor, while the F-adjust valve adjusts the exact pressure value. A detachable oil cup is easy to clean and maintain, and the user can check the working medium from the transparent oil cover at any time. Without the use of wrenches, two standard pressure outputs make it simple to connect gauges under test. It calibrates a wide range of pressure instruments in the field and laboratory.

◆ Pressure Range: (0~600) bar;(0~700) bar
◆ Working Medium: Distilled water
◆ Adjust resolution:1mbar


  • Simple operation saves labour.
  • Rapid connection and pressurisation
  • Easily increasing pressure, simple maintenance
  • The appearance is simple and lovely.