Features:
1、High vacuum, small size, low noise, light weight and easy to start.
2、A sound silencer is provided.
3、It is equipped with a pump stop and prevent oil return device, which is convenient to start again.
4、An air ballast valve is provided to remove a small amount of water vapor.
5、The exhaust port is equipped with an oil mist trap to avoid environmental pollution.

6、Single-phase motors are available.  

Technical Specifications