gas booster 

Without motor, oil pump and power, the hydropneumatic stationuse compressed air as the action source to produce compressedoil.

By adjusting the input air pressure,  you can get yourrequired pressure.

The product can be used an any place where there is airsource.

It is widely used to boost and keep the pressure of aircompressor.

It can be also used in a place where regular air compressor isunable to do. 

The product detail specification can be bellow forchecking  

gas booster