There are several types of these amplifiers to choose from. The pressure parameters are 100 PSI to 500 PSi.
To prevent your unit from runaways, most let the inlet air to stabilize at the outlet before you let unit to cycle.
If you need more info on this unit, call us at 662-871-8403 or 800-361-0068
And you can email us at tupelohydraulics@gmail.com or sales@htsrepair.com