Ability to stall at any predetermined pressure and hold this fixed pressure with consuming power or generating heat.

No heat, flame or spark risk.

Infinitely variable cycling speed output.

Up to 100,000 psi (7,000 bar) pressure capability

Easy to apply automatic controls.

No limit or adverse effect to continuous stop/start applications.

Air drive does not require an external line lubricator saving on running cost and preventing oil vapor contamination of the surrounding environment

Reliable, easy to maintain, compact and robust