Most of the time, they’re used anywhere compressed air is available and hydraulic force is needed for testing, lifting, clamping, or tool operation. That is why they often show up in maintenance shops, industrial service work, and other setups that need portable high-pressure equipment.

Start with the hydraulic output you need and the air supply available on the job site. For any air-driven pump, that comparison helps determine whether the selected ratio makes sense for the intended job. Some useful comparison points include:

- Required output pressure
- Available inlet air pressure
- Duty cycle expectations

Pressure ratio is only one part of the selection process. Construction material, seal type, lubrication style, and fluid compatibility all affect the overall fit. That is why many buyers compare several models before settling on the final configuration.

Not always, but in some setups, they can be a strong option when reduced air-line lubrication is preferred or when the maintenance approach points in that direction. That can be an important factor when choosing an air-driven pump for a specific maintenance standard. The right answer still depends on the application, the environment, and the exact pump design being considered.

Yes. Already have the part number? That’s the quickest way to start. If not, contact G&G Hydraulics Corporation, and we can still help narrow down the right air-driven liquid pump for your operating needs or use case. Helpful details to review include:

- Part number
- Pressure ratio
- Seal material