Conserve the Energy That Matters Most – Yours

Oil, gas turbine or wind – our filters protect energy equipment, reduce maintenance and minimize downtime – giving you one less thing to worry about.

Bulk Fluid Storage

Contaminants and water are the enemies of modern diesel engines. We'll help you remove the dirt and achieve more.


A complete system of filtration and separation products to help your compressor operate more reliably and efficiently.

Engine & Vehicle

We offer filters and parts for diesel engines, hydraulic and bulk storage tanks – plus custom OEM filtration systems for equipment manufacturers.


Contamination control products and services for machinery and components in factory and on heavy-duty equipment.

Gas Turbine

We provide comprehensive filtration solutions to increase energy efficiency and generate more megawatts.


Donaldson is the leading worldwide manufacturer of Tetratex® microporous expanded PTFE membranes, films and laminates.