Heavy-duty off-road equipment and truck manufacturers demand compact, high-performance air filtration solutions. Donaldson Company introduced the Donaldson PowerCore? PSD14 air cleaner. This expands the highly successful PSD family of air cleaners into a larger size and airflow range ? now up to 1,450 cfm. The PowerCore? PSD family offers the trusted features and benefits of two-stage filtration (with a built-in pre-cleaner) in a single, compact unit. With the addition of the PSD14, the airflow range of the PSD family now extends from 176 to 1,450 cfm, offering unprecedented versatility for heavy-duty equipment that operates in medium-to-heavy dust environments. PSDs deliver superior filtration performance and maximum service life using Donaldson PowerCore? filtration technology.