PowerFlow Fluid Systems is an authorized distributor of Donaldson W451 Series filter assemblies and replacement elements.  This filter series is designed for hydraulic applications with pressures up to 4500 psig and 150 gpm flow rate.  The filter assembly includes the housing, filter element and service indicator with many options.

W451 assemblies are built with design flexibility in mind.  They conform to the popular HF4 automotive standard.  The filter elements feature Donaldson’s DT 4-layer filter media in four media grades and the housings are available in three different lengths to accommodate vari ... Read more »