Ultra High Efficiency Filters
Smart Filtration Solutions Ultra High Efficiency Filters are designed with Donaldson’s proprietary synthetic media to remove 99.95% of abrasive particulates in a single pass. All our filters are equipped with Viton® seals to have optimum compatibility with various fuels & oils.

4μm ST FILTER
4μm(c) @ ß5000 99.98% Efficiency (per ISO 16889)
D.E.R.T
Target Cleanliness: 14/13/11 (per ISO 4406:99)
Max Working Pressure: 350PSI / 24.1bar (per NFPA/t3.10.17)
Rated Static Burst: 800PSI / 55.2bar (per NFPA/t3.10.17)
Max Flow Range: 65 gpm / 246 Ipm
Operating Temperature: -40°F-190°F / -40°C-88°C

7μm ST FILTER
7μm ß2000 ST Filter with D.E.R.T (per ISO 16889)
Target Cleanliness: 16/14/11 (per ISO 4406:99)
Max Working Pressure: 350PSI / 24.1bar (per NFPA/t3.10.17)
Rated Static Burst: 800PSI / 55.2bar (per NFPA/t3.10.17)
Max Flow Range: 65 gpm / 246 Ipm
Operating Temperature: -40°F-190°F / -40°C-88°C

25μm ST FILTER
25μm(c) @ ß5000 99.98% Efficiency (per ISO 16889)
Target Cleanliness: 18/16/13 (per ISO 4406:99)
Max Working Pressure: 350PSI / 24.1bar (per NFPA/t3.10.17)
Rated Static Burst: 800PSI / 55.2bar (per NFPA/t3.10.17)
Max Flow Range: 65 gpm / 246 Ipm
Operating Temperature: -40°F-190°F / -40°C-88°C

Water Absorbing ST Filter
Contains expanding media for water detection
Max Working Pressure: 350PSI / 24.1bar (per NFPA/t3.10.17)
Rated Static Burst: 800PSI / 55.2bar (per NFPA/t3.10.17)
Max Flow Range: 65 gpm / 246 Ipm
Operating Temperature: -40°F-190°F / -40°C-88°C