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Filtration Unit – OF7


The HYDAC OF7 is a filtration unit, with flow capacity up to 15 l/min and pressure capacity up to 3.5 bar.

The filtration unit OF7 is designed as a portable service unit for filling hydraulic systems, flushing small hydraulic systems and for offline filtration. As an option, the OF7 can be ordered with the ContaminationSensor CS 1000. This makes it possible to simultaneously monitor the particle contamination in the oil. The cleanliness class is given according to ISO, SAE and NAS classifications.


  • Filtered or unfiltered filling of hydraulic systems
  • Temporary offline filtration for hydraulic systems
  • Filtered or unfiltered transfer of fluids


  • Improvement in service life for both components and system filters
  • Extension of oil lifetime
  • Greater machine availability
  • Simple operation
  • Compact design
  • Option: continuous monitoring of oil cleanliness during the cleaning process through the use of CS 1000 (OF7CM)
  • Option: built-in protection against dry running and control cable for remote maintenance (OF7K)
  • Option: version for viscosities up to 1000 mm²/s and 180 filter cartridge (OF7S90Px)


  • Filter fineness: 3 µm to 20 µm
  • Alternating current, direct current or compressed air drive
  • Improvement of component and filter service life
  • Simple element replacement through Spin-On cartridges
  • Simple handling

Filter elements: Click here.


3901161OF7 S10 P1F1 --- E/-3901161
349016OF7 S10 P1D1 P10E
3907820OF7 S90 P1F2 B10 E/-3907820
3504991OF7 CM10 P2M1 -- -E/-C1
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HYDAC Australia

HYDAC New Zealand

AUSTRALIA 1300 449 322

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