Filtration Unit - OF7


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

The design of the OF7 makes it a portable service unit for filling hydraulic systems, flushing small hydraulic systems and for offline filtration. Also, as an option, it is possible to join the Contamination Sensor CS1000 to the OF7. So, this allows the simultaneous monitor of the particle contamination in the oil.

What's more, the cleanliness class is according to ISO, SAE and NAS classifications.


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


  • An improvement in service life for both components and system filters
  • An extension of oil lifetime
  • A greater machine availability
  • Simple operation
  • Also, a compact design
  • And some options:
    • Continuous monitoring of oil cleanliness during the cleaning process through the use of CS 1000 (OF7CM)
    • Built-in protection against dry running and control cable for remote maintenance (OF7K)
    • 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
  • An improvement of component and filter service life
  • Also, the possibility of simple element replacement through Spin-On cartridges
  • And simple handling

Filter elements: Click here.

Please see below part numbers

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