Skip to main content

By-pass Oil Filter


By-pass filter suitable for installation on ROV’s, TMS and winches. Max feed pressure 350 Bar. Flow rate controlled to 2 l/m.

Supplied with 1x SDFC Filter Element.

Benefits include:

  • Removes free and dissolved water contamination
  • Removes microparticles and salt
  • Increases system reliability
  • Prevents system corrosion
  • Reduces component wear
  • Extends oil life and generates CO2 saving
  • Reduces operating costs

Contact Us

Click to download our latest datasheet or user manuals. Please note that you will need a PDF reader to view the files.

CARDEV Datasheet

The SDU-H350UW-S features include:

  • Robust construction – hard anodised housing and 316 grade stainless steel hardware
  • Input pressure 5-350 Bar
  • Flow through filter controlled at 2 litres per minute
  • Air bleed valve – eliminate air after a filter change

Suitable for all types of industrial applications including:

  • ROVs
  • Winches / cranes on deck
  • LARS
  • HPUs on / under deck

Flow Rate Through Filter (l/h)**:

Dimensions (mm):
H: 308 W: 237 L: 217


Inlet: 7/16-UNF – 20TPI JIC (Male) -4 JIC
Outlet: 3/4-UNF – 20TPI JIC (Male) -8 JIC

Weight (kg):

9.4 (approx. 4kg in water)
Filter Element Type:

Filtration Results

Water Removed

Removes free and dissolved water down to <50ppm (0.005%).

Particles Removed

100-times magnified, 1 scale mark = 10μm. Oil cleanliness maintained at better than new levels. (Down to 13/11/8 (ISO 4406: 1999) – Class 2 NAS 1638).

Each SDFC Filter Element Can Remove Up To

Particle Contamination

Water Contamination

icount OS

Measure cleanliness and moisture levels in oil and fuels with this robust, portable, and easy to use device.

View Product


By-pass filter suitable for systems of up to 400 litres. Max feed pressure 350 Bar. Flow rate restricted to 2 l/m.

View Product

Service Master Plus

A rugged, portable device to measure and log pressure, temperature, flow, and speed.

View Product

Call us on +44(0)1423 522 911 or email