
Lifetime Warranty Terms
Return a damaged bypass filtration system and we will repair or replace it without charge. (Lifetime warranty is non-transferable, does not cover replacement filter elements, and applies only if equipment is correctly installed/used).
High Pressure Hydraulic Filtration (<350 Bar)
SDU-H350BM2
The CARDEV SDU-H350BM2 is a bypass filter suitable for systems of up to 400 litres. Max feed pressure 350 Bar. Flow rate controlled to 2 l/m.
HDU-H300
The HDU-H300 is a bypass filter suitable for systems of up to 200 litres. Max feed pressure 300 Bar. Flow rate controlled to 2 l/m.
SDU-H350RK-Twin
Bypass filter suitable for systems of up to 1000 litres. Max feed pressure 350 Bar. Flow rate controlled to 4 l/m.
2S-350-C4
Bypass filter suitable for systems of up to 1000 litres. Max feed pressure 350 Bar.Flow rate controlled to 4 l/m.
4S-350-C8
Bypass filter suitable for systems of up to 3000 litres. Max feed pressure 350 Bar. Flow rate controlled to 8 l/m.
6S-350-C12
Bypass filter suitable for systems over 3000 litres. Max feed pressure 350 Bar. Flow rate controlled to 12 l/m.
Low Pressure Hydraulic Filtration (<8 Bar)
SDU-H8
The SDU-H8 is a bypass filter suitable for systems of up to 400 litres. Max feed pressure 6 Bar.
HDU-H8
The HDU-H8 is a bypass filter suitable for systems of up to 200 litres. Max feed pressure 6 Bar.
LDU-H8
The LDU-H8 is a bypass filter suitable for systems of up to 150 litres. Max feed pressure 6 Bar.
Engine Oil Filtration
By-Pass Oil Filtration For Fixed Tank Installation
HDU-H8FL
Designed to be fitted flush in the top of a tank. Bypass filter suitable for systems of up to 200 litres. Max feed pressure 6 Bar.
HDU-H300FL2
Designed to be fitted flush in the top of a tank. Bypass filter suitable for systems of up to 200 litres. Max feed pressure 300 Bar. Flow rate controlled to 2 l/m.
SDU-H8FL
Designed to be fitted flush in the top of a tank. Bypass filter suitable for systems of up to 400 litres. Max feed pressure 6 Bar.
SDU-H350BM2-FL
Designed to be fitted flush in the top of a tank. Bypass filter suitable for systems of up to 400 litres. Max feed pressure 350 Bar. Flow rate controlled to 2 l/m.
SDU-H8FL installation example

Subsea and Offshore Filtration
SDU-H8UW-S
Bypass filter suitable for offshore installation on equipment such as HPUs and winches. Max feed pressure 6 Bar.
SDU-H350UW-S
Bypass filter suitable for installation on ROV’s, TMS and winches. Max feed pressure 350 Bar. Flow rate controlled to 2 l/m.
Questions? Let us help
Call Us
Talk to a filtration specialist,
call us on 01423 522 911.
Interested In A Trial?
Book a demo today.
Contact sales@etlfe.com
Already have a CARDEV system?
Contact us with your product serial
number to hand sales@etlfe.com