SITEC-Sieber Engineering AG

Hi-Pro pressure products are the sole UK distributor for all SITEC products

We are delighted to introduce
Sitec's current range of modular systems and individual components.

When Rolf Sieber first entered the market with SITEC in 1984, he could
only have imagined the success Sitec enjoys today. As a graduate mechanical engineer with many years' experience in the high-pressure technology, one thing was clear to him right from the very start, "there should be no compromise on quality".

Hi-Pro Pressure Products and Sitec are committed to putting the weight of their high-pressure business behind your business and look forward to working together to find the best possible solution for you.



SITEC is a high pressure product specialist OEM, based in Switzerland. They have been have been manufacturing superb quality high pressure components since 1984.

Hi-Pro Pressure Products’ professional engineering partnership with SITEC has been built on trust and value and respect for each other's expertise. Hi-Pro Pressure Products are the sole UK distributor for all SITEC products.

The SITEC product range is divided into the following sections. (Please click on the link below for the section that you are interested in to be directed to the technical datasheets.)

Valves (710.XX Series)
Fittings (720.XX Series)
Tubing and hoses (730.XX Series)
Pressure Vessels (740.XX Series)
Pressure Generators (750.XX Series)
Accessories (770.XX Series)
Safety precautions
Dimensioning- Valves or
Tubing and Hoses


What we do

Experts in pressurised systems up to 10,000 bar (145,000 psi) and beyond.

Tailored solutions
Innovative products
Customised components
Hi-tech standard products

Quality assured

"Our objective with every sale is to exceed our customers expectations ..."
Terry Shearer, Managing Director,
Hi-Pro Pressure Products Ltd.

Read our full quality assurance statement


Contact our team at Hi-Pro Pressure Products Ltd