Big equipment relies on the accuracy and reliability of smaller components, and valves are no exception to this rule. At Dana SAC Norway AS, we have been building and testing HPV valves for over 10 years. Thousands of proportional valves that have helped us increase our skills and refine our manufacturing processes. Today, we are proud to register extremely high quality in terms of precision and durability.  All parts, including the electrical components, are designed by the Brevini Motion Systems team and the mechanical-electrical component is protected by four international patents.