Solutions for advanced hydraulic systems Imprint Applications Products News & Downloads Services Contact Home Location Plan PDF file Location Plan Please find the direct dial number and email-adress of your contact person on the contact site. You can contact WESSEL by: -    Phone -    Fax -    Email Or by mail: WESSEL-HYDRAULIK GmbH Liebigstrasse 8 26389 Wilhelmshaven Germany Phone  +49 4421-9911 0 Fax       +49 4421-9911 29 Local Court Oldenburg HRB 130165 VAT Id No. DE 811 280 899 WESSEL Tool Control plus Upgrading of construction machines equiped with Quick-Coupler-Systems. Proportional control of up to 16 different attachments Load Holding Valves The key for a safe machine: Requirements for Load Holding Valves. . . . Loweríng Brake Valves Safe valve technology for mobile construction machines Main Valve Proportional Control Valve for mobile applications, LS- valve in sectional construction With effect form October 2011 our company is certified by german customs as AEO-F