Mechanical pump units for freight lifts designed and manufactured by Wittur Hydraulic Drives, featuring sturdiness, reliability and maximum load capability (up to 70 t in total, 4 cylinder 1:1). Deploying more than 30 years of experience, Wittur HD has optimized each technical feature of its range of pump units.

• Pump mounted on dumpers
• Easy maintenance of the valve section: modular valve body placed in an easily accessible position
• Valve group featuring aluminium pistons with hardened surface. They offer high reliability and fast feedback to obtain a valve which works independently from pressure variations due to widely different loads
• Available range up to 45 bar
• External interception valve with integrated filter can be moved to ease connection from each side: layout design becomes very simple
• Hand pump for emergency upwards travel is integrated in the valve group, in an easily accessible position. A remotely controlled version is also available
• Wide range of models which covers any application (from 180 to 600 l/m, from 11 to 58,8 kW)
• Available in an optional version using a heat resistant drive
• Range extension can be supplied upon specific request