The products of Siebenhaar Antriebstechnik rely on more than 50 years of experience specialised in planetary gear and winches.

Since the company's founding in the 1960s, its product range has been constantly expanded and developed. In this respect we remain focused on the best possible and cost effective implementation of the requirements of our customers. As a member of the Research Association for Drive Technology, we always integrate the most recent knowledge of the industry in our product development. Our high quality standards are regularly proven through the acceptance of our products by classification societies such as ABS, DNV GL and Lloyds Register.

Winch gears

Hoist and free-fall winches

Slewing gears

Wheel drives

Safety brakes

Special gears

The Siebenhaar gear and winches are specifically designed for each application and according to customer specifications. Different embodiments are produced depending on the requirements of the operating environment. A modular system based on standard components features a selection of individual gear stages and housing parts. Based on this highly economic principle, components for individual solutions can always be combined in an ideal way.