For decades, Jahnel-Kestermann has been an innovative company in the development and production of gear units for all industrial applications. Constructive intelligence, readiness to invest, close cooperation with scientific institutes as well as the high standard of production and quality assurance are the main reasons why Ja)(Ke is among one of the leading companies of the power transmission engineering in Germany. Besides gear units made to catalogue, Ja)(Ke specializes above all in the custom-made or small-lot production of special gear units (max. unit weight now approx. 225 t). Another speciality are gear wheels with a maximum outer diameter of 3000 mms in welded, casehardened and ground resp. hopped execution.