RENK-MAAG means precision and engineering ingenuity from Switzerland.

RENK-MAAG GmbH in Winterthur develops and produces efficient, durable turbo gear units for the entire world. When it comes to tackling the most complex challenges in the industry, the company’s over 100 specialists have led their field for over 100 years. Since its founding in 2007, RENK-MAAG GmbH has manufactured more than 11,000 turbo gear units with a weight of up to 63,500 kilos based on outstanding technical intelligence and a commitment to absolute perfection. Each and every one of them is an individual masterpiece which is tailored to meet the respective customer’s wishes perfectly and without any compromises – while maintaining the very highest levels of quality at all times.

The gear factory, which was founded by Max Maag and taken over by the RENK Group in 2007, developed over the course of its history to become a manufacturer dedicated to solving the most complex technical challenges. At the over 6,000 m2 production facility, which is home to the plant’s own gear grinding center and a cutting-edge test rig, some of the products that our specialists plan and produce include high-performance turbo gear units for railway transportation purposes, the oil and gas industry, planetary gear units for power production applications and MS synchronous clutch couplings for the naval sector and power producers in various classes. The Galeocerdo, a high-speed luxury yacht, is also equipped with a gear unit from RENK-MAAG GmbH.