住友重機械工業 Company Profile

Since the launch of the Cyclo reducer in 1939, we have been a top-class manufacturer of variable and reduction gearboxes in Japan, working with our customers to address challenges and solve them with advanced technology.

The Sumitomo Heavy Industries Group is a top-class manufacturer of variable and reduction gears in Japan, striving to improve quality and enhance services. We offer a wide range of products, from small to large sizes, including precision control and application products for specific purposes, and we serve many customers through our sales network in approximately 50 countries and regions worldwide. Additionally, we are committed to after-sales service, including the enhancement of domestic and international service stations, aiming to be a "trusted partner" for our customers.