Hanco, Ltd. is an authorized repair center and distributor for Sumitomo Machinery Corporation of America (SMA) and is fully supported by SMA with engineering and information needed to repair all models of Sumitomo and Hansen Industrial Gearboxes.  All internal parts used in our Sumitomo and Hansen rebuilt gearboxes are OEM manufactured parts to guarantee repairs to these products are delivered with the quality and speed you expect.

Contact your Sumitomo or Hanco, Ltd. sales engineer for immediate repair and service needs.


No Problem.  Call a Hanco sales engineer for service or email us at [email protected].  We will operate 24/7/365 to accommodate any need.