Sumitomo - HBB Helical Buddybox - Parallel Shaft, Single Stage, Helical Gearbox

Integrated Parallel Shaft, Single Stage, Helical Gearbox with Cyclo® Speed Reducer


 Ratios:  21:1 up to 2,599:1
 Torque Capacity:  up to 11,568 Nm
 Power:  0.12 to 30 kW
 Mounting:  Hollow Shaft, Solid Shaft, Outputflange with TaperGrip
 Options:  Integral Motor and IEC Adapter
 Motor Standards: 

Product Description

Sumitomo's Cyclo Helical Buddybox (Cyclo HBB) combines the long-proven Cyclo reducer and a single stage offset parallel helical gearbox in a rugged integral, shaft-mounted design. The HBB incorporates the strength and flexibility of the Cyclo reducer with the adaptability of a shaft-mounted, reducer. With a 24-month warranty, regardless of hours of operation, the Cyclo HBB is an excellent choice for applications in material handling, shredders, specialty machine industries, conveyors, and other applications requiring a simple, convenient shaft mount reducer.

Features & Benefits

  • Cycloidal input and oversized helical gearing provides high overload capability and exceptional reliability for long life
  • Available as IEC adapter, or gearmotor input
  • No belts, sheaves, guards, or keyways
  • New CEMA flange option for screw conveyors
  • High performance steel gearing components provide 85-90% efficiency across all ratios
  • Steel Taper-Grip¨ keyless shaft bushing allows for easy, cost-effective mounting and removal of hollow shaft units
  • Double output seals for vertical mounting prevent leaks, maintain optimum lubrication and prevent harmful infiltration of contaminants


  • Material Handling
  • Conveyors
  • Shredders
  • Belt Filter Press
  • Mixer/Blender Food Processing
  • Rolling Mill Table
  • Screw Conveyors
  • Elevators
  • Hoist Drives
  • Climber Screens


 HBB Buddybox

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Sumitomo - HBB Helical Buddybox