Galaxie® GS

  • Galaxie® GS – configurable gearbox with hollow shaft and flange input interface

The Galaxie® GS is a compact, configurable, zero backlash gearbox with hollow shaft and input drive flange.
Galaxie®, the radically new gearbox class, was nominated for the prestigious German Federal President’s Award for Innovation in Science and Technology. 

Read more

  • Your benefits
  • Technical data
  • Options


Configurable, backlash free gearbox with hollow shaft and flange input interface


  • Configurable gearbox
  • Highest torque density
  • Extreme torsional rigidity
  • Maintenance free
  • Improved true running
  • Robust and precise output bearing
  • True zero backlash
  • Easy integration into machine design


  • Increased productivity
  • More stable processes
  • Achieve higher performance machine designs
  • Greater competitiveness
  • Reduced commissioning time and costs



Outer diameter1D  [mm]160191193241
Hollow shaft diameterd  [mm]33457257
Length2l  [mm]145161128,5213

Max. acceleration torque3

T2B  [Nm]1086180015004050
Max. output speed3n2max [rpm]95808061
Nominal output torque3 @ n2NT2N  [Nm]4507507501685
Nominal output speed3 @ T2Nn2N  [rpm]23201715
Emergency stop torque3T2Not [Nm]30005400300012000
Torsional rigidity3Ct21 [Nm/arcmin]3706506251400
Max. input radial loadF1Q(SF1) [N]2150450048005850

1 Without connectors/varies depending on mounting position
2 Without cooling connectors
3 Values are subject to variations of +-10%.
4 With negative gear ratio, output turns in opposite direction to input; with positive gear ratio, output turns in same direction as input.

Technical data valid for gearboxes without water cooling
Technical data for reference only


Drive possible by belt input with parallel motor mount or direct drive motor mounting. Customized variants also available for sizes 085 and 215 on request. ​​​​​​

Typical applications

A/B/C axis for precise positioning in CNC applications like milling and turning or indexing tables.

Galaxie® GS

Hollow shaft

Optimized flange input interface for belt and pulley

Optional water cooling (size 150)