They are available in the range 15-80 tonnes and diesel engines up to 600 kW (800HP).
They are equipped with hydrodynamic (torque
converter / powershift) or hydrostatic transmissions.
For special projects locomotives with a battery-
electric drive system have been built.
The locomotives are fully customised. Various types
of special equipment and functions can be provided, such as:
- Reduction of exhaust emissions (particulate filter,
  catalytic converter)
- Operation in multi traction (coupled and
  synchronised to be operated by one driver)
- Wheel slide detection
- Electroic control with integrated gear shifting and
  brake control
- Remote Control Systems
- Automatic coupling devices