CPK bevel gearboxes

  • CPK bevel gearbox with smooth shaft

  • CPK bevel gearbox with elastomer coupling

Geared up to Fit

Economically around the corner. The CP bevel gearbox with output shaft of the alpha Basic Line is specially designed for applications with medium requirements for positioning accuracy. The extremely compact bevel gear stage enables use in applications with space constraints.

Customized solutions

We will develop a solution for you that is tailored to your drive needs. You will benefit from our years of experience, our highly skilled staff and our services. Please contact us.

Contact form

WITTENSTEIN alpha GmbH - Walter-Wittenstein-Str. 1


Walter-Wittenstein-Str. 1

97999 Igersheim (Germany)

  • Technical data
  • Options
Product type CPK
Version MF
Ratio c) 3 - 100
Number of sizes 5

Max. backlash c)

jt [arcmin]Standard

≤ 13

Max. torqueT2a [Nm]14 - 700
Max. input speedn1Max [rpm]5000

c) In relation to reference sizes

Output shape 
Smooth shaft

Shaft with key d)

Input shape 
Food-grade lubrication a) b)
Accessory (please refer to the product pages for further information) 

a) Performance reduction: Technical data available on request

b) Please contact WITTENSTEIN alpha

d) Performance reduction: Please use our sizing software cymex® for a detailed sizing

Product highlights

High flexibility

Various output variants offer design freedom tailored to individual requirements.

Maximum economy

The gearboxes of the alpha Basic Line are extremely economical to purchase and highly efficient in operation.

High power density

The gearboxes offer high power density in the smallest installation space.

Variety of sizes

Available in five different sizes (005 – 045)

High ratio variation

  • Large number of ratios (i=3 to i=100)
  • Available in the common binary ratios


The elegant design underlines the dynamics of the gearbox and sets new standards on the market


The extremely compact design of the angle section enables use in very confined installation spaces

Flexible motor connection

  • As with the planetary gearboxes of the alpha Basic Line, mounting of all common servo motors takes place by means of a flexible and screw-fastened adapter plate
  • Large number of motor shaft diameters connectable

WITTENSTEIN alpha in all axes

Right-angle gearboxes

WITTENSTEIN alpha develops complete, single-supplier solutions for any driving axis. They can be used in virtually any application – from high-precision axes in manufacturing systems to packaging machinery where maximum productivity is required. 
The name WITTENSTEIN alpha is a byword for premium quality and reliability, high precision and synchronization accuracy, highest power density, a long lifetime and very simple motor mounting.