Principle Engineering Ltd.

  • Fast and reliable deliveries
  • Precision components
  • Competitive prices

Welcome to Principle Engineering

Principle Engineering is the worldwide distributor of British manufactured optical shaft encoders. They are also the only authorised UK and Eire agent for GRW bearings, providing precision ball bearings and ball bearing assemblies, and SycoTec Industrial Drives, specialising in custom built motors and motor elements, high frequency spindles and high frequency inverters.


Principle Engineering Products - Encoders, GRW Bearings, SycoTec Industrial Drives & Devices


We offer solutions that can be used in a variety of applications from the simplest of tasks to the highest precision manufacturing. From model gas turbine jet engines to the finest optical focus mechanisms, from food processing machinery to production control equipment in mining and steel manufacture, for special purpose machine tools, drilling and routing and many more applications.

Our aim is to offer the best quality every time:

To find out more about Principle Engineering encoders, motor spindles, custom motors and motor elements, ball bearing and bearing assembly products and services contact us or browse our online catalogues: