Call Us: +44 (0)1597 811676

Compact Orbital Gears

Complete Optimised Geared Solutions

Epicyclic and Parallel Shaft Geared Systems

 Innovative bespoke geared products

Our Services

Design and Analysis

Our Engineers utilise in-house developed analysis tools and commercial CAD software to develop solutions for complex gearbox and test rig applications.


Fully equipped manufacturing facility delivering high quality prototype and low volume components and assemblies


A highly flexible approach allows a fast turnaround on new products for all types of power transmission geared products.


Our fully equipped Test facility enables us to ensure all parts and finished products undergo a rigorous validation testing programme prior to delivery.

Our Markets


High speed aerospace gearboxes and test rigs.


Engine and gearbox test rigs to OEMs, motorsport teams and electric hybrid vehicle manufacturers.


High power applications operating within aggressive environments.

Wind Turbine

COG specialises in the repair and refurbishment of wind turbine gearboxes.

Compact Orbital Gears

Brynberth Enterprise Park, Rhayader, Powys, UK, LD6 5EW

Call Us: +44 (0)1597 811676