Industrial Power Transmission

Complete Torque Spectrum for Every Application

From compact modular gearmotors to multi-megawatt heavy industrial gearboxes and arc-second precision reducers for robotics. Donly delivers continuous-duty reliability.

Modular & Efficient

Standard Gearmotors & Units

Our comprehensive range of standard gearmotors and modular units provides versatile, energy-efficient solutions for diverse industrial needs.

DR/DF/DK/DS Series

DLH/DLB Modular Units

DLP Planetary Gearboxes

Helical, parallel shaft, bevel-helical, and worm gearmotors for robust, compact power delivery.

Flexible modular designs for easy configuration and maintenance, ensuring optimal performance.

High torque density and precision for demanding applications requiring compact, powerful drives.

Engineered for Extreme Loads

Heavy-Duty Industrial Gearboxes

Metallurgy Mills

Robust gear units for rolling mills, tube mills, and converters, ensuring precise control under multi-ton loads.

Mining & Conveyors

Reliable power for mining conveyors, bucket elevators, and crushers, built to withstand abrasive conditions.

Port & Crane Hoists

High-capacity gearboxes for port hoists, slewing mechanisms, and container cranes, delivering critical lifting power.

Robotics & Automation

Precision Reducers for Advanced Control

RV Reducers

Compact, high-rigidity RV reducers offer superior torque capacity and accuracy for robotic joints.

Harmonic Drive Reducers

Achieve arc-second precision and zero-backlash motion for advanced robotics and positioning systems.

Access Full Technical Datasheets

Download CAD models and comprehensive technical specifications for all Donly product series.