Standard, Custom & New – enabling the broadest range of solutions
With motors and motion systems, you need to know that they will work consistently throughout the life-cycle of your product, regardless of how long that may be. SDT products use high quality materials and engineering to meet demanding requirements of commercial and industry, making SDT the choice for motor and drive solutions.
Here are the major categories of products we currently offer:

AC Motors
- Quality and durability in an economical AC motor designed for general purpose applications.
- Frame Sizes from 86 – 158mm and larger sizes available
- Tailored characteristics for specific Applications Protected against thermal overload and damage
- Custom mounting, shaft, fans, connection, protection level easily accommodated to exactly match application requirements

Permanent-Magnet DC Motors
- Quality and durability in an economical brush DC motor designed for commercial and industrial application duty
- Continuous output power to 1.5 KW
- Smaller and larger sizes available
- Both maintenance-free and replaceable brush versions
- Custom mounting, shaft, connection, protection level easily accommodated to exactly match application requirements

Brushless Motors
- Frame sizes from 16 mm up to 150 mm
- Integrated Controller (eletronic drives)
- High speed capability - up to 20,000 rpm
- Higher operating voltage- up to 320 VDC
- NEMA standard size 17, 23, 34, and 42 mechanical designs
- Protected against thermal overload and damage to the electronics

Stepper Motors & Drives
- NEMA standard size 11, 17, 23, 34, and 42 mechanical designs
- Designed for quick, easy integration into new and existing applications
- High speed capability - up to 3,000 rpm
- 1.8 and 0.9 Degree, round & Square-Bodied, High-Torque Stepper Motors
- Matched Advanced micro stepping control
- Integrated Controller (electronic drives)
- CE, RoHS and REACH certifications

Transaxles
- Standard and heavy-duty series of power differentiating transaxles
- Light, medium and heavy-duty shaft power capability
- Up to 1500 kg vehicle weight capacity and fully custom larger sizes available
- Specifically designed for medical mobility and utility vehicle applications

Gear Motors
- Right-angle, parallel, and inline (planetary) shaft versions
- Choice of BLDC or PMDC motor
- Continuous output power to 1.5 KW
- Cast aluminum gearboxes and precision gearing for durability and long life
- Custom versions available to suit specific application requirements

Traction Motors
- Brushless PM designs with inner rotors and water cooled stators,
- Power range of 3 to 250kW
- Supply voltages between 24 and 600VDC
- Efficiency at maximum power >96%.
- Field weakening range of up to 4:1 possible
- Modular design that provides flexible customized construction.
- Operated with gear reduction ratios in the range of 4 to 6:1.

Torque Motors
- Brushless frameless and housed versions, computer-optimized for superior performance
- Diameters range from 17 to 792 mm (frameless)
- Peak torque ranges from 0.1 to 1024 Nm
- Housed versions include robust bearing system, encoder feedback, connectors in a rugged machined aluminum housing
- Matching servo drives available

Bespoke Product Solution/ Clean Sheet Design
- If we cannot meet your requirement using our existing custom ranges, we are able to use our design expertise, experience and capabilities to develop a bespoke Motor & drive solution for your specific or unique application requirements.
- Our design capabilities ranges from milliwatt to megawatts and from 0 to 1/4 million rev/min.