AK Series

AK Series, shaft type 5-phase stepper motors, feature reliable performance and economic efficiency. This series will satisfy those who are looking for powerful and accurate step motors. User option in 42mm models has been widened with new line-up of 1.4A phase current models (A2K-M544 and A2K-M544W) added to existing line-up of 0.75A models. Also, these new line-ups feature even higher torque at the same speed.


* Compact design and light weight with high accuracy, speed and torque
* Suitable for small-sized equipment applications
* Frame size 42mm/60mm/85mm built-in brake of shaft type for compact equipment (AK-B Series)
* Brake force is released (AK-B Series) when applying power on brake wire
* Cost-effective

Title Type Size
AK Series (CE Mark) application/pdf 200 KB
Stepper Motors / Stepper Motor Drivers / Motion Controllers Selection Guide application/pdf 6 MB
AK Series application/pdf 454 KB
5-Phase Stepper Motors Series (Installation Instruction) application/pdf 571 KB
Stepper Motors & Drivers & Controllers (Applications) application/pdf 508 KB
Stepper Motors & Drivers & Controllers (Technical Description) application/pdf 582 KB
5-Phase Sepper Motor And Driver (Specifications) application/pdf 532 KB
5-Phase Stepper Motors (Ordering Information & Specifications) application/pdf 684 KB
Model/Specifications Series (5Phase) application/pdf 307 KB
AK/AK-B Series application/pdf 535 KB