D-Series Frameless Motors

D-Series Frameless Motors are Nidec compact brushless motor kits for direct machine integration. They provide low inertia, high efficiency and high torque density for robotics, automation, medical equipment and industrial motion systems.

Facts

  • Company: Nidec
  • Type: Frameless Motor
  • Core: High-torque motion
  • Function: Motion
  • Audience: Robot OEMs
  • Status: Commercial
  • Website: https://moen.nidec.com/automation/Products/Brushless-DC-Motors/Frameless-Motors

Specifications

  • Diameter Range: 35 to 100 mm
  • Variant Summary: All diameters allow variations in stack height
  • Continuous Torque At Stall Range: 0.145 Nm to 2.97 Nm
  • Peak Torque: 0.457 Nm to 9.68 Nm range across D-Series
  • Power Rating: 73 W to 498 W

Market context

D-Series is Nidec's customizable frameless motor family for robotics and compact motion systems requiring embedded rotor/stator integration.

  • Target environment: Robot joints, compact actuators, wheel modules, collaborative robots, medical devices, and custom motion assemblies.
  • Workflow context: Torque generation, embedded motor integration, joint packaging, thermal design, and high-density motion-system development.
  • Customer context: Robot OEMs, actuator suppliers, machine builders, and motion-system designers building custom integrated drives.

View market context