Mosrac direct drive torque motors

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Mosrac is an ISO 9001 company that provides a full range of motion-control products from a single source. We design and manufacture both customer-specific (OEM) and our own-branded (OEM) products based on our product and service offerings.


With nearly 15 years of experience, our products are built to last and deliver superior precision, accuracy, consistency, and efficiency. Whether you need a standard or custom component or motion solution, we have exactly what you're looking for.


Mosrac specializes in:


  •  • AC & DC Frameless Inrunner Motors
  •  • DC Frameless Outrunner Motors
  •  • Frameless Motors for Linear Joints
  •  • Absolute Rotary Encoders (Inductive & Magnetic)
  •  • Robot Joints

Our products fill diverse and unique applications, and perform in nearly all environments.


You can view our most up-to-date motion control products here.

  • Frameless Inrunner Motor

    Frameless Inrunner Motor

    Mosrac's frameless inrunner torque motors are engineered for easy integration into your application, enhancing performance, efficiency, and reliable motion control.

  • Frameless Outrunner Motor

    Frameless Outrunner Motor

    Explore Mosrac's frameless outrunner torque motor solutions for unbeatable precision, consistency, reliability, and quality. Experience the durability that sets us apart.

  • Inductive Encoder

    Inductive Encoder

    Explore our inductive rotary absolute encoders that fill diverse and unique needs. They are compact, reliable, and accurate. They work well in tight spaces and resist magnetic interference.

  • Magnetic Encoder

    Magnetic Encoder

    Mosrac provides a wide range of rotary magnetic encoder components. Our non-contact absolute magnetic technology delivers reliable performance for tough and demanding applications.

  • Cycloidal RV Reducers

    Cycloidal RV Reducers

    Discover Mosrac's Cycloidal RV Speed Reducers. We manufacture robot reducers to meet the demands of high-torque & precision applications in various industries.

  • Planetary Joint Module

    Planetary Joint Module

    Discover Mosrac’s robot joints, engineered for precision motion control and durability to optimize performance across diverse humanoid robotics applications.

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