Ramco Electric Motors

AC & DC Motors and Motor Components

Ramco Electric Motors

R & D support and rapid prototyping for custom projects


A division of Arnold, Ramco Electric Motors is your manufacturer for low-to-mid volume AC induction, Switched Reluctance, and Brushless DC stators, rotors, and rotor shaft assemblies. Our products are proudly manufactured in the United States of America. We have cast millions of rotors and have worked with companies of all sizes: from small businesses and medium-sized companies all the way to Fortune 500s.

Our knowledge of motor manufacturing, combined with operational excellence and innovation is driven by a positive and collaborative culture, providing customers a smooth product launch, reduced supply chain issues and control of the motor intellectual property.

Our Technology Center is available for design assistance to take your concept to prototype and ensure optimal manufacturability of your motor design.


  • Stators and Motors

    Stators and Motors

    Arnold has acquired Ramco Electric Motors and now offers a variety of stator and motor production capabilities. Click the button below to visit the Ramco website. For new, custom stator projects, Arnold’s Technology Center Team is available for design engineering support and rapid prototyping.

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  • Rotor and Shaft Assemblies

    Rotor and Shaft Assemblies

    Ramco Electric Motors, Inc. manufactures a variety of rotor and shaft assemblies and subassemblies, both manufactured in-house and customer supplied. We have the finest OD grinding capability and experience, and can hold ± .0001″ tolerances.

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Electric Motors

Message your Arnold/Ramco representative today.


Arnold’s world-class team of Engineers, Designers, and Project Managers direct the production of products and assemblies at our facilities. You will receive outstanding support at every stage of your project, no matter what material you choose or how complex your design.


Our products are mission-critical to designs in many sectors, and our company has been evolving to meet emerging needs for over 125 years. By conforming to the requirements of the most demanding markets, we ensure world-class quality and service is carried through for every customer.