https://www.wittenstein-group.com/int-en/products/servo-motors/frameless-servo-motors
Frameless Servo Motors - Kit & Housing-free Solutions
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https://www.alliedmotion.com/brushless-motors/brushless-servo-motors/
Brushless Servo Motors (NEMA, Frameless & Premium) - Allied Motion
Apr 25, 2025 - Allied Motion offers high performance three-phase AC synchronous Brushless Servo Motors in standard metric and NEMA frame sizes.
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https://www.linengineering.com/industries/autonomous-guided-vehicles-agv
AGV & AMR Motors including Servo, Frameless, and More
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