{"product_id":"b0h5wn6z6t","title":"Coreless Brushless Motor Model, Shaftless Electromagnetic Display with Adjustable Speed, Forward Reverse Rotation, Brake Function Engineering for STEM Learning Enthusiasts","description":"\u003cdiv\u003e\n\u003ch1\u003eAbout This\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e⚡ Shaftless Electromagnetic Motor Demonstration Design – Featuring a unique shaftless inner-rotor brushless structure, this motor model clearly displays the interaction between stator coils and permanent magnets. The transparent construction allows users to observe electromagnetic principles, rotational dynamics, and motor operation in real time, making it an engaging educational and display piece.\u003c\/li\u003e\n\u003cli\u003e Upgraded Rotor Structure for Improved Performance – The redesigned rotor utilizes a precision 3D-printed structure with magnets mounted along the outer rotor wall. This optimized configuration reduces the gap between magnets and coils, resulting in smoother startup behavior, improved rotational efficiency, and enhanced operational stability.\u003c\/li\u003e\n\u003cli\u003e Powerful Large-Diameter Stator Assembly – Built around a substantial 120mm stator with heat-resistant oxygen-free copper windings, the model supports 12V–24V operation and delivers approximately 30–40W of output. Adjustable rotational speed ranging from 100 to 1500 RPM allows users to observe different operating conditions and performance characteristics.\u003c\/li\u003e\n\u003cli\u003e️ Advanced Controller with Multiple Functions – The included controller provides variable speed adjustment, forward and reverse rotation selection, and one-touch braking functionality. Clearly labeled controls and an integrated heat sink make operation straightforward while supporting stable performance during extended demonstrations.\u003c\/li\u003e\n\u003cli\u003e⚙️ Smooth Bearings \u0026amp; Display-Worthy Construction – Large thin-wall deep groove bearings reduce friction, vibration, and operating noise while supporting smooth high-speed rotation. The combination of visible mechanical components and electromagnetic functionality makes this model suitable for STEM education, engineering demonstrations, laboratories, and desktop displays.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"BrightMinds","offers":[{"title":"Default Title","offer_id":47690130882644,"sku":"SPH-B0H5WN6Z6T","price":355.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3590\/1780\/files\/41d0E1zPmqL._AC_SL1500.jpg?v=1789644951","url":"https:\/\/learnbrightminds.com\/products\/b0h5wn6z6t","provider":"BrightMinds","version":"1.0","type":"link"}