Banner image featuring Ningbo Schwelle Trading Co., LTD. - Your competent partner for tailored machinery solutions, specializing in motor casing, motor flange, and motor stamping manufacturing.
STREAMLINING. COMMERCE. HORIZONS.
your competent partner for tailored machinery solutions.
Banner showcasing Ningbo Schwelle Trading Co., LTD.'s machinery accessories - Tailored solutions for industrial motors and gearboxes, including stator, rotor, OEM & ODM services, and comprehensive machinery accessories.
MACHINERY ACCESSORIES
Tailored Solutions for Industrial Motors, Gearboxes, Stator, Rotor, OEM&ODM and Machinery Accessories.
Banner highlighting Ningbo Schwelle Trading Co., LTD.'s machinery accessories with an annual output exceeding 10 million pieces of motor iron cores, emphasizing wide exportation to overseas markets and guaranteed quality.
MACHINERY ACCESSORIES
Annual output of exceeding 10 million pieces motor iron cores, widely exported to oversea markets,quality assurance.

Machinery Products

About Schwelle’s Heritage


















Schwelle, a trading company, is steeped in a significant family legacy, embodying a vision for global connectivity. As a third-generation heir, the owner witnessed the impressive 40-year evolution of the family's manufacturing factory, dedicated to crafting motor iron cores.              View More >

  • 110+
    Number Of Employees​​​​​​​
  • 1986
    Year Of Establishment​​​​​​​
  • 20000 
    Factory Floor Area
  • month 
    Peak Season Lead Time
  • month
    Off Season Lead Time

Digital Showroom

If you want to learn more about our manufacturing capabilities, you can click on the avatar in the scene, or accept my invitation!

Motor Lamination Applications For Your Industry

The products, particularly small lamination parts with high precision and quality, play a pivotal role in various major industries. Some of the key industries these products serve include

Manufacturing Service With Rapid Response

Our commitment extends beyond delivering high-quality products – we offer a comprehensive range of services and machinery accessories, 

encompassing die casting, junction boxes, and motor flanges.

Design
Raw material
Measure
Mould
Optical image measuring instrument
Optical image measuring instrument
Aluminum die-casting machine
Aluminum die-casting machine
Robot welding
Packaging
Packaging

Our Advantages

News & Updates


12.09.2025
An Overview of Electric Motor Cores

A motor core​ is a crucial component in an electric motor, playing a central role in the motor's overall functionality. It not only supports the motor's structure but is also essential in ensuring efficient operation. In this article, we will delve into the definition of a motor core, its basic functions, and the common types of motor cores, providing a thorough understanding of how this key component impacts the performance of electric motors.

10.09.2025
Understanding the Working Mechanism of Motor Cores

​The motor core is a key component in electric motors, playing a crucial role in converting electrical energy into mechanical energy. Its function is primarily based on electromagnetic induction, which allows the motor to generate the necessary torque to drive machinery.

19.09.2025
Selecting the Right Materials for Motor Cores and Their Advantages

The motor core​ is a critical component in the design and operation of electric motors. It not only supports the magnetic field necessary for motor operation but also significantly impacts efficiency, power output, and overall performance. One of the most crucial decisions when designing or selecting a motor is the choice of motor core material. Different materials offer varying levels of performance, efficiency, and cost, making material selection essential for optimizing motor functionality in various applications.

Dedicated to excellence, we specialize in the production and supply of precision rotor and stator laminations for industrial motors, catering to both OEM and ODM requirements.

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Contact Us

Ningbo Schwelle Trading CO., LTD
 +86-13248638918
  info@schwelle.co
 Room 402, Gong Xiao Da Sha, No. 27 Chai Jia Cao Xiang, Yinzhou District, Ningbo City, Zhejiang, China, 315100
Yuyao Yuanzhong Motor Punching Co., LTD
 +86-574-62380437
  yuanzhong@yuanzhong.cn
 No.28, Gansha Road, Lubu Town, Yuyao City, Ningbo, Zhejiang, China
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