The hub motor 30kw is a brushless, non-gear hub motor designed to deliver efficient and powerful performance for electric bikes. Available in black or silver, this versatile motor offers a variety of features including a rated output power of 250W and a maximum output power of 500W. With a diameter of 100mm and a width of 135??2mm, it's compact yet robust. The motor operates at an efficiency of 90% or higher, ensuring maximum power usage. Its lightweight design, weighing in at just 1.98kg, makes it easy to incorporate into any e-bike design.

The hub motor 30kw boasts a number of notable advantages, making it a top choice for e-bike systems. Firstly, it comes with a built-in controller and sensor, ensuring efficient performance and easy control. Secondly, it is lightweight and compact, making it easy to integrate into various e-bike designs. Thirdly, the motor operates silently, making for a smooth and quiet ride. Additionally, the motor is highly efficient and built to last, offering a long lifespan and excellent value for money. It also offers optional wireless communication for increased convenience and ease of use. Lastly, these motors can be produced in-house, ensuring strict quality control and high performance in every unit.


The hub motor 30kw has a wide range of applications, thanks to its versatile design and powerful performance. Commonly used in electric bicycles, it provides pedal-assist or full electric propulsion, offering a seamless and efficient riding experience. It's also ideal for commuting, providing additional power to help riders reach their destination quickly and effortlessly. The motor's power and torque make it well-suited for city riding, allowing riders to effortlessly navigate through traffic. For cargo bikes, the motor's high torque output makes it possible to transport heavy loads without exerting excessive physical effort. The motor is also popular among recreational riders, providing the necessary power for various terrains. Lastly, for long-distance riding or touring, the motor provides consistent power to help riders cover greater distances with less fatigue.

The hub motor 30kw operates on the principle of a brushless direct current (BLDC) motor. The motor is housed within the rear wheel hub of an e-bike and consists of a stator, rotor, magnets, and coils. The stator is connected to the e-bike's battery and controller, and when electric current flows through the coils, it creates a magnetic field within the motor. The interaction between the magnetic fields generates forces that cause the rotor to rotate, spinning the rear wheel of the e-bike. The power and control of the motor are regulated by the e-bike's controller, which receives input from the rider. The motor can operate in different modes, including pedal-assist and throttle modes. Some e-bike systems with the hub motor 30kw may feature regenerative braking, which helps to extend the e-bike's range by feeding back some of the kinetic energy into the battery when the brakes are applied.


When choosing the right hub motor 30kw for an electric bicycle, consider factors such as power and torque, voltage and battery compatibility, wheel size and compatibility, efficiency and range, and noise and smoothness. Ensure that the motor's power and torque match your riding needs and preferences. Verify that the motor's voltage is compatible with your e-bike's battery. Check that the motor matches the size of your e-bike's rear wheel and is compatible with your bike's dropout width and axle type. Opt for a motor that offers good efficiency to maximize your e-bike's overall range. Finally, a quieter motor will provide a more pleasant riding experience.
Proper maintenance of the hub motor 30kw can ensure its longevity and optimal performance. Regular cleaning of the motor and surrounding areas is essential. Periodically check and tighten all fasteners. Examine the wiring connections between the motor, battery, and controller. Some motors may require lubrication for smooth operation, so consult the manufacturer's guidelines. Maintain the battery according to the manufacturer's instructions. If you notice any wheel wobbling or unevenness, the wheel may need truing. Regularly inspect the motor for signs of wear, damage, or unusual noise during operation. Consult a professional for further assessment and maintenance if you notice any abnormalities.

Raydafon Electric Technology Co Ltd. is a leading provider of high-end electric bicycle parts. Our products, including the hub motor 30kw, are designed and developed in-house, ensuring quality and performance. All our products are CE-certified and protected by independent intellectual property rights. We are renowned for our reliable quality, exquisite craftsmanship, and stylish design. Our product range includes super-mini wireless motors, super-mini intelligent motors, ALL-IN-ONE front hub motors, P100/P110 front hub motors, S100/S110 front hub motors, ALL-IN-ONE rear hub motors, water bottle Li-Ion batteries, Wireless buttons, Wireless displays and much more. Our products make riding more convenient, easy, and environmentally friendly. We look forward to working with you to jointly promote the development of the electric bicycle industry and contribute to environmental protection.
Author: Yjx
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