China Hot selling 60V 100kv D107L125 Waterproof Brushless DC Motor 10kw for Surfboard / Jetboard with Great quality

Product Description



Product Description

With an advanced 10-pole encapsulated core and 107mm

diameter, this series compact DC motors deliver high torque up to

30 N.m with maximum output power at 18KW.

Thanks to the unique sealing configuration design, these motors

are tested waterproof IP68 according to ingress protection class,

and can be operated permanently underwater and applied in dusty


1. Working voltage: 14-24S (58.8-100.8V)
2. Rated Power: 10kw (60V)
3. CHINAMFG Power: 18Kw
4. Speed: 5880~10,080 rpm
5. Rated Torque: 17N*m (60V)
6. CHINAMFG Torque: 30N*m
7. Motor Efficiency: >90%

Other Motors

Product Parameters

Model P/N D107L125-275 D107L125-230 D107L125-200 D107L125-173 D107L125-150
Winding Turn & Connection 2.5T 3T 3.5T 4T 4.5T
LiPo/Voltage Range 6-12S 6-14S 8-16S 8-18S    12-20S 
Max Spin Speed (RPM) 13,104  13,524  13,440  12,852  12,600 
Speed Constance kV (RPM/V) 275 230 200 173 153
Torque Constance Kt (N*M/A) 0.5711 0.048694 0. 0571 77 0.064926 0.57141
NO Loading Current at 8.4V(A) 3.5  3.2A 2.8  2.5  2.2 
Max Power (KW) 17.3  17.5  18.6  17.5  17.8 
Peak Current (A) 480  430  380  340  300 
Effeciency 89.0% 90.0% 90.0% 91.0% 91.0%
Max Torque at 60% (N*M) 19  20  21  21  22 
Rating Power (KW) 14.0  14.2  15.6  14.0  14.5 
Rating Torque (N*M) 12.8 13.5 13.6 13.8 14.3
Weight (KG) 4.1
Construction 12N/10P
Cooling Solution water cooling +air cooling
Dimension(mm) D107xL125 mm
Max Working Temp. 120ºC
Insulation Voltage & Leak Current AC500V/10MA/3S
Shaft Extension(mm) D15*L30
Lead Wires Extension 6AWGx300mm
Plug or Connector 10.0mm plug
Life Span 8000H


Customize per your request

Drawing Dimension


Wiring Diagram


Auto Dyno Testing


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Application: Surfboard/Jet Ski / Jetboard / Jet Pump
Operating Speed: Adjust Speed
Excitation Mode: Permanent Magnetism
US$ 580/Piece
1 Piece(Min.Order)


Order Sample

Per motor drawing


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Shipping Cost:

Estimated freight per unit.

about shipping cost and estimated delivery time.
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Initial Payment

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

dc motor

In which applications are DC motors commonly used, and what advantages do they offer?

DC (Direct Current) motors are widely used in various applications due to their versatility, controllability, and specific advantages they offer. Here’s a detailed explanation of the common applications of DC motors and the advantages they provide:

1. Robotics:

DC motors are extensively used in robotics for precise control of movement and manipulation. They provide high torque and speed control, allowing robots to perform tasks with accuracy and efficiency. DC motors enable robotic arms, grippers, and mobile robots to execute complex motions and interact with their environment effectively.

2. Industrial Automation:

In industrial automation, DC motors are employed in conveyors, actuators, and positioning systems. The ability to control the motor speed and torque makes them suitable for applications such as material handling, assembly lines, and CNC machines. DC motors offer precise control over acceleration, deceleration, and positioning, enhancing overall productivity and efficiency in manufacturing processes.

3. Electric Vehicles:

DC motors have been widely used in electric vehicles (EVs) for many years. They are commonly found in electric cars, motorcycles, and scooters. DC motors provide high torque from standstill, enabling efficient acceleration and smooth operation. They also offer regenerative braking capabilities, which help in energy recovery during deceleration, thereby increasing the vehicle’s overall efficiency.

4. Appliances:

DC motors are utilized in various household appliances, including fans, blenders, vacuum cleaners, and refrigerators. Their controllable speed and torque allow for efficient operation and improved energy consumption. In appliances where variable speed control is required, such as ceiling fans or blender settings, DC motors offer precise adjustment options to meet different user preferences.

5. Renewable Energy Systems:

DC motors play a crucial role in renewable energy systems, such as wind turbines and solar tracking systems. They convert the rotational energy from wind or sunlight into electrical energy. DC motors enable precise tracking of the sun’s movement for optimal solar energy collection and efficient conversion of wind energy into electricity.

6. Advantages of DC Motors:

DC motors offer several advantages that make them suitable for various applications:

  • Precise Speed Control: DC motors provide accurate and adjustable speed control, allowing for precise regulation of motor output.
  • High Starting Torque: DC motors deliver high torque at startup, making them suitable for applications requiring quick acceleration or heavy loads.
  • Controllability: DC motors can be easily controlled using voltage regulation, current limiting, and feedback control techniques.
  • Efficiency: DC motors have high efficiency, especially when operating at lower speeds.
  • Reliability: DC motors are known for their robustness and reliability, requiring minimal maintenance.
  • Compact Size: DC motors are available in various sizes and can be designed compactly, making them suitable for applications with space constraints.

These advantages make DC motors an attractive choice in various industries and applications where precise control, high starting torque, and reliability are essential.

dc motor

Can you explain the concept of armature winding in a DC motor?

In a DC (Direct Current) motor, the armature winding is a crucial component that plays a significant role in the motor’s operation. It is responsible for producing the magnetic field that interacts with the stator’s magnetic field, resulting in the generation of torque and the rotation of the motor. Here’s a detailed explanation of the concept of armature winding in a DC motor:

The armature winding is a coil or set of coils made of insulated wire that is wound around the armature core, which is typically a laminated iron core. The armature winding is located on the rotor of the motor and is connected to the commutator. It carries the armature current, which is the current that flows through the winding to create the magnetic field. The armature winding is usually made of copper wire due to its excellent electrical conductivity.

When a current passes through the armature winding, it generates a magnetic field around the winding according to Ampere’s circuital law. The direction of the magnetic field is determined by the right-hand rule, where the thumb represents the direction of the current flow, and the curled fingers indicate the direction of the magnetic field.

The interaction between the magnetic field produced by the armature winding and the magnetic field produced by the stator’s permanent magnets or electromagnets creates a mechanical force, known as torque. This torque causes the rotor to rotate, converting electrical energy into mechanical motion.

The armature winding is designed in such a way that it produces a multipole magnetic field. The number of poles in the winding corresponds to the number of poles in the stator’s magnetic field. This ensures that the magnetic fields of the armature and stator are properly aligned for efficient torque generation.

The armature winding is connected to the commutator, which is a cylindrical ring with multiple segments that are insulated from each other. As the rotor spins, the brushes make physical contact with different segments of the commutator, effectively reversing the direction of the current in the armature winding. This reversal of current flow ensures that the torque generated in the armature winding is always in the same direction, enabling continuous rotation of the rotor.

The design and configuration of the armature winding, including the number of turns, wire gauge, and connection scheme, can influence the motor’s performance characteristics, such as torque, speed, and efficiency. Optimal winding design is crucial for achieving the desired motor performance in various applications.

In summary, the armature winding in a DC motor is responsible for producing the magnetic field that interacts with the stator’s magnetic field, resulting in the generation of torque and the rotation of the motor. It is a critical component that facilitates the conversion of electrical energy into mechanical motion.

dc motor

Are there innovations or emerging technologies in the field of DC motor design?

Yes, there have been several innovations and emerging technologies in the field of DC (Direct Current) motor design. These advancements aim to improve the performance, efficiency, reliability, and overall capabilities of DC motors. Here’s a detailed explanation of some notable innovations and emerging technologies in DC motor design:

1. Brushless DC Motors:

One significant advancement in DC motor design is the development and widespread adoption of brushless DC motors (BLDC motors). Unlike traditional DC motors that use brushes for commutation, BLDC motors employ electronic commutation through the use of permanent magnets and motor controller circuits. This eliminates the need for brushes, reducing maintenance requirements and improving overall motor efficiency and lifespan. BLDC motors offer higher torque density, smoother operation, better speed control, and improved energy efficiency compared to conventional brushed DC motors.

2. High-Efficiency Materials:

The use of high-efficiency materials in DC motor design has been an area of focus for improving motor performance. Advanced magnetic materials, such as neodymium magnets, have allowed for stronger and more compact motor designs. These materials increase the motor’s power density, enabling higher torque output and improved efficiency. Additionally, advancements in materials used for motor windings and core laminations have reduced electrical losses and improved overall motor efficiency.

3. Power Electronics and Motor Controllers:

Advancements in power electronics and motor control technologies have greatly influenced DC motor design. The development of sophisticated motor controllers and efficient power electronic devices enables precise control of motor speed, torque, and direction. These technologies have resulted in more efficient and reliable motor operation, reduced energy consumption, and enhanced motor performance in various applications.

4. Integrated Motor Systems:

Integrated motor systems combine the motor, motor controller, and associated electronics into a single unit. These integrated systems offer compact designs, simplified installation, and improved overall performance. By integrating the motor and controller, issues related to compatibility and communication between separate components are minimized. Integrated motor systems are commonly used in applications such as robotics, electric vehicles, and industrial automation.

5. IoT and Connectivity:

The integration of DC motors with Internet of Things (IoT) technologies and connectivity has opened up new possibilities for monitoring, control, and optimization of motor performance. By incorporating sensors, actuators, and connectivity features, DC motors can be remotely monitored, diagnosed, and controlled. This enables predictive maintenance, energy optimization, and real-time performance adjustments, leading to improved efficiency and reliability in various applications.

6. Advanced Motor Control Algorithms:

Advanced motor control algorithms, such as sensorless control and field-oriented control (FOC), have contributed to improved performance and efficiency of DC motors. Sensorless control techniques eliminate the need for additional sensors by leveraging motor current and voltage measurements to estimate rotor position. FOC algorithms optimize motor control by aligning the magnetic field with the rotor position, resulting in improved torque and efficiency, especially at low speeds.

These innovations and emerging technologies in DC motor design have revolutionized the capabilities and performance of DC motors. Brushless DC motors, high-efficiency materials, advanced motor control techniques, integrated motor systems, IoT connectivity, and advanced control algorithms have collectively contributed to more efficient, reliable, and versatile DC motor solutions across various industries and applications.

China Hot selling 60V 100kv D107L125 Waterproof Brushless DC Motor 10kw for Surfboard / Jetboard   with Great quality China Hot selling 60V 100kv D107L125 Waterproof Brushless DC Motor 10kw for Surfboard / Jetboard   with Great quality
editor by CX 2024-05-17

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