Mid drive system
- NM250
- NM250-1
- NM350
- NM500
Hub motor
- Front motor
  - NF250
  - NF350
  - NF500
  - NF750
  - NFL250
  - NFX1000
- Gearless motor
  - NFD1000
  - NFD1500
  - NFD2000
  - NRD1000
  - NRD1500
  - NRD2000
- Rear motor
  - NR250(135mm)
  - NR250(120mm)
  - NR350
  - NR500
  - NR750
  - NRK250
  - NRK350
  - NRK500
  - NRK750
  - NRX1000
Motor Kits
- Battery
  - NB01
  - NB02
  - NB03
  - NB04
  - NB05
  - NB06
- Brakes
  - Tektro Brakes
  - Wuxing Brakes
- Controller
  - NC01
  - NC02
  - NC03
- Display
  - ND01
  - ND02
  - ND03
  - ND04
- Sensor
  - NS01
  - NS02
  - NT01
  - NT02
- Throttles
  - Half Throttle
  - Thumb Throttle
E-Scooter motor
- 8inch Motor
- 8.5inch Motor
Wheelchair system
- MWM
Agriculture motor
- NFN

NRK250 250W rear hub motor

Short Description:

Compared to the mid drive motor, NRK250 is installed in the rear wheel. The position is different from the mid drive motor. For some people who don’t like a big noise, the rear wheel hub motor is a good choice. They are usually very quiet. Our 250W hub motor has many advantages: helical gear, high efficiency, low noise, and lightweight. The weight only has 2.4kg. If you want to use it for e city bike frame, I think it is a very good choice.

Voltage(V)

24/36/48
Rated Power(W)

250
Speed(Kmh)

25-32
Maximum Torque

45

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PRODUCT DETAIL

PRODUCT TAGS

Core Data	Voltage(v)	24/36/48
	Rated Power(W)	250
	Speed（KM/h）	25-32
	Maximum Torque（N.m）	45
	Maximum Efficiency(%)	≥81
	WheelSize(inch)	20/26
	Gear Ratio	1:6.28
	Pair of Poles	8
	Noisy(dB)	＜50
	Weight(kg)	2.4
	Working Temperature(°C)	-20-45
	Spoke Specification	36H*12G/13G
Brakes		Disc-brake
Cable Position		Left

Peer comparison difference
Compared with our peers, our motors are more energy efficient, more environmentally friendly, more economical, more stable in performance, less noise and more efficient in operation. In addition, the use of the latest motor technology, can better adapt to different application scenarios to meet the special needs of customers.

Competitiveness
Our company's motors are highly competitive and can meet the needs of various applications, such as the automotive industry, household appliances industry, industrial machinery industry, etc. They are strong and durable, can be used normally under different temperature, humidity, pressure and other harsh environmental conditions, has good reliability and availability, can improve the production efficiency of the machine, shorten the production cycle of the enterprise.

Case application
After years of practice, our motors can provide solutions for various industries. For example, the automotive industry could use them to power mainframes and passive devices; The home appliances industry could use them to power air conditioners and television sets; The industrial machinery industry can use them to meet the power needs of a variety of specific machinery.

Technical support
Our motor also provides perfect technical support, which can help users quickly install, debug and maintain the motor, reduce the installation, debugging, maintenance and other activities time to a minimum, so as to improve user efficiency. Our company can also provide professional technical support, including motor selection, configuration, maintenance and repair, to meet user needs.

Our motors are highly competitive in the market due to their superior performance, excellent quality and competitive pricing. Our motors are suitable for a variety of applications such as industrial machinery, HVAC, pumps, electric vehicles and robotic systems. We have provided customers with efficient solutions for a variety of different applications, ranging from large-scale industrial operations to small-scale projects.

We have a wide range of motors available for different applications, from AC motors to DC motors. Our motors are designed for maximum efficiency, low noise operation and long-term durability. We have developed a range of motors that are suitable for a variety of different applications, including high-torque applications and variable speed applications.