About Us
Rich Technology And Stable Quality Advantages.

Zhejiang Nicety Electric Machinery Co., LTD. (NEM), founded in 1993, currently NEM members are Hangzhou Sunlife Electric high-tech enterprise R & D center, Zhejiang Jiaxing Nicety production base and Longquan Nicety High-tech Enterprise company headquarters.

China automotive axial fans manufacturers, professional wholesale OEM axial fans factory and American, European brand automotive axial fans

. For 30 years, NEM has been committed to the development and production of "lower noise, lower energy consumption, higher efficiency, higher quality" motor, axial flow fan, and centrifugal fan series products. NEM products are widely used in automotive, construction machinery, railways, ships, energy storage, and other mobile products. I sincerely hope you can join us.
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Zhejiang Nicety Electric Machinery Co., Ltd.
Zhejiang Nicety Electric Machinery Co., Ltd.
31YEAR

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Zhejiang Nicety Electric Machinery Co., Ltd. Zhejiang Nicety Electric Machinery Co., Ltd.
Our Advantages
Why Choose Us
  • Zhejiang Nicety Electric Machinery Co., Ltd.
    Quality Management

    The company has established a complete, effective quality management system, implemented the ISO/TS16949 international quality light system standard.

  • Zhejiang Nicety Electric Machinery Co., Ltd.
    Export Experience

    Products are mainly exported to North America, Europe, Middle East, Southeast Asia, South America and other countries and regions.

Our Products
Product Category
  • Unlike traditional fans that rely on brushes and commutators to operate, brushless fans use electronic circuits to control their rotation. This eliminates the need for physical brushes, resulting in a more efficient and reliable cooling solution. By utilizing magnets and sensors, brushless fans can dynamically adjust speed and airflow to optimize performance while minimizing energy consumption. Brushless fans are commonly used in a variety of applications that require cooling or air circulation, such as computers, electronics, and industrial equipment. Their energy efficiency, longevity, quiet operation, precise control, and compact design make them  to traditional fans in a variety of applications. Whether in computers, industrial environments or automotive cooling systems, brushless fans deliver unparalleled performance and reliability. Employing this innovative cooling solution increases efficiency, reduces energy consumption and creates a more comfortable environment.

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  • An evaporative fan, also known as an evaporative air conditioner or wet cooler, is a device used to reduce ambient temperature. They cool the surrounding air by evaporating moisture, providing an energy-efficient and environmentally friendly air conditioning solution, especially suitable for dry and hot climate conditions. Evaporative fans use the evaporation principle of water to cool the air. During the evaporation process, a fan blows hot air through a water medium (usually wet filter paper or fluffy humidified fiber), so that the heat in the air is used to evaporate water, thereby cooling the air. This process lowers the temperature of the air while increasing its humidity. Evaporative fans typically consume less electrical energy than traditional refrigeration systems because they do not require compressed refrigerant. Additionally, evaporative fans do not emit harmful chemicals, making them environmentally friendly.

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  • A blower is a fan that uses a special voltage supply to drive the blower's rotor to create airflow. It usually consists of an electromagnet stator and a permanent magnet rotor. The coils on the stator generate a magnetic field through electric current, while the permanent magnets on the rotor are acted upon by a fixed magnetic field. When current passes through the stator coil, the force generated by the magnetic field rotates the rotor, thereby driving the equipment to operate. The blower motor is precisely designed and machined to ensure its efficiency and reliability. It usually has low noise, high efficiency, long life and stable performance. Blower motors are widely used in various fields, such as electronic equipment cooling, automobile ventilation, industrial production, etc.

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  • A brushed motor is a common type of DC motor with a relatively simple structure that uses brushes and brushes to transmit current to a rotating part to produce mechanical motion. A brushed motor consists of a rotating part called the rotor and a stationary part called the stator. The rotor usually includes permanent magnets, while the stator includes coils. Brushes and brushes are attached to the stator and they are in contact with the electronic slip rings of the rotating part so that current can enter the rotating part. The brushes are a conductive material, usually made of carbon or carbide, that are tightly attached to the stator along with the brushes (also called brush holders). The brushes pass current to the rotating part by contacting the collector ring (usually on the rotating part), thereby creating a magnetic field interaction and inducing rotational motion.

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  • Brushed electronic fan, in which the motor adopts brushed DC motor technology. The motor of this kind of fan includes brushes and brushes that are in contact with the rotating part of the motor, called the rotor, to transfer current to the rotating part, which creates rotation. Brushed motors can easily change direction because the polarity of the current can be reversed, allowing the fan to rotate forward or reverse. The speed of the brushed motor can be precisely controlled by adjusting the current intensity, which allows the speed of the fan to be adjusted within a certain range.

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News Center
Latest News
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  • 25

    2024.07

    In electronic cooling solutions, DC Brushless Axial Flow Fans have become the first choice for many industries with their high efficiency, low noise and long life. However, to ensure that these fans continue to show excellent reliability and durability in actual applications, manufacturers need to work hard in every link from design, production, testing to after-sales service. 1. Careful design and material selectionDesign optimization: The design of DC Brushless Axial Flow Fans needs to be carefully optimized to reduce mechanical stress, improve aerodynamic efficiency and reduce noise. This includes optimizing the shape, angle and number of blades, and adjusting the air duct structure to ensure smooth air flow and low resistance. At the same time, the design of the motor part is also crucial, and factors such as electromagnetic compatibility, thermal management and mechanical stability need to be considered. Strict material selection: The choice of materials directly affects the durability of the fan. High-quality permanent magnetic materials, wear-resistant bearings, high-strength plastic or metal housings, and corrosion-resistant coatings are all key. These materials can not only withstand harsh working environments, but also effectively extend the service life of the fan. 2. Strict production controlStandardization of production process: Manufacturers should establish standardized production processes to ensure that each production link follows strict quality control standards. This includes inspection of raw materials, control of processing accuracy, standardization of assembly processes, and finished product testing. Automated and intelligent production: The introduction of automated and intelligent production equipment, such as CNC machine tools, automated assembly lines, and intelligent detection systems, can significantly improve production efficiency and product quality. Automated production can reduce human errors, while intelligent detection systems can monitor various indicators in the production process in real time to ensure that the product meets the design requirements. 3. Comprehensive performance testing and verificationPerformance testing: Finished DC Brushless Axial Flow Fans must undergo comprehensive performance testing, including the detection of key parameters such as speed, air volume, air pressure, noise, and energy efficiency ratio. These tests not only verify the basic performance of the fan, but also identify potential problems and make timely improvements. Life test: Life test is an important means to evaluate the durability of the fan. By simulating long-term operation in an actual working environment and observing the performance changes and failures of the fan, its service life can be predicted and a corresponding maintenance plan can be formulated. Environmental adaptability test: Considering that DC Brushless Axial Flow Fans may be used in various complex environmental conditions, manufacturers also need to conduct environmental adaptability tests, such as high temperature, low temperature, humidity, vibration and electromagnetic interference tests, to ensure that the fan can work normally in various harsh environments. IV. Perfect after-sales service and supportWarranty policy: Providing a clear warranty policy, such as free repair or replacement service within a certain period of time, can enhance customer confidence in the product and reduce worries. Technical support: Establish a professional technical support team to provide customers with technical consultation, troubleshooting and maintenance guidance services. This helps customers quickly solve problems encountered during use and ensure the stable operation of the fan. Spare parts supply: Maintain sufficient spare parts inventory so that replacement parts can be provided in time when customers need them. This can not only shorten the maintenance time, but also improve customer satisfaction. V. Continuous improvement and innovationPay attention to industry trends: Manufacturers should pay close attention to industry trends and technological development trends, and keep abreast of market demand and competitor product characteristics. This helps companies continuously optimize product design, improve product quality and meet market demand. Technological innovation: We encourage technological innovation and R&D investment, and continuously launch new products with higher performance, lower noise and longer life. This can not only enhance the competitiveness of enterprises, but also bring better user experience to customers.

  • 18

    2024.07

    In the rapidly developing industrial and construction fields, centrifugal fans are the core components of ventilation systems, and their performance and efficiency are directly related to the overall system's operating quality and energy consumption level. As a leader in the industry, Zhejiang Nicety Electric Machinery Co., Ltd. has made remarkable achievements in energy saving and noise reduction of centrifugal fans by virtue of its R&D capabilities and technological innovation, bringing more efficient and environmentally friendly products to the market. solution. Innovative application of energy-saving technologyIn terms of energy-saving technology, Zhejiang Nicety Electric Machinery Co., LTD. closely follows the pace of the times and applies advanced frequency conversion control technology to the design of centrifugal fans. The application of this technology enables the fan to automatically adjust the speed according to actual needs, thereby achieving precise control of air volume and on-demand distribution of energy. Compared with traditional fixed-speed fans, variable-frequency centrifugal fans can significantly reduce energy consumption and improve energy utilization efficiency when operating at partial load. In addition, Zhejiang Nest also reduced the loss of air flow inside the fan by optimizing the aerodynamic design and impeller structure of the fan, further improving the overall efficiency of the fan. In addition to technological innovation, Zhejiang Nicety Electric Machinery Co., LTD. also focuses on the development and application of intelligent management systems. By integrating advanced sensors and control systems, real-time monitoring and data analysis of the operating status of centrifugal fans are achieved, helping users discover and solve potential problems in a timely manner and avoid energy waste caused by failures. At the same time, the intelligent management system can also automatically adjust the fan operating parameters according to environmental changes and user needs to ensure that the fan is always in optimal working condition and maximize energy saving. Unique advantages of noise reduction technologyIn terms of noise reduction technology, Zhejiang Nicety Electric Machinery Co., LTD. has also demonstrated extraordinary strength and innovation capabilities. In response to the noise problem that may be generated by centrifugal fans during operation, the company has taken a variety of effective measures from multiple angles. First of all, in terms of impeller design, Zhejiang Nicety Electric Machinery Co., LTD. adopts advanced low-noise impeller technology. By optimizing the shape and angle of the blades, it reduces the turbulence and impact of the air flow between the blades, thereby reducing the generation of noise. . Secondly, in the design of the fan casing, the company uses sound insulation materials and special structural design, which effectively isolates the transmission of noise inside the fan and provides users with a quieter working environment. Zhejiang Nicety Electric Machinery Co., LTD. also pays attention to noise reduction measures during the installation and maintenance of fans. The company provides professional installation guidance and services to ensure that the fans can be properly laid out and reduce the spread of vibration and noise during the installation process. At the same time, the company also provides users with regular maintenance services, including cleaning the inside of the fan and replacing worn parts, to maintain the good operating condition of the fan and reduce noise levels. Zhejiang Nicety Electric Machinery Co., Ltd. has demonstrated outstanding technical strength and innovation capabilities in the energy saving and noise reduction of centrifugal fans. By applying advanced frequency conversion control technology and optimizing aerodynamic design, using low-noise impellers and sound insulation materials, and providing professional installation and maintenance services, the company has successfully reduced the energy consumption and noise level of centrifugal fans, bringing users A more efficient and environmentally friendly ventilation solution. In the future, Zhejiang Nicety Electric Machinery Co., LTD. will continue to adhere to the concept of innovative development, constantly explore the application of new technologies, new processes and new materials, and contribute more to promoting the green and sustainable development of the centrifugal fan industry.

  • 11

    2024.07

    In the daily use of electronic equipment and household appliances, brushless electronic fans are an important part of heat dissipation, and their performance and noise level are directly related to the user experience. However, traditional brushless electronic fans often produce certain noise due to the limitations of the motor structure, affecting the overall quietness. Reducing the noise of brushless electronic fans by improving the motor structure has become an important way to improve product quality. 1. The impact of motor structure on noiseThe noise of brushless electronic fans mainly comes from the operation of the motor. The brushes and commutators inside the motor will produce friction during the contact process. At the same time, the imbalance of the motor rotor and the wear of the bearings will also cause vibration, which will generate noise. In addition, the air flow inside the motor, the change of the electromagnetic field, etc. will also affect the noise level. 2. Strategies for improving motor structure1. Optimize the bearing systemThe bearing is a key component in the motor that supports the rotor and reduces friction. Traditional bearing systems may cause increased noise due to poor material, lubrication or insufficient processing accuracy. Therefore, the use of high-quality bearing materials, such as ceramic ball bearings, can significantly reduce friction and wear, thereby reducing noise. At the same time, regular inspection and replacement of bearing lubricants to maintain good lubrication of bearings is also an effective means to reduce noise. 2. Balancing the motor rotorThe imbalance of the motor rotor is one of the main causes of vibration and noise. Through precise dynamic balancing test and adjustment, it can ensure that the motor rotor remains stable at high speed rotation, reducing the vibration and noise caused by imbalance. In addition, the use of advanced processing technology and materials to improve the manufacturing accuracy and rigidity of the rotor can also effectively reduce noise. 3. Improve the design of brushes and commutatorsThe contact quality between the brush and the commutator directly affects the running smoothness and noise level of the motor. Traditional brushes may cause poor contact or increased wear due to inappropriate materials, shapes or sizes, thereby generating noise. Therefore, by optimizing the material, shape and size of the brush, and improving the surface treatment and structural design of the commutator, the friction and wear between the brush and the commutator can be reduced, and the noise can be reduced. 4. Electromagnetic field optimization designThe change of the electromagnetic field of the motor is also one of the factors that generate noise. By optimizing the electromagnetic design of the motor, such as adjusting the number of poles, changing the winding layout, optimizing the flux path, etc., the vibration and noise caused by the change of the electromagnetic field can be reduced. In addition, the use of advanced electromagnetic simulation technology to accurately design and predict the motor can further improve the rationality and accuracy of the electromagnetic design. 3. Implementation effect and future prospectsThrough the above-mentioned strategy of improving the motor structure, the noise level of the brushed electronic fan can be significantly reduced. This not only improves the product experience, but also meets the user's pursuit of high-quality life. At the same time, with the advancement of science and technology and the continuous improvement of manufacturing technology, more innovative designs and technologies will be applied to the improvement of motor structure in the future to further reduce the noise level of brushed electronic fans. The use of advanced noise control technology, such as a combination of active noise reduction and passive noise reduction, can reduce noise to a greater extent. In addition, with the continuous development of brushless motor technology, brushed electronic fans may gradually be replaced by more efficient and quieter brushless electronic fans. But in any case, the strategy of improving motor structure to reduce noise will continue to play an important role and promote the continuous progress and development of electronic heat dissipation technology.

  • 04

    2024.07

    DC Axial Fans play a vital role in the application of industrial automation. They are mainly used for heat dissipation and ventilation of equipment to ensure the stable operation of industrial automation systems. 1. Satisfaction of heat dissipation requirementsEfficient heat dissipation: Industrial automation equipment will generate a lot of heat during operation. If the heat dissipation is not timely, it will cause the equipment to overheat, performance degradation or even damage. DC Axial Fans, with its high efficiency, can quickly discharge the heat inside the equipment and keep the equipment within a suitable operating temperature range.Air volume and air pressure adjustment: According to different heat dissipation requirements, DC Axial Fans can change the speed by adjusting the voltage or current, thereby adjusting the air volume and air pressure. Adjusting the voltage supplied to the DC Axial Fan is one of the common speed adjustment methods. In the cases, reducing the voltage will cause the fan speed to decrease, thereby reducing the air volume and air pressure. This method is simple and effective, but it should be noted that too low a voltage may cause the fan to fail to start or run unstably. Therefore, when adjusting the voltage, it is necessary to ensure that the voltage value is within the rated voltage range of the fan and will not be lower than its starting voltage. Although directly adjusting the current to control the speed of the DC Axial Fan is not as common as adjusting the voltage, in some advanced applications, such as when using an electronic speed regulator (such as a PWM speed regulator), the average current of the fan can be indirectly adjusted by controlling the width (duty cycle) of the current pulse to achieve speed regulation. This method can provide more precise speed control and can achieve soft start and stop of the fan, reducing mechanical shock and noise.2. Environmental adaptabilityHarsh environment tolerance: Industrial automation environments may contain harsh conditions such as high temperature, high humidity, and dust. DC Axial Fans usually use special materials and sealing designs to improve their durability and reliability in harsh environments.Long-life operation: Industrial automation systems require long-term continuous operation, which places higher requirements on the life of the fan. DC Axial Fans can ensure stable performance under long-term operation by using high-quality motors, bearings, and heat dissipation designs.3. Noise controlLow noise design: In industrial automation environments, noise control is an important consideration. DC Axial Fans can provide sufficient air volume while maintaining a low noise level by adopting advanced aerodynamic design and low-noise bearings, reducing the impact on the working environment and operators.4. Specific application areasControl system heat dissipation: In industrial automation control systems, such as PLC (programmable logic controller), DCS (distributed control system), etc., DC Axial Fans are widely used for heat dissipation in internal spaces such as control cabinets and chassis to ensure the stable operation of the control system.Motor and drive heat dissipation: Motors and drives in industrial automation generate a lot of heat during operation. DC Axial Fans are used in the heat dissipation system of these equipment to ensure the normal operation and stable performance of motors and drives.Sensor and detection equipment heat dissipation: Sensors, detection equipment, etc. in industrial automation also need to maintain a suitable operating temperature to ensure their measurement accuracy and stability. DC Axial Fans can provide effective heat dissipation support for these devices. DC Axial Fans play an important role in the field of heat dissipation and ventilation of industrial automation with its high efficiency, adjustability, environmental adaptability and low noise. By providing stable heat dissipation support for industrial automation equipment, DC Axial Fans ensure the stable operation and efficient production of industrial automation systems. With the continuous development of industrial automation technology, the application scope of DC Axial Fans will be further expanded, providing strong support for innovation and development in the field of industrial automation.