Retek Motion Co., Limited

Brushless DC motors (BLDC motors) used for toothbrushes are characterized by their compact design, high efficiency, and smooth operation. Here are some key aspects of such motors:   Compact Design: Toothbrush motors need to be small and lightweight to fit comfortably in the handle of the toothbrush. BLDC motors can be designed with a compact footprint, making them ideal for this application.   High Efficiency: BLDC motors offer high efficiency, converting a large percentage of the electrical energy into mechanical power. This means that they can run for longer periods on the same battery charge, providing a better user experience.   Smooth Rotation: The smooth rotation of the motor is crucial for a toothbrush, as it ensures that the bristles move evenly and comfortably across the teeth. BLDC motors can achieve this with precision control of the commutation process, reducing vibration and noise.   Additional Benefits: Increased Reliability: BLDC motors have no brushes to wear out, leading to increased reliability and longer lifespan compared to brushed DC motors. Reduced Noise: The elimination of brushes and commutator reduces mechanical noise, making the toothbrush quieter during use. Lower Susceptibility to Wear: Without brushes, the commutator assembly is not subjected to mechanical wear, further enhancing the durability of the motor. Control Electronics: BLDC motors require an electronic controller to switch the phase to the windings, but this also provides greater flexibility in terms of speed control and other features. Customization: Manufacturers can customize BLDC motors for toothbrush applications, adjusting parameters such as speed, torque, and efficiency to meet specific requirements.   Overall, BLDC motors are well-suited for toothbrush applications due to their compact design, high efficiency, and smooth operation. They provide a reliable and durable solution that enhances the user experience.

Our high-efficiency, small DC lawn mower motors are designed to meet a variety of needs, especially in equipment such as lawn mowers and dust collectors. With its high rotational speed and high efficiency, this motor is able to complete a large amount of work in a short time, greatly improving the overall performance and work efficiency of the equipment. This small DC motor not only excels in speed and efficiency, but also offers excellent safety and reliability. During the design process, we fully considered the safety needs of users to ensure that the motor will not cause safety hazards such as overheating or short circuit during operation. At the same time, the structure of the motor has been carefully designed to effectively resist the influence of the external environment, ensuring that it can operate stably under various working conditions. Whether in hot, humid or dusty environments, this motor maintains excellent performance and fully demonstrates its reliability. In addition, our small DC motors offer excellent corrosion resistance and long service life. Made of high-quality materials, it ensures that the motor is not susceptible to corrosion and wear during long-term use, extending its service cycle. Whether it is home gardening or industrial applications, this motor can meet the diverse needs of users. It is widely used in lawn mowers, dust collectors and other equipment, making it a trustworthy choice for users. When you choose our high-efficiency small DC motor, you will experience unprecedented efficiency and convenience.

AirVent 3.3inch EC fan Motor     EC stands for Electronically Commutated, and it combines AC and DC voltages bringing the best of both worlds. The motor runs on a DC voltage, but with a single phase 115VAC/230VAC or three phase 400VAC supply. The motor incorporates voltage transformation within the motor. The non-rotating part of the motor (stator) is extended to make room for an electronic PCBoard which includes power transformation AC to DC, as well as the controls.     An EC motor (Electronically Commutated) is a brushless, direct current, external rotor type of motor. In commutation electronics, an AC voltage is changed into a direct voltage by a commutator. The motor position is dependent upon voltage supplied via an inverter module (similar to the principle of a frequency inverter).The EC commutation electronics are different from a frequency inverter in that they decide how the motor phases in the stator are supplied with current (commutation) depending on position, rotation direction and default.         Permanent magnets in the rotor produce a magnetic field which is required for full load production. A high efficiency, low noise, and continuous motor speed control is possible with this. An assembly flange on the rotor is used for impeller assembly. Depending on the motor type, a terminal box is available with cable screw connections or connection cable for easy and quick connection. Depending on the application area is possible to adopt further control functions (e.g. constant pressure control, volume flow control, temperature control). Conventional DC motors have a housing which contains all the assembly groups like carbon brushes, the collector, bearing, armature with winding, etc. They are arranged one after another. With the EC motor assembly, more space is saved and a collector and carbon brush are not necessary. Therefore the motor is significantly shorter and has great advantages with regard to dimensions when installing and quiet operation. The slightly higher investment costs for EC fans in comparison with conventional motors are mostly amortized within the shortest operation time because of the low energy consumption and lower installation costs (no transformer control, frequency inverter, or phased angle control is necessary).   EC Motors Great Advantages -Advantages of EC technology -Very high degree of efficiency -Integrated controller (continuous control) -Very simple connection -Additional functions (pressure control, airflow, speed, temperature, air quality, etc.) -Smaller-sized motor for the same level of performance -Less power consumption     AirVent 3.3 inch EC Motor Constant Airflow Developed in 2021. Retek 3.3inch EC motor Great Advantages: - Perfect drop-in replacement of 3.3” PSC motors - Controller embedded connecting to power source 120VAC/230VAC directly. - Built by UL standards and now under UL certification procedures. - Power range 20W~Max. 200W. - Efficiency over 80%, MORE energy saving.   Applications: central ventilation system/bathroom vent fans/air coolers/standing fans/wall bracket fans/air purifiers/humidifiers/industrial ventilation fans/air conditioners/automobile cooling fans.   Excellant Optional Solutions:        (a) AirBoost version: Sensorless constant airflow,software compatible with Android and Windows.        (b) DIP-SWITCH version:16 Speeds combination.       HOT knock-out features ​AirBoost version: Re-define your products performance connecting Retek software from your PC/Mobile Phone to motors. Simply achieve the constant airflow performance.   DIP-SWITCH version: Define the motor performance by 16 Optional DIP-Switches with a small screwdriver from rear cap window.   Come to us today for the high quality EC fan motors for your energy star products!