Single-phase capacitance-running asynchronous AC motor for: Experience unparalleled performance with our advanced AC motor designed for seamless integration into a variety of applications.
Air source heat pump/axial fan/condenser fan unit: Perfectly engineered for optimal use in air source heat pumps, axial fans, and condenser fan units, ensuring maximum efficiency and reliability.

1. Output power ranges from 90W to 750W, with customization available upon client request. 2. Equipped with low-noise, high-quality rolling bearings from either imported or domestic brands. | 3. The motor features surface spray coating and aluminum alloy end covers, with high-quality cold-rolled silicon steel sheets used for the stator and rotor cores. 4. Specially optimized design for high efficiency, low temperature rise, low noise, and long lifespan, with multiple speed settings to meet diverse customer requirements. |
This motor is designed with both performance and durability in mind, making it an ideal choice for a wide range of applications such as air source heat pumps, axial fans, and condenser fan units. It offers reliable and consistent operation, even under demanding conditions, thanks to its high-quality construction and components. The motor's power range from 90W to 750W provides flexibility for various operational needs. Its low-noise, precision-engineered rolling bearings ensure quiet performance and reduced maintenance requirements. Additionally, the motor features a durable surface spray coating to protect against environmental factors, while the aluminum alloy end covers offer lightweight strength and corrosion resistance. The motor's core is crafted from premium cold-rolled silicon steel sheets, maximizing energy efficiency and minimizing energy loss. Its optimized design results in minimal temperature rise during operation, ensuring longer service life and better reliability. With multiple speed settings, this motor can be customized to meet specific operational requirements, providing adaptability for a wide range of industrial and commercial applications. In summary, this motor combines advanced engineering with high-quality materials to deliver superior efficiency, reduced noise, extended lifespan, and customizable performance, making it an excellent choice for customers with diverse operational needs. |
Model | Electrical Rating (V/Hz) | Power (W) | Speed (rpm) | Capacitor (μF/V) |
YDK-90W-6P | 220V/50Hz | 90W | 650 | 5μF |
YDK-100W-6P | 220V/50Hz | 100W | 850 | 5μF |
YDK-100W-10P | 220V/50Hz | 100W | 480 | 5μF |
YDK-150W-6P | 220V/50Hz | 150W | 930 | 8μF |
YDK-200W-4P | 220V/50Hz | 200W | 1100 | 8μF |
YDK-200W-6P | 220V/50Hz | 200W | 880 | 10μF |
YDK-250W-6P | 220V/50Hz | 250W | 900 | 15μF |
YDK-370W-6P | 220V/50Hz | 370W | 840 | 10μF |
YDK-375W-6P | 220V/50Hz | 375W | 840 | 10μF |
YDK-550W-6P | 220V/50Hz | 550W | 860 | 20μF |
YDK-750W-6P | 220V/50Hz | 370W | 860 | 25μF |
Application scenario: Seamlessly integrate our versatile motor into various applications, from industrial settings to residential solutions, ensuring optimal performance across diverse environments.



Air source heat pump water heater | Axial flow fan | The condenser fan |
Dimensions Reference: Access detailed dimensional data to assist in planning and installation, ensuring perfect fit and function in your setup.



All of our products are made with high-quality raw materials, utilizing automated winding and embedding processes in fully automated workshops, equipped with advanced production and testing equipment. These advanced facilities significantly enhance production efficiency and product quality. Coupled with sophisticated operational techniques and stringent testing procedures, they form a robust product quality assurance system. Our precision machining workshop is equipped with a large number of CNC lathes, automated specialized equipment, and various innovative fixtures, ensuring strict control over each step of the process. This dramatically boosts production efficiency and product quality while reducing manufacturing costs. The finished motor assembly workshop is equipped with specialized soundproof rooms and comprehensive electrical performance testing instruments to ensure the stability and reliability of product quality. The perfect fusion of cutting-edge technology and exquisite craftsmanship, along with process automation and intelligent machinery, allows us to meet the diverse needs of customers worldwide. |

To ensure our motors meet the required protection ratings, our company has equipped dedicated temperature and humidity control testing machines as well as salt spray testing machines.These are used to test and verify motor performance under various environmental conditions, such as cold, dry, and humid environments, as well as to assess corrosion resistance. We employ a comprehensive testing system to ensure that our motors meet all relevant testing standards. This rigorous quality control guarantees the durability and longevity of our motors. |

Single-phase capacitor run asynchronous AC motor series: Discover our elite series of single-phase motors, designed for exceptional efficiency and versatility across a multitude of applications.
Changzhou Joinbrain Motor Co., Ltd. is located in the renowned motor manufacturing hub of China-Wujin Economic Development Zone, Changzhou. With a production area spanning over 8,000 square meters, the company specializes in developing and manufacturing motors for central air conditioning fans, air energy systems, water pumps, evaporative air coolers, livestock ventilation systems, permanent magnet brushless motors, cooling towers, and air compressor fans. Our annual production capacity exceeds one million units, and we can also customize motor designs to meet specific customer requirements.
Recognized as both a National High-Tech Enterprise and a Changzhou Science and Technology Enterprise, our products have earned CCC and CE certifications, affirming their quality and reliability.
Our team comprises highly skilled specialists with strong expertise in motor and control technologies, enabling continuous innovation and technical excellence. Equipped with advanced production and testing facilities, we adopt cutting-edge processing techniques and rigorous quality control measures to ensure stable and reliable product performance.
Our mission is rooted in integrity and quality first. To further enhance product quality and refine our processes, we have implemented a comprehensive quality management system. This system adheres strictly to ISO9001:2015 standards, ensuring superior service at every stage-pre-sale, during production, and post-sale.
Quality Policy:
Through continuous improvement, we strive to deliver products that fully satisfy our customers.
Guided by the philosophy of "Innovation and Integrity," we are committed to creating high-quality products and fostering sincere, collaborative partnerships for mutual growth and success with clients across various industries.




Q1: Are you factory?
A: Yes, we have been in designing and providing excellent motors for customers. Our factory production is all under ISO9001 quality management system.
Q2: How long you could prepare samples?
A: Normally 3 days if we have the sample in hand. If customized one, about a week around
Q3: How about batch order production?
A: Normally 15-30 days, the customized or newly developed products may take more half month.
Q4: Do you inspect the finished products?
A: Yes, we do inspection according to ISO9001 standard and ruled by our experienced QC staff.
Q5: What advantage do you have?
A: For the motors, we have long enough of 24months guarantee, and for the service, we offer 24 hours technical support and barrier-free communication.
Q6: How do you do after-sale service?
A: We will send you free spare parts to replace under warranty.
Q7: what's the delivery time?
A: It depends on the order quantity. Normally delivery time will be within 15 days after receiving payment by TT.
Q8: What is your terms of payment ?
A: Payment≤5000USD, 100% in advance. Payment≥5000USD, 30% T/T in advance , balance before shipment.