1 Power supply 380V/50Hz, output power 370W-1500W, can be provided according to customer requirements; |
2 aluminum shell design, better heat dissipation, special processing technology, low motor noise, more stable operation; |
3 the selection of well-known brand bearings at home and abroad, the rotor core adopts (national standard groove Y2-YE3)) high-quality cold-rolled silicon steel sheet, the motor has high efficiency, low temperature rise, low noise, long service life, can meet the choice of different customers; |
4 the use of special protection treatment, protection level up to IP65. |
Main Technical Data: Uncover the essential technical specifications that define the prowess of our IP55 Rated, Aluminum Casing Material motor. Experience the blend of innovation and reliability encapsulated in every detail.
Model | Electrical Rating (V/Hz) | Current (A) | Speed (rpm) |
YLS-3000W-4P | 380V/50Hz | 7.15 | 1440 |
YLS-4000W-4P | 380V/50Hz | 8.84 | 1440 |
YLS-2200W-6P | 380V/50Hz | 5.45 | 940 |
YLS-1500W-8P | 380V/50Hz | 4.4 | 710 |
Notes: Important Information: The above mentioned specification is representative specification. Note that these specifications are a standard representation, demonstrating the exemplary quality and performance of our product. The specification can also be tailored and manufactured according to customers' requirements, showcasing our commitment to meeting diverse needs with custom solutions.
The products of 220V,400-480V,50/60Hz can also be supplied as requested; proving our versatility and dedication to providing adaptable solutions for various power requirements.


This motor is made of NSK bearings, and the stator and rotor core is made of high-quality cold-rolled silicon steel sheet, and the shape is designed with an aluminum shell |
The motor has high efficiency, low temperature rise, low noise and long service life, which can meet the choices of different customers |




Elevate your projects with the unmatched performance of our fan asynchronous DC/AC three-phase and single-phase motors, precisely engineered to deliver optimal functionality for central air conditioning systems. Perfectly crafted for an extensive range of applications, including heat pumps, freezing units, evaporative cooling, and animal husbandry. These motors distinguish themselves as leaders in the axial fan industry.
Moreover, they are exceptionally designed for cooling towers and air compressors, making them an adaptable and versatile choice for high-demand applications. Experience the unmatched reliability and efficiency that have become synonymous with Changzhou Joinbrain Motor Co., Ltd's esteemed reputation.





Our precision machining workshop boasts an extensive array of CNC lathes, automated specialized equipment, and a variety of innovative fixtures that ensure meticulous control over each production step.This significantly enhances production efficiency and product quality while effectively minimizing manufacturing costs.
The finished motor assembly workshop is outfitted with specialized soundproof rooms and comprehensive electrical performance testing instruments, ensuring the stability and reliability of product quality.
The seamless blend of cutting-edge technology, exquisite craftsmanship, and intelligent process automation, empowers us to cater to the diverse needs of customers around the globe.


These machines are instrumental in testing and verifying motor performance under various environmental conditions, including extreme cold, dryness, and humidity, in addition to evaluating corrosion resistance.
Our comprehensive testing system guarantees that our motors adhere to all relevant testing standards.
This meticulous quality control ensures the durability and longevity of our motors, attesting to their superior endurance.

Changzhou Joinbrain Motor Co., Ltd. is strategically located in the esteemed motor manufacturing hub, Changzhou Wujin Economic Development Zone. Our expansive facility, spanning over 8,000 square meters, is a testament to our commitment to excellence and innovation. Our cutting-edge facility is a beacon of innovation, specializing in the development and production of a diverse array of motors that consistently set industry standards. including those tailored for central air conditioning, advanced air energy systems, water pumps, and a plethora of other applications. Our dedication to versatility ensures we cater to a broad spectrum of needs.Boasting an exceptional production capacity of over one million units annually, we deliver bespoke motor solutions meticulously crafted to align with your unique requirements. Our achievements are adorned with prestigious awards such as the National High-tech Enterprise and Changzhou Science and Technology Enterprise accolades,and our products proudly bear the distinguished 3C and CE certifications, signifying our adherence to international quality benchmarks.
We are backed by an elite team of highly skilled specialists and the latest innovations in motor technology, supported by our robust capacity for innovation. Equipped with state-of-the-art production and inspection technology, alongside precise processing methods and stringent quality inspections, we assure unparalleled product reliability. At Joinbrain Motor, integrity is the cornerstone of our ethos. Our relentless commitment to quality is unwavering, and we have established a comprehensive internal quality management system that strictly adheres to the ISO9001:2015 standard across all sales processes, ensuring superior customer service. Our dedication to ISO9001:2015 compliance is reflected in every facet of our operations, from pre-sale engagements to post-sale support, highlighting our commitment to exceeding customer expectations.
Our quality policy is fueled by a relentless pursuit of excellence, crafting products that not only meet but consistently exceed expectations through ongoing improvement. Anchored by a management philosophy of innovation, truth-seeking, and integrity, we are devoted to producing high-caliber products. We invite you to join us in sincere collaboration for shared growth and enduring success.
Established in 2012, Changzhou Zhongbo Motor boasts a formidable R&D team with over a decade of expertise in motor research, design, production, and sales. With an impressive annual output of 1 million motors, we are a distinguished manufacturer committed to providing bespoke motor solutions for the fan industry, industrial cooling equipment, and air conditioning systems. Our repertoire of domestic high-tech certificates and professional technology empowers us to cater to the customized needs of customers globally.
FAQ |
Q1: Is your company a factory?
A: Absolutely! We specialize in designing and delivering exceptional motors to our valued customers. Our manufacturing facility strictly adheres to the ISO9001 quality management system, ensuring supreme quality in every unit produced.
Q2: What is the lead time for sample preparation?
A: Typically, we can prepare samples in just 3 days, provided we have them available. For customized samples, the preparation takes approximately a week.
Q3: What is the timeline for batch order production?
A: Generally, it takes 15-30 days to complete batch orders. However, for customized or newly developed products, an additional half month may be required to ensure perfection.
Q4: Do you conduct inspections on finished products?
A: Indeed, we perform thorough inspections based on the ISO9001 standards, carried out meticulously by our experienced Quality Control team to guarantee product excellence.
Q5: What are your competitive advantages?
A: Our motors come with an extensive 18-month guarantee, reflecting our confidence in their durability. Additionally, we provide unparalleled 24-hour technical support and seamless communication to ensure complete customer satisfaction.