3-Phase Induction Asynchronous Refrigeration Fan AC for Cooling Towers

1. Power Supply: Our highly dependable Refrigeration Fan AC system operates on a 380V/50Hz power supply, with an adaptable output range of 370W-1500W. This versatile power capacity can be tailored to meet specific customer requirements, ensuring flexibility and precision in energy management.

2. Aluminum Shell Design: Crafted with a sophisticated aluminum shell, our product offers superior heat dissipation. The advanced processing technology employed ensures the motor runs with minimal noise, delivering a more stable and reliable operational performance.

3. Premium Bearings: Featuring the selection of top-tier bearings from both domestic and international renowned brands, our product guarantees enhanced durability and superior performance. The rotor core is skillfully constructed using (national standard groove Y2-YE3) premium cold-rolled silicon steel sheets. This results in a motor that embodies high efficiency, minimal temperature rise, reduced noise levels, and an extended service life. Our product is designed to accommodate the discerning choices of various customers.

4. Special Protection Treatment: Our product is fortified with a unique protection treatment that ensures resilience and reliability. Offering an impressive protection level of up to IP65, our product is engineered to withstand harsh environments, providing unmatched safety and security.

Main Technical Data

Elevate your projects with the unrivaled performance of our fan asynchronous DC/AC three-phase and single-phase motors, meticulously engineered for integration into central air conditioning systems. Flawlessly designed for heat pumps, freezing units, evaporative cooling, and even the demanding environments of animal husbandry applications, these motors are truly distinguished in the axial fan industry.

Changzhou Joinbrain Motor Co. Ltd. stands proudly as a distinguished enterprise, revered for its expertise in the research, development, manufacturing, and sales of innovative AC motors and cutting-edge DC brushless motors. These products are expertly crafted for use in central air conditioning systems, air energy solutions, water pumps, and state-of-the-art cooling devices.With a team of professional talents skilled in motor and motor control technology, Joinbrain is renowned for its robust technical prowess and sustained innovation capabilities.

Strategically located in the bustling Changzhou Wujin Economy Development Zone, a hub known for motor manufacturing excellence in China, Joinbrain offers unparalleled accessibility. The company enjoys proximity to the Shanghai-Nanjing Expressway to the north, Riverine Express to the south, merely 2KM from Changzhou's outer-ring elevated highway, 1KM from the expressway entrance, and just 3KM from Changzhou airport, ensuring exceptionally convenient transport links.

Joinbrain's product excellence shines through in its range of axial flow fan motors for central air conditioners, fan coil motors, and both AC and DC brushless motors for air energy and cooling solutions. Spanning an expansive area exceeding 10,000 M2, the factory is equipped with advanced production lines and state-of-the-art motor manufacturing and inspection facilities, boasting an impressive annual capacity of one million motors.

Joinbrain adheres to a steadfast quality policy: Innovate through technology; Emphasize practical management; Uphold honesty in operations; Deliver first-class service excellence. As a testament to its commitment to quality, Joinbrain has secured ISO 9001 quality system verification, alongside CCC certification in China and CE certification from the European Union.

Embracing the philosophy of 'innovation, practicality, and integrity,' Joinbrain is dedicated to crafting high-quality products. Eager to collaborate with professionals from diverse fields, Joinbrain strives for comprehensive development and success.


Established in 2012, Changzhou Joinbrain Motor boasts a highly skilled R&D team, with over a decade of experience in motor research, design, production, and sales. With an impressive annual production capacity of 1 million motors, this manufacturer excels in delivering customized motor solutions for the fan industry, industrial cooling equipment, and air conditioning systems. Having obtained numerous domestic high-tech certifications, Joinbrain's expert technology adeptly meets the bespoke requirements of customers across the globe.

Q1: Are you a factory?

A: Absolutely! We specialize in designing and delivering top-quality motors to our valued customers. Our production operations strictly adhere to the ISO9001 quality management system, ensuring excellence at every step.

Q2: How long do you take to prepare samples?

A: Typically, if the sample is readily available, it takes about 3 days. For customized samples, you can expect delivery in approximately one week.

Q3: What is the timeframe for batch order production?

A: Generally, it takes 15-30 days for standard production. However, for customized or newly developed products, an additional half month might be required.

Q4: Do you conduct inspections on the finished products?

A: Yes, indeed. We carry out meticulous inspections following the ISO9001 standard, performed by our highly skilled Quality Control team.

Q5: What advantages do you offer?

A: Our motors come with a generous 18-month warranty period. In addition to that, we provide round-the-clock technical support and seamless communication to ensure your complete satisfaction.