United Motion Inc. is the U.S. subsidiary of Greensky Power Company, a professional motor and driver manufacturer with over 15 years of experience in motor industry.
Over the past decade, our portfolio has grown from traditional DC and induction motors to advanced BLDC/PMSM and servo systems featuring cutting-edge technologies. We also collaborate with world-class manufacturers such as Wolong Electric Drive and OLI Motion Control to provide reliable, application-appropriate drive solutions.
With one main manufacturing facility in China and a new facility under construction in Thailand, our annual production capacity is expected to reach 1,000,000 units in 2026 and continue to increase.
In North America, United Motion Inc. serves as your dedicated sales and technical support partner, helping you select and implement the right motor and drive solutions for your applications.
At United Motion Inc., we combine global manufacturing expertise with professional engineering support to deliver high-quality motor solutions tailored to the unique needs of our customers worldwide.
How Gear Ratio Affects Motor Performance？ Gear ratio is one of the most important factors in motor performance, yet many buyers overlook its real impact during selection. Whether you are designing automation equipment, robotics, or electric vehicles, understanding how gear ratio affects speed, torque, efficiency, and lifespan can help you avoid costly mistakes and improve
Common Problems in BLDC Motors and How to Fix Them Brushless DC motors (BLDC motors) are widely used in modern industries because of their high efficiency, low maintenance, and long lifespan. However, even the most reliable systems can face issues over time. Understanding these common problems and knowing how to fix them is essential for
Induction Motor vs BLDC Motor: Cost, Efficiency, and Performance Comparison In today’s fast-evolving automation and electrification landscape, choosing the right motor is no longer just a technical decision—it directly impacts system efficiency, operating cost, and long-term reliability. Buyers, engineers, and product designers often compare induction motors and BLDC motors when evaluating motion solutions for industrial
How Robotic Lawn Mower Motors Work? Robotic lawn mowers have quickly become one of the most important innovations in modern landscaping technology. From residential smart gardens to large commercial lawns, these machines are transforming how grass is maintained. At the center of every robotic mower is a sophisticated motor system that drives movement, powers the
Top Applications of BLDC Motors in Modern Industry Brushless DC motors are quietly powering many of the systems we rely on every day. From smart home devices to industrial automation, these motors have become a core technology in modern engineering. Their high efficiency, long lifespan, and compact design make them ideal for industries that demand
Why PMSM Motor is Used in Electric Vehicles? Electric vehicles are changing the global transportation industry. As governments push for cleaner energy and automakers compete to build longer-range vehicles, one core technology continues to receive attention: the electric motor. Among several motor types used in electric mobility, the Permanent Magnet Synchronous Motor (PMSM) has become
United Motion Inc. is a professional BLDC motor manufacturer that designs, produces, and supplies a wide range of electric motors, including brushless DC motors, stepper motors, and servo motors, while also providing customized motion control solutions for industrial applications.
Electric motors commonly used in automation and robotics include BLDC motors, stepper motors, and servo motors, as each type offers different advantages in terms of precision, torque control, and system integration.
BLDC motors can be customized to meet specific application requirements by adjusting parameters such as voltage, torque, speed, and mechanical design, and they can also be integrated with gearboxes, encoders, or drivers for improved performance.
Brushless DC motors are commonly used in industries such as industrial automation, robotics, electric mobility, agricultural machinery, medical devices, and smart equipment due to their high efficiency and reliable performance.
When selecting an industrial BLDC motor, important factors to consider include torque requirements, speed range, voltage, efficiency, thermal performance, and the environmental conditions in which the motor will operate.
United Motion Inc. is a strong choice as an electric motor supplier because it offers a wide product range, reliable quality, customization capabilities, and engineering support that help customers develop efficient and durable motion control systems.
