Planetary Motor


What Is A Planetary Motor?

A planetary motor is a type of gear motor that uses a planetary gear system to achieve high torque output in a compact package. The planetary gear system consists of a central sun gear, multiple planet gears that rotate around the sun gear, and an outer ring gear that meshes with the planet gears. The rotation of the planet gears around the sun gear creates a high torque output at the output shaft of the motor.


How an Planetary Motor works?

A planetary motor is a type of gear motor that uses a planetary gear train to increase torque and reduce speed. The planetary gear train consists of sun gear, planet gear, and ring gear. The sun gear is the central gear, and the planet gears orbit the sun gear. The ring gear is the outer gear, and it meshes with the planet’s gears.

When the sun’s gear rotates, it causes the planet’s gears to rotate. The planet’s gears, in turn, cause the ring gear to rotate. The ratio of the number of teeth on the sun gear to the number of teeth on the ring gear determines the gear ratio of the planetary motor.

The higher the gear ratio, the more torque the planetary motor will produce. However, the higher the gear ratio, the slower the planetary motor will run.


How To Maintain The Planetary Motor?

Planetary motors are relatively easy to maintain, but there are a few things you can do to keep them running smoothly and extend their lifespan.

Regularly check the motor
clean motor
lubricating the motor
Check Belt Tension
Replace worn parts

Planetary Motor Advantage


High precision

Planetary gear motors are very precise, which makes them ideal for applications where accuracy is critical. For example, planetary gear motors are often used in robotics to precisely control the movement of robotic arms.


High torque

 Planetary motors can provide significantly more torque than a comparable spur gear motor. This makes them ideal for applications where high forces need to be applied, such as lifting, clamping, and driving.


Compact size

Planetary gear motors are relatively compact, which makes them ideal for applications where space is limited.

Planetary Motor For sale

Planetary Motor manufacturers, we will do our best to serve you. If you need customized products, or the products you need are not found on our website, or need a product catalog, don’t worry; uploaded. You can email us directly, and we will reply within 24 hours!



We are one of the best planetary motor manufacturers. We have exported our products to clients around the world and earned a good reputation because of our superior product quality and after-sales service. We warmly welcome customers both at home and abroad to contact us to negotiate business, exchange information, and cooperate with us!

Our commitment to customers:stomers:

◆ Outstanding expertise for optimum performance and reliability

◆ best cost-benefit ratio

◆ Short reaction times and high product availability

Custom Design

As a service to our customers, we offer extensive manufacturing experience and talent to meet the special needs of custom parts. Our in-house engineering team has extensive experience in designing and custom engineering solutions to meet your requirements. If you don’t see what you’re looking for in our standard range, please inquire about custom options.



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