What does a 10:1 planetary gearbox mean?

A 10:1 planetary gearbox means the motor speed is reduced by a factor of ten, providing a tenfold increase in torque. It is ideal for applications requiring higher torque and improved positioning accuracy.

What applications use a 10:1 planetary gearbox with a stepper motor?

A 10:1 planetary gearbox is commonly used in automation equipment, linear actuators, indexing systems, and precision machinery where both torque and control accuracy are critical.

Why choose a 10:1 planetary gearbox over lower ratios?

Compared to lower ratios, a 10:1 planetary gearbox offers significantly higher torque and reduced vibration, making it better suited for heavier loads and more demanding motion control tasks.

NEMA 17 Stepper Motor with Planetary Gearbox 10:1 Reduction Ratio

This NEMA 17 stepper motor with 10:1 planetary gearbox provides an excellent balance between speed reduction and torque amplification, making it ideal for automation systems requiring smooth motion and precise positioning.

NEMA 17 Stepper Motor with Planetary Gearbox 10:1

This model combines a high-precision NEMA 17 0.9° stepper motor with a
planetary gearbox 10:1 reduction ratio, delivering increased output torque while
maintaining stable rotational speed and positioning accuracy.

Why Choose a 10:1 Planetary Gearbox

A 10:1 planetary gear ratio is commonly selected when moderate speed reduction and
significant torque amplification are required. Compared with lower ratios, it offers
better load handling while keeping response smooth and controllable.

Stepper Motor Specifications

Item	Specification
Frame Size	NEMA 17 (42 × 42 mm)
Step Angle	0.9° ±5%
Phases	2
Phase Voltage	3.36 VDC
Phase Current	1.4 A
Holding Torque (Motor)	0.18 N·m

Planetary Gearbox Specifications

Item	Specification
Gearbox Type	Planetary Gearbox
Reduction Ratio	10 : 1
Efficiency	96%
Backlash	< 15 arcmin
Noise Level	< 55 dB

Gear Ratio Performance

Parameter	Value
Rated Output Torque	10 N·m
Gearbox Length	40 mm
Recommended Load	Automation positioning systems

Wiring Diagram

Wire Color	Function
Black	Phase A+
Green	Phase A−
Red	Phase B+
Blue	Phase B−

Backlash Engineering Note

Backlash is an important factor to consider when selecting a planetary gearbox for your application.
It refers to the play between the gear teeth that occurs when direction is reversed.
The amount of backlash can impact the precision and repeatability of your system.
In general, a higher gear ratio, such as 50:1, tends to introduce more backlash,
which may be acceptable for low-precision applications. However, for high-precision tasks like CNC machines or robotics,
a lower gear ratio such as 3:1 or 5:1 with minimal backlash is preferred to ensure accurate motion control.

It’s crucial to assess the backlash tolerance in your system and choose the appropriate gearbox ratio.
Lower backlash is generally preferred for applications requiring high accuracy and repeatability.

For more details on how backlash affects your system, please consult our Backlash vs Accuracy vs Repeatability blog post.

For more information on how to reduce backlash and optimize your planetary gearbox performance, read our in-depth technical article: How to Minimize Backlash in Planetary Gears.

Typical Applications

Industrial automation modules
Pick-and-place systems
Precision positioning platforms
Compact robotic joints

Download Datasheet

Download the full specification sheet for detailed parameters, wiring guide, and performance curves.

📄 Download PDF Datasheet

Planetary Gearbox Selection Guide

Selecting the correct planetary gear ratio depends on load torque, speed requirements, and positioning accuracy.

For applications requiring higher torque than a 10:1 planetary gearbox,a 20:1 planetary gearbox may be a better option.

Other Planetary Gearbox Options

This model is part of our
NEMA 17 planetary gearbox stepper motor series.

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