Precision Planetary Gearbox
Precision Planetary Gearbox: High Precision and Superior Performance
Precision planetary gearbox is a mechanical device that is widely used in the industrial automation and servo applications. It is designed to provide high precision, high dynamic, and low backlash, making it ideal for applications that require high accuracy and reliability. The gearboxes are made of high-quality materials, such as aluminum-alloy die casting ADC12, 40Cr, and 20CrMnTi, which ensures the gearboxes' durability and longevity.
Features:
- EP high precision planetary gearboxes including a full series of inline(linear) and right angle precision planetary gearboxes.
- High precision, high dynamic, low backlash.
- Up to 3 optional backlash: Ultra Precision Backlash, High Precision Backlash, Standard Backlash.
- Superior performance for precision industrial automation and servo applications.
Components:
- Gearbox Housing & Flange: Aluminum-alloy Die Casting ADC12
- Gearset: Precision Planetary Gear Set
- Ring Gears: 40Cr
- Planetary Gears: 20CrMnTi, Surface Hardness HRC58~62, Inner Hardness HRC33~40
- Input Configurations: Keyed Hollow Shaft with Motor Adaptor
- Output Configurations: Keyed Solid Shaft Output, Keyless Solid Shaft Output
- Applicable Motors: Servo Motors, Stepper Motors
Models:
- PAB/PABR Series, PPG Series
Parameters:
Series | Stage | Models | Ratio | Rated Torque | Output Flange Dia. | Output Shaft Dia. | Backlash | Efficiency |
---|---|---|---|---|---|---|---|---|
PAB (Linear) | 1 | PAB042, PAB060, PAB090, PAB115, PAB142, PAB180, PAB220 | 3, 4, 5, 6, 7, 8, 9, 10 | 14N.m~2000N.m | 42mm~220mm | ??13, ??16, ??22, ??32, ??40, ??55, ??75 | ??1, ??3, ??5 arcmin | ??97% |
2 | PAB042, PAB060, PAB060A, PAB090, PAB090A, PAB115, PAB142, PAB180, PAB220 | 15, 20, 25, 30, 35, 40, 45, 50, 60, 70, 80, 90, 100 | 14N.m~2000N.m | 42mm~220mm | ??13, ??16, ??22, ??32, ??40, ??55, ??75 | ??3, ??5, ??7 arcmin | ??94% | |
PABR (Right Angle) | 1 | PABR042, PABR060, PABR090, PABR115, PABR142, PABR180, PABR220 | 3, 4, 5, 6, 7, 8, 9, 10, 14, 20 | 9N.m~2000N.m | 42mm~220mm | ??13, ??16, ??22, ??32, ??40, ??55, ??75 | ??2, ??4, ??6 arcmin | ??95% |
2 | PABR042, PABR060, PABR090, PABR115, PABR142, PABR180, PABR220 | 15, 20, 25, 30, 35, 40, 45, 50, 60, 70, 80, 90, 100, 120, 140, 160, 180, 200 | 14N.m~2000N.m | 42mm~220mm | ??13, ??16, ??22, ??32, ??40, ??55, ??75 | ??4, ??7, ??9 arcmin | ??92% | |
PPG (Linear) | 1 | PPG040, PPG060, PPG080, PPG080A, PPG120, PPG120A, PPG160 | 3, 4, 5, 7, 10 | 9N.m~423N.m | - | ??10, ??14, ??20, ??25, ??40 | ??6, ??8 arcmin | ??97% |
2 | PPG040, PPG060, PPG080, PPG080A, PPG120, PPG120A, PPG160 | 15, 16, 20, 25, 30, 35, 40, 50, 70, 100 | 9N.m~423N.m | - | ??10, ??14, ??20, ??25, ??40 | ??8, ??10 arcmin | ??94% |
Installation, Maintenance, and Repair:
- Installation: Before installation, it is essential to ensure that the gearbox is clean, and the input and output shafts are aligned correctly. When installing the gearbox, make sure to use the appropriate tools and follow the manufacturer's instructions carefully.
- Maintenance: To ensure the gearbox's optimal performance, it is crucial to perform regular maintenance, including cleaning, lubrication, and inspection.
- Repair: If the gearbox is damaged or malfunctioning, it is recommended to seek professional repair services. Attempting to repair the gearbox without adequate knowledge and skills can cause more damage and result in additional costs.
- Replacement: If the gearbox is beyond repair or no longer meets the application requirements, it is advisable to replace it with a new one.
Common Use Scenarios:
Precision planetary gearboxes are widely used in various industries, including robotics, automation, aerospace, medical equipment, and more. They are commonly used in applications that require high precision and accuracy, such as CNC machines, printing machinery, cutting machinery, and so on.
Advantages:
- High precision and accuracy.
- Low backlash.
- Durable and long-lasting.
- Easy to install, maintain, and repair.
- Compatible with various motors, such as servo motors and stepper motors.
Company's Other Products:
In addition to precision planetary gearboxes, our company also supplies various plastic gears used in industry, such as agricultural gearboxes, power output shafts, sprockets, fluid couplings, worm gear reducers, gears and racks, detachable chains, pulleys and pulleys, planetary gearboxes, timing pulleys, bushings, and more. Our products are high-quality, competitively priced, and come with considerate service. We welcome customers to come to us for drawing or sample customization.
Q&A:
1. What are precision planetary gearboxes?
Precision planetary gearboxes are mechanical devices that provide high precision, high dynamic, and low backlash. They are widely used in various industries, including robotics, automation, aerospace, medical equipment, and more.
2. What are the advantages of precision planetary gearboxes?
The advantages of precision planetary gearboxes include high precision and accuracy, low backlash, durability and longevity, easy installation, maintenance, and repair, and compatibility with various motors such as servo motors and stepper motors.
3. What are the common use scenarios of precision planetary gearboxes?
Precision planetary gearboxes are commonly used in applications that require high precision and accuracy, such as CNC machines, printing machinery, cutting machinery, and more.
4. How do I install a precision planetary gearbox?
Before installation, it is essential to ensure that the gearbox is clean, and the input and output shafts are aligned correctly. When installing the gearbox, make sure to use the appropriate tools and follow the manufacturer's instructions carefully.
5. What should I do if my precision planetary gearbox is damaged or malfunctioning?
If your precision planetary gearbox is damaged or malfunctioning, it is recommended to seek professional repair services. Attempting to repair the gearbox without adequate knowledge and skills can cause more damage and result in additional costs.
About us

We guarantee top-quality products at the best prices in China! Special orders are welcome, and if you’re interested in any of our products, feel free to reach out for more detailed information. We ensure our products are safe, high-quality, and reasonably priced. Please contact us as soon as possible if you’d like to learn more. We’re eager to cooperate with you!
A large portion of our products is exported to Europe and the Americas, with both standard and custom options available. We can manufacture according to your drawings or samples, using standard materials or as per your specific requirements. Choosing us means choosing reliability.

Materials Available
1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request

Surface Treatment
Annealing, natural canonization, heat treatment, polishing, nickel plating, chrome plating, zinc plating,yellow passivization, gold passivization, satin, Black surface painted etc.
Processing Method
CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly

QC & Certificate
Technicians self-check in production,final-check before package by professional Quality inspector
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
Package & Lead Time
Size: Drawings
Wooden Case/Container and pallet, or as per customized specifications.
15-25days samples. 30-45days offcial order
Port: Shanghai/Ningbo port

Industries We Service
