Lichuan Planetary Reducer Gearbox 3 to 1 3:1 PLF120 120mm Frame Size High Precision High Torque
Lichuan Planetary Reducer Gearbox PLF120 – High Precision High Torque Series
Product Introduction – Planetary Reducer Gearbox
The Lichuan Planetary Reducer Gearbox PLF120 series is a high-precision transmission solution designed for demanding industrial automation systems. With a full range of reduction ratios including 3:1, 4:1, 5:1, 7:1, 10:1, 12:1, 15:1, 20:1, 25:1, 30:1, 35:1, 40:1, 50:1, 70:1, and 100:1, this Planetary Reducer Gearbox provides flexible motion control and optimized torque output.
Engineered for reliability and efficiency, this Planetary Reducer Gearbox is ideal for servo motor and stepper motor applications requiring high positioning accuracy.
Product Information – Planetary Reducer Gearbox
- Brand: Lichuan
- Product Name: Planetary Reducer Gearbox
- Model: PLF120
- Frame Size: 120mm
- Reduction Ratios: 3:1 ~ 100:1
- Application: Servo Motor / Stepper Motor
This Planetary Reducer Gearbox supports multi-stage configurations to achieve higher torque and lower output speed.
Product Description – Planetary Reducer Gearbox
The PLF120 Planetary Reducer Gearbox is manufactured using high-strength alloy steel gears and precision machining processes. It offers smooth transmission, low backlash, and high torque density.
With optimized internal structure, this Planetary Reducer Gearbox ensures stable operation under high-load conditions, making it suitable for continuous industrial use.
Key Features – Planetary Reducer Gearbox
- Wide ratio range from 3:1 to 100:1
- High precision Planetary Reducer Gearbox with low backlash
- High torque output for heavy-duty applications
- Compact 120mm frame size design
- High efficiency up to 95%
- Long service life with minimal maintenance
Technical Specifications – Planetary Reducer Gearbox
| Parameter |
Specification |
| Frame Size |
120mm |
| Reduction Ratio |
3:1 – 100:1 |
| Rated Torque |
95 – 280 Nm |
| Peak Torque |
2× Rated Torque |
| Input Speed |
≤3000 rpm |
| Max Input Speed |
≤6000 rpm |
| Backlash |
≤8–16 arcmin |
| Efficiency |
90%–95% |
This Planetary Reducer Gearbox ensures stable and efficient transmission performance.
Reduction Ratio Options – Planetary Reducer Gearbox
Available ratio options for this Planetary Reducer Gearbox include:
3:1, 4:1, 5:1, 7:1, 10:1, 12:1, 15:1, 20:1, 25:1, 30:1, 35:1, 40:1, 50:1, 70:1, 100:1
These multiple configurations allow the Planetary Reducer Gearbox to meet diverse speed and torque requirements.
Product Advantages – Planetary Reducer Gearbox
- High torque density in compact size
- Excellent positioning accuracy
- Strong load-bearing capacity
- Cost-effective alternative to premium brands
- Flexible customization for OEM applications
Product Technology – Planetary Reducer Gearbox
The Planetary Reducer Gearbox is built with:
- Precision ground gears
- Case-hardened alloy steel
- Advanced CNC machining
- Heat treatment technology
These technologies ensure durability and consistent performance.
Working Principle – Planetary Reducer Gearbox
The Planetary Reducer Gearbox uses a planetary gear system consisting of a sun gear, planet gears, and a ring gear. This design allows the Planetary Reducer Gearbox to reduce speed while increasing torque and maintaining high efficiency.
Applications – Planetary Reducer Gearbox
This Planetary Reducer Gearbox is widely used in:
- CNC machinery
- Robotics systems
- Packaging equipment
- Printing machines
- Laser cutting equipment
- Automation production lines
Product Uses – Planetary Reducer Gearbox
- Speed reduction
- Torque amplification
- Precision motion control
- Load matching
Parameter Table – Planetary Reducer Gearbox
| Item |
Value |
| Gear Type |
Planetary |
| Stage |
1 / 2 / 3 Stage |
| Torque Range |
95–280 Nm |
| Efficiency |
Up to 95% |
| Temperature Range |
-10°C to +90°C |
| Installation |
Flange Mount |
Production Process – Planetary Reducer Gearbox
- Raw material selection
- Gear hobbing and shaping
- Heat treatment
- Precision grinding
- Assembly
- Quality inspection
Each Planetary Reducer Gearbox undergoes strict testing before delivery.
Installation & Operation – Planetary Reducer Gearbox
- Connect motor shaft accurately
- Ensure proper alignment
- Perform no-load testing
- Monitor temperature during operation
Proper installation ensures optimal performance of the Planetary Reducer Gearbox.
Precautions – Planetary Reducer Gearbox
- Avoid overload operation
- Ensure proper lubrication
- Prevent contamination
- Perform regular inspection
Services – Planetary Reducer Gearbox
- OEM & ODM support
- Custom flange and shaft design
- Technical support and consultation
- Fast global shipping
FAQ – Planetary Reducer Gearbox
Q1: What motors can be used with this Planetary Reducer Gearbox?
A: It is compatible with servo motors and stepper motors (110mm / 130mm).
Q2: What reduction ratios are available?
A: From 3:1 up to 100:1.
Q3: Can I customize the gearbox?
A: Yes, customization is available for shaft, flange, and ratio.
Quality Assurance – Planetary Reducer Gearbox
- 100% factory tested
- Stable and consistent quality
- Long service life (>20,000 hours)
- Warranty support available
Company Introduction – Planetary Reducer Gearbox
Lichuan is a professional manufacturer specializing in Planetary Reducer Gearbox and motion control products. With advanced manufacturing facilities and strict quality control, we provide reliable solutions for global industrial automation markets.
Customer Support – Planetary Reducer Gearbox
- 24/7 online service
- Fast quotation within 12 hours
- Engineering technical support
- Global logistics solutions











