PL Series Precision Planetary Gearbox | Economy Line

The PL Series Economy Precision Spur Gearboxs provide dependable, cost-effective speed reduction with backlash ≤ 8 arcmin for ratios 3:1–10:1 and ≤ 10 arcmin for ratios 15:1–100:1. Available in sizes 60mm, 80mm, 90mm, and 120mm, suitable for automation and industrial equipment.

Product Highlights

Gear Ratio Range

Gear Ratio Range

i=3–100, stable torque for diverse applications

Backlash Accuracy

Backlash Accuracy

Economy ≤ 8′ / Precision ≤ 5′, ensuring positioning precision

High Efficiency

High Efficiency

Transmission efficiency ≥95%, low energy loss

Mounting Options

Mounting Options

Flange, foot, or shaft output for easy integration

Overview

The PL Series Precision Planetary Gearbox is engineered for applications that demand high accuracy, smooth operation, and long service life.
Its compact coaxial design ensures precise torque transmission, making it ideal for robotics, automation, and high-performance machinery.
With reinforced high-precision bearings and a wide gear ratio range, the PL Series is designed to deliver reliable, efficient performance under demanding industrial conditions.

Key Features

  • ⚙️ Precision Line – Optimized for high accuracy without sacrificing reliability
  • 🔄 Coaxial Gearbox – Available with spur or helical gears for smooth torque transmission
  • 🛠️ High-Precision Bearings – Effectively handle both axial and radial loads
  • 📏 Wide Gear Ratio Range – From i=3 up to i=512, covering diverse industrial requirements
  • 🧩 Flexible Mounting – Square or custom output flange options for easy installation
  • 🔁 Equidirectional Rotation – Suitable for complex automation layouts
  • 🌀 Disc-Style Planet Carrier – Ensures stability, reduced backlash, and long service life

Applications

The PL Series Precision Planetary Gearbox is ideal for high-accuracy and long-life industrial applications, including:

  • 🤖 Robotics & Automation Cells – High-precision robotic arms, pick-and-place systems, and assembly automation
  • 🏭 Industrial Automation – CNC machines, machine tools, and semiconductor equipment
  • 🚚 Conveyor & Material Handling Systems – Reliable power transmission for continuous operations
  • 📦 Packaging & Printing Machinery – Precise torque control with low noise and vibration
  • High-Performance Machinery – Applications requiring low backlash and stable operation under demanding conditions

Parameter Value
Frame Sizes 60mm, 80mm, 90mm, 120mm
Gearbox Ratio 3:1 – 512:1
Max Input Speed 10,000 rpm
Backlash (arcmin) Stage 1 (Ratio 3–10): ≤8′ Stage 2 (Ratio 15–100): ≤10′
Noise Level ≤ 75 dB
Protection Grade IP65
Life Span 20,000 hours
Certifications
Quality Management
Environmental Standard
European Conformity
China Compulsory Cert

Frequently Asked Questions

}
+86-510-68575818 sales@opggmotor.com +86 133 3790 2683