Description
The Pololu 6V 75:1 Micro Metal Gearmotor with Extended Motor Shaft is a compact, high-performance brushed DC motor designed for robotics and precision motion control applications. It features a 75.81:1 all-metal gearbox and long-life carbon brushes, ensuring durability and consistent torque output.
This version includes a 4.5 × 1 mm extended motor shaft, allowing easy installation of encoders such as the 12 CPR Magnetic Encoder Pair Kit for Micro Metal Gearmotors (HPCB compatible). Its small size and reliable power delivery make it ideal for micro robots, gear-driven mechanisms, and automation projects requiring precision at low speeds.
Key Features
• High-power 6V brushed DC motor with 75.81:1 precision metal gearbox
• Extended rear motor shaft for encoder attachment
• Long-life carbon brushes for improved durability
• Compact and lightweight — perfect for robotics and small automation systems
• Compatible with Pololu Magnetic Encoder Kit (HPCB version)
Specifications
| Parameter | Value |
|---|---|
| Gear Ratio | 75.81:1 |
| Operating Voltage | 6V |
| Free-run Speed @ 6V | 400 RPM |
| Free-run Current @ 6V | 120 mA |
| Stall Current @ 6V | 1.6 A |
| Stall Torque @ 6V | 22 oz·in (1.6 kg·cm) |
| Motor Type | Brushed DC (HPCB) |
| Brush Type | Long-life Carbon |
| Extended Motor Shaft | Yes (4.5 × 1 mm) |
| Output Shaft Diameter | 3 mm (D-shaped) |
| Motor Dimensions | 10 × 12 × 26 mm |
| Weight | 9.5 g |
What’s Included
• 1 × 6V Pololu 75:1 Micro Metal Gearmotor w/ Extended Motor Shaft
Applications
• Small robots and mobile platforms
• Line-following or maze-solving robots
• Precision drive systems and actuators
• Encoder-equipped feedback control systems
• Educational and DIY robotics kits
