Pololu 73:1 Metal Gearmotor 20Dx44L mm

Pololu 73:1 Metal Gearmotor 20Dx44L mm info

About the Product

Pololu 73:1 Metal Gearmotor 20Dx44L mm is a small brushed DC gearmotor that can deliver a lot of power for its size. This version has a 73:1 metal gearbox with a 7mm (0.276") long, 4 mm-diameter D-shaped output shaft.

Pololu 73:1 Metal Gearmotor 20Dx44L mm is intended for use at 6 V. In general, these kinds of motors can run at voltages above and below this nominal voltage, so they should comfortably operate in the 3 – 9 V range. Higher voltages could start negatively affecting the life of the motor, and lower voltages might not be practical.

Product Details

• 73:1 gear ratio
• 4mm shaft diameter
• 180rpm free run speed
• 250mA free run current
• 3300mA stall current
• 4.3kg.cm stall torque

Technical Specifications

• Size: 20D x 44L mm
• Weight: 43g
• Shaft diameter: 4 mm
• Gear ratio: 73:1
• Free-run speed @ 6V: 180rpm
• Free-run current @ 6V: 250mA
• Stall current @ 6V: 3300mA
• Stall torque @ 6V: 4.32kg.cm

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Documents

References

Pololu Website:

https://www.pololu.com/product/1163