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120:1 Mini Plastic Gearmotor, 90° 3mm D-Shaft Output, Extended Motor Shaft

€6.45 *

Prices incl. VAT plus shipping costs

Ready to ship today,
Delivery time appr. 1-3 workdays

  • Pololu
  • EXP-R25-831
  • 1515
  • 9
  • CN
  • 85011099
  • 0.02
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This compact, inexpensive plastic gearmotor (brushed DC motor with a 120:1 reduction gearbox) is... more

This compact, inexpensive plastic gearmotor (brushed DC motor with a 120:1 reduction gearbox) is well suited for use in small robots. While intended for operation at 4.5 V, it should run comfortably in the 3 V to 6 V range. The gearbox has a 9.7 mm-long, 3 mm-diameter D-shaped output shaft that is perpendicular to the motor shaft, and a built-in safety clutch helps protect the gears from excessive loads. This version also has a 5×1.5 mm extended motor shaft.

Keys at 4.5 V spec: 120 RPM and 80 mA free-run, 1.4 kg-cm and 0.8 A stall.

Specifications:

  • Size: 54.5 x 20 x 13.8 mm
  • Weight: 19.5 g
  • Shaft diameter: 3 mm
  • Shaft type: 90° 3mm D
  • Typical operating voltage: 4.5 V
  • Gear ratio: 120:1
  • No-load speed at 4.5V: 120 rpm
  • No-load current at 4.5V: 80 mA
  • Stall current at 4.5V: 800 mA
  • Stall torque at 4.5V: 1.4 kg-cm
  • Extended motor shaft: Yes
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