20Dx46L_Metal_Gearmotor_Extended_Shaft5aad5ec6ce44d_600x600.jpg

125:1 Metal Gearmotor 20Dx44L mm 12V CB

€29.95 *

Prices plus VAT plus shipping costs

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  • Pololu
  • EXP-R25-981
  • 3491
  • CN
  • 85011091
  • 0.047
These small brushed DC gearmotors can deliver a lot of power for their size. This version has a... more

These small brushed DC gearmotors can deliver a lot of power for their size. This version has a 12V brushed DC motor with long-life carbon brushes combined with a 125:1 metal spur gearbox. The gearmotor is cylindrical with a diameter of 20 mm, and the D-shaped output shaft is 4 mm in diameter and extends 18 mm from the face plate of the gearbox. This version also has a 6 × 2 mm extended motor shaft.

Key specs at 12 V: 110 RPM and 90 mA with no-load, 110 oz-in (7.9 kg-cm) and 1.6 A at stall. Note: the gearbox torque limit is 70 oz-in (5 kg-cm).

Specifications:

  • Size: 20D × 44L mm
  • Weight: 46 g
  • Shaft diameter: 4 mm
  • Gear ratio: 125:1
  • Free-run speed @ 12V: 110 rpm
  • Free-run current @ 12V: 90 mA
  • Stall current @ 12V: 1.6 A
  • Stall torque @ 12V: 7.9 kg-cm
  • Free-run speed @ 6V: 55 rpm
  • Stall current @ 6V: 0.8 A
  • Stall torque @ 6V: 3.95 kg-cm
  • Extended motor shaft?: Y
  • Motor type: 1.6A stall @ 12V CB (carbon brush)
gear ratio: 125:1
Encoder: No
shaft diameter: 4mm
extended motor shaft: Yes
Power Range: LP
Rated Voltage: 12V
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