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250:1 Metal Gearmotor 20Dx46L mm 12V CB

€19.59 *

Prices plus VAT plus shipping costs

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  • Pololu
  • EXP-R25-911
  • 3482
  • CN
  • 85011099
  • 0.05
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 250:1 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.

Key specs at 12 V: 57 RPM and 90 mA with no-load, 200 oz-in (14.5 kg-cm) and 1.6 A at stall. Note: the gearbox torque limit is 70 oz-in (5 kg-cm); see detailed description for important product limitations.

Specifications:

  • Gear ratio: 250:1
  • Free-run speed @ 12V: 57 rpm
  • Free-run current @ 12V: 90 mA
  • Stall current @ 12V: 1.6 A1
  • Stall torque @ 12V: 200 oz·in
  • Free-run speed @ 6V: 29 rpm
  • Stall current @ 6V: 0.8 A
  • Stall torque @ 6V: 100 oz·in
  • Extended motor shaft?:N
  • Motor type: 1.6A stall @ 12V CB (carbon brush)
  • Size: 20D × 46L mm
  • Weight: 47 g
  • Shaft diameter:4 mm
gear ratio: 250:01:00
Rated Voltage: 12V
shaft diameter: 4mm
extended motor shaft: Nein
Encoder: No
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