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25:1 Metal Gearmotor 20Dx41L mm 6V CB

€19.32 *

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  • Pololu
  • EXP-R25-993
  • 3700
  • 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 6V brushed DC motor with long-life carbon brushes combined with a 25:1 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 6 V: 590 RPM and 170 mA with no load, 22 oz-in (1.6 kg-cm) and 2.9 A at stall. Note: the gearbox torque limit is 70 oz-in (5 kg-cm).

Specifications:

  • Size: 20D × 41L mm
  • Weight: 44 g
  • Shaft diameter: 4 mm
  • Gear ratio: 25:1
  • Free-run speed @ 6V: 590 rpm
  • Free-run current @ 6V: 170 mA
  • Stall current @ 6V: 2.9 A
  • Stall torque @ 6V: 1.6 kg-cm
  • Extended motor shaft?: N
  • Motor type: 2.9A stall @ 6V CB (carbon brush)
Power Range: LP
gear ratio: 25:01:00
shaft diameter: 4mm
extended motor shaft: Nein
Rated Voltage: 6V
Encoder: No
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