20D_mm_metal_gearmotor5a721868127a9_600x600.jpg

156:1 Metal Gearmotor 20Dx44L mm 6V CB

€20.16 *

Prices plus VAT plus shipping costs

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  • Pololu
  • EXP-R25-940
  • 3718
  • CN
  • 85011091
  • 0.1
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 a156.3:1 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 6 V: 93 RPM and 170 mA with no-load, 110 oz-in (7.9 kg-cm) and 2.9 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: 156.25:1
  • Free-run speed @ 6V: 93 rpm
  • Free-run current @ 6V: 170 mA
  • Stall current @ 6V: 2.9 A
  • Stall torque @ 6V: 110 oz·in
  • Extended motor shaft?: Y
  • Motor type: 2.9A stall @ 6V CB (carbon brush)
gear ratio: 156:01:00
extended motor shaft: Yes
shaft diameter: 4mm
Rated Voltage: 6V
Encoder: No
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