195:1 Metal Gearmotor 20Dx44L mm 12V CB with Extended Motor Shaft

PololuSKU: EXP-R25-979

Sale price29,95 €

excl. VAT plus Versand

Only 1 unit left

Manufacturer Product Number: 3493
Taric: 85011091
Country of origin: CN

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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 195.3:1 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 12 V: 72 RPM and 90 mA with no-load, 160 oz-in (11.5 kg-cm) and 1.6 A at stall. Note: the gearbox torque limit is 70 oz-in (5 kg-cm).


  • Size: 20D × 44L mm
  • Weight: 46 g
  • Shaft diameter: 4 mm
  • Gear ratio: 195.3125:1
  • Free-run speed @ 12V: 72 rpm
  • Free-run current @ 12V: 90 mA
  • Stall current @ 12V: 1.6 A
  • Stall torque @ 12V: 11.5 kg-cm
  • Free-run speed @ 6V: 36 rpm
  • Stall current @ 6V: 0.8 A
  • Stall torque @ 6V: 5.75 kg-cm
  • Extended motor shaft?: Y
  • Motor type: 1.6A stall @ 12V CB (carbon brush)

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This depends on where you are located. After the order is handed over to UPS, the delivery time in Germany is about 2-3 days, within Europe about 1 week.

We ship our orders with UPS (United Parcel Service).

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