391:1 Metal Gearmotor 20Dx46L mm 6V with Extended Motor Shaft

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Hersteller: Pololu
Artikel-Nr.: EXP-R25-1003
Herstellernummer: 3472
Verfügbarkeit: 3
Herkunftsland: CN
Zolltarifnummer: 85011099
Gewicht (kg): 0.046

These small brushed DC gearmotors can deliver a lot of power for their size. This version has a... mehr

These small brushed DC gearmotors can deliver a lot of power for their size. This version has a 6V brushed DC motor combined with a 390.6:1 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: 37 RPM and 170 mA with no load, 19 kg-cm and 2.9 A at stall. Note: the gearbox torque limit is 5 kg-cm.

Specifications:

Size: 20D × 46L mm
Weight: 46 g
Shaft diameter: 4 mm
Gear ratio: 390.625:1
Free-run speed @ 6V: 37 rpm
Free-run current @ 6V: 170 mA
Stall current @ 6V: 2.9 A
Stall torque @ 6V: 19 kg-cm
Extended motor shaft?: Y
Motor type: 2.9A stall @ 6V

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