313:1 Metal Gearmotor 20Dx46L mm 6V CB

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Manufacturer: Pololu
Order number: EXP-R25-907
Manufacturer part number: 3709
Availability: 2
country of origin: CN
HS code: 85011099
Weight (kg): 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 6V brushed DC motor with long-life carbon brushes combined with a 312.5:1 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: 46 RPM and 170 mA with no load, 220 oz-in (16 kg-cm) and 2.9 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: 312.5:1
Free-run speed @ 6V: 46 rpm
Free-run current @ 6V: 170 mA
Stall current @ 6V: 2.9 A1
Stall torque @ 6V: 220 oz·in1
Extended motor shaft?: N
Motor type: 2.9A stall @ 6V CB (carbon brush)
Size: 20D × 46L mm
Weight: 47 g
Shaft diameter: 4 mm