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2285-POLOLU 47:1 120RPM Metal Gearmotor 25Dx52L mm with 48 CPR Encoder
This cylindrical, 2.54" x 0.98" x 0.98" brushed DC gearmotor with a 46.85:1 metal gearbox is a lower-current alternative to the HP version. It has an integrated 48 CPR quadrature encoder on the motor shaft, which provides 2249 counts per revolution of the gearbox’s output shaft. These units have a 0.315"-long, 4 mm-diameter D-shaped output shaft. This gearmotor is also available without an encoder.
Key specs at 6 V: 120 RPM and 80 mA free-run, 50 oz-in (3.6 kg-cm) and 2.2 A stall.
Dimensions
| Size: | 25D x 64L mm |
|---|---|
| Weight: | 3.58 oz |
| Shaft diameter: | 4 mm |
General specifications
| Gear ratio: | 46.85:1 |
|---|---|
| Free-run speed @ 6V: | 120 rpm |
| Free-run current @ 6V: | 80 mA |
| Stall current @ 6V: | 2200 mA |
| Stall torque @ 6V: | 50 oz·in |
| Lead length: | 8 in |
May vary by a few inches.
WARNING
