This metal gearmotor is a compact (29.5 x 15.5 x 15.5mm) brushed DC motor with an enclosed 115:1 metal gearbox. These units have a 9.3mm-long, 3 mm-diameter D-shaped output shaft. Key specs at 6 V: 140 RPM and 60 mA free-run, 35 oz-in (2.5 kg-cm) and 0.8 A stall.
This brushed DC gearmotor has a long (0.365" or 9.27 mm), 3 mm-diameter D-shaped metal output shaft that matches our assortment of wheels . Alternatively, our 3mm universal mounting hub can be used to mount custom wheels and mechanisms to the gearmotor’s output shaft.
We also stock a mounting bracket to fit this motor.
Pololu 15.5D mm metal gearmotor bracket pair with 15.5D motor
The face plate has two mounting holes threaded for M2 screws.
15.5D Gearmotor Dimensions
| Size: | 15.5D x 30L mm |
|---|---|
| Weight: | 19 g |
| Shaft diameter: | 3 mm |
| Gear ratio: | 115:1 |
|---|---|
| Free-run speed @ 6V: | 140 rpm |
| Free-run current @ 6V: | 60 mA |
| Stall current @ 6V: | 800 mA |
| Stall torque @ 6V: | 35 oz·in / 2.5kg-cm |
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