Pololu Metal DC Gearmotors » 20D Metal Gearmotors » 6V Precious Metal Brush 20D Gearmotors »
78:1 Metal Gearmotor 20Dx43L mm 6V with Extended Motor Shaft
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 78.13:1 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: 180 RPM and 170 mA with no load, 62 oz-in (4.5 kg-cm) and 2.9 A at stall.
Alternatives available with variations in these parameter(s): gear ratio motor type extended motor shaft? Select variant…
Compare all products in 6V Precious Metal Brush 20D Gearmotors.
Description | Specs (10) | Pictures (14) | Resources (3) | FAQs (3) | On the blog (0) | Distributors (13) |
---|
Dimensions
Size: | 20D × 43L mm |
---|---|
Weight: | 44 g |
Shaft diameter: | 4 mm |
General specifications
Gear ratio: | 78.125:1 |
---|---|
No-load speed @ 6V: | 180 rpm |
No-load current @ 6V: | 170 mA |
Stall current @ 6V: | 2.9 A1 |
Stall torque @ 6V: | 62 oz·in1 |
Extended motor shaft?: | Y |
Motor type: | 2.9A stall @ 6V |
Notes:
Coupon Discount
INDEPENDENCE25PA: Get 21% off one or more items with brand Pololu and an active status (limit 5 per item). This offer is valid from 02 Jul 2025 to 07 Jul 2025.