499:1 Metal Gearmotor 25Dx58L mm LP 6V with 48 CPR EncoderPololu
This gearmotor consists of a low-power, 6 V brushed DC motor combined with a 498.87:1 metal spur gearbox, and it has an integrated 48 CPR quadrature encoder on the motor shaft, which provides 23,945.84 counts per revolution of the gearbox’s output shaft. The gearmotor is cylindrical, with a diameter just under 25 mm, and the D-shaped output shaft is 4 mm in diameter and extends 12.5 mm from the face plate of the gearbox.
Key specs at 6 V: 11 RPM and 250 mA free-run, 30 kg-cm and 2.4 A stall.
- Size: 25D x 70L mm
- Weight: 108 g
- Shaft diameter: 4 mm
- Gear ratio: 498.87:1
- No-load speed at 6 V: 11 rpm
- No-load current at 6 V: 250 mA
- Stall current at 6 V:2400 mA
- Stall torque at 6 V: 30 kg-cm
- Lead length: 20.32 cm
- Motor type: 2.4 A stall at 6 V (LP 6 V)
- Encoders: Yes