20.4:1 Metal Gearmotor 25Dx50L mm MP 12V with 48 CPR Encoder

This gearmotor consists of a medium-power, 12 V brushed DC motor combined with a 20.4:1 metal spur gearbox, and it has an integrated 48 CPR quadrature encoder on the motor shaft, which provides 979.62 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 12 V: 370 RPM and 200 mA free-run, 3 kg-cm and 2.1 A stall.

Specifications:

• Size: 25D x 62L mm
• Weight: 98 g
• Shaft diameter: 4 mm
• Gear ratio: 20.4:1
• No-load speed at 12 V: 370 rpm
• No-load current at 12 V: 200 mA
• Stall current at 12 V: 2100 mA
• Stall torque at 12 V: 3 kg-cm
• No-load speed at 6 V: 185 rpm
• Stall current at 6 V: 1050 mA
• Stall torque at 6 V: 1.5 kg-cm
• Lead length: 20.32 cm
• Motor type: 2.1 A stall at 12 V (MP 12 V)
• Encoders: Yes