JK - Pololu - 2377

This gearmotor is a miniature high-power, 12 V brushed DC motor with long-life carbon brushes and a 100.37:1 metal gearbox. It has a cross section of 10 × 12 mm, and the D-shaped gearbox output shaft is 9 mm long and 3 mm in diameter. This version also has a 4.5 × 1 mm extended motor shaft.

Key specs at 12 V: 320 RPM and 100 mA with no load, 30 oz-in (2.2 kg-cm) and 0.8 A at stall.

This gearmotor is a miniature high-power, 6 V brushed DC motor with long-life carbon brushes and a 297.92:1 metal gearbox. It has a cross section of 10 × 12 mm, and the D-shaped gearbox output shaft is 9 mm long and 3 mm in diameter. This version also has a 4.5 × 1 mm extended motor shaft.

Small motor with metal gear and encoder, rotation speed 50 RPM, operating voltage 6 V. GA46-N20E-0043

A small, low-power motor with a 10:1 metal gear, operating voltage of 6 V, power consumption from 0.02 A to 0.36 A, speed of 1300 RPM, maximum torque of 0.1 kg*cm and double-sided shaft. Pololu 2201

150:1 Micro Metal Gearmotor

A small medium-power engine with a 380: 1 metal gear, 6 V operating voltage, 0.04 A to 0.67 A power consumption, 57 RPM, maximum torque of 3.6 kg * cm and double-sided shaft. Pololu 4793

A small, high-power motor with a 250: 1 metal gear, 6 V operating voltage, 0.1 A to 1.5 A power consumption, 130 RPM, a maximum torque of 3.2 kg * cm and carbon brushes with increased durability. Pololu 3068

Small, high power motor with 10: 1 metal gear, 12 V operating voltage, power consumption from 0.06 A to 0.75 A, speed 3400 RPM, maximum torque 0.17 kg * cm, carbon brushes and double-sided shaft. Pololu 3048

This gearmotor is a miniature high-power, 6 V brushed DC motor with long-life carbon brushes and a 9.96:1 metal gearbox. It has a cross section of 10 × 12 mm, and the D-shaped gearbox output shaft is 9 mm long and 3 mm in diameter.

15:1 Micro Metal Gearmotor HP with Extended Motor Shaft

Small metal gear motor, rotation speed 381 RPM, operating voltage 6 V. GA1024-N20F-0038

Small metal gear motor, 200 RPM speed, 6V operating voltage. GA12-N20-0015

Small metal gear motor, rotation speed 68 RPM, operating voltage 6 V. GA1024-N20F-0036

Miniature, 6V brush DC motor with metal gear with 15,25:1 gear ratio. It has a cross section of 10 × 12 mm, and the D-shaped output shaft has a length of 10 mm and a diameter of 3 mm. Pololu 4787

A small medium-power motor with a 5:1 metal gear, 6 V operating voltage, 0.04 A to 0.67 A power consumption, 4400 RPM and a maximum torque of 0.06 kg * cm. Pololu 2362

A small, high power motor with 380: 1 metal gear, 6 V operating voltage, 0.07 A to 1.6 A power consumption, 84 RPM and a maximum torque of 5.5 kg * cm. Pololu 4794