2 PCS GA12-N20 N20 DC 6V Micro Speed GEAR MOTOR MINI Reduction Motor with Metal Gearbox Wheel Deceleration Motor Smart Car Robot
GA12-N20 geared motor, all-metal structure, copper gearbox, all-steel micro gears, suitable for making various robot models and technology models. This model is an upgraded version, updated the deceleration design, using a better quality N20 motor.
(1) Motor length (including gearbox): approximately 24.3mm
(2) Width: 12mm
(3) Height: 10mm
(4) Shaft diameter: 3mm D-axis
(5) Shaft length: 6.5mm, 9mm, 10mm, 4mm
(6) Voltage: 3-6v
(7) Actual measurement:
10mm model: 3V, no-load current 40ma, speed about 40RPM
6V, no-load current 50ma, speed about 230RPM
9mm models: 3V, no-load current 30ma, speed about 39RPM
6V, no-load current 40ma, speed about 75RPM
6.5mm model: 3V, no-load current 30ma, speed about 26RPM
6V, no-load current 50ma, speed about 53RPM
4mm model: no-load speed: about 110RPM
Deceleration ratio: 1:298
Reference torque: 1.5KG/cm
Driving voltage: 6v