The Solarbotics GM9 Gear Motor has a 143:1 gear ratio with a 90 degree output shaft and built in safety clutch.
This motor is similar to the Solarbotics GM8 Gear Motor but has a 90 degree shaft instead. The shaft is 7mm in diameter with two flattened sides and fits the Solarbotics Gear Motor Wheels perfectly.
This motor is about twice as fast as the Solarbotics GM3 Gear Motor yet still has a good amount of torque.
|Motor Voltage||3-12 V|
|No-Load Current at 3V||50 mA|
|No-Load Speed at 3V||40 RPM|
|Stall Current at 3V||400 mA|
|Stall Torque at 3V||3.2 kg-cm (44.4 oz-in)|
|No-Load Current at 6V||52 mA|
|No-Load Speed at 6V||78 RPM|
|Stall Torque at 6V||5.5 kg-cm (76.4 oz-in)|
|Stall Current at 6V||700 mA|