| Motor data | | | | | | | |
Type | Voltage | Motor output at max. efficiency (W) | Rated torque (g.cm) | Mftrs. part no. | Order code | | |
| | | | | | | |
4:1 ratio | 3V | 0.59 | 800 | 990D41 | 37-1080 | | |
64:1 ratio | 3V | 0.59 | 1600 | 990D641 | 37-1081 | | |
256:1 ratio | 3V | 0.59 | 1800 | 990D2561 | 37-1082 | | |
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Reduction table (rpm) | | | | | | | |
Type | Supply Voltage (3V) | | | | | | |
990D41 | 3125 | | | | | | |
990D641 | 195 | | | | | | |
990D2561 | 49 | | | | | | |
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