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| Model No. | M250 | |
| Motor type | BLDC Hub motor | |
| Color | Black / Silver | |
| Electronic specifications | Rated voltage(V) | 36(48) |
| Rated power(W) | 250 | |
| Speed (km/Hr) | ＜25 | |
| No-load speed(rpm) | 400 ± 15 | |
| No-load current(A) | ＜1.45 | |
| Rated speed(rpm) | 300 ± 15 | |
| Rated current(A) | 8 | |
| Rated efficiency(%) | ≧80 | |
| Rated torque(N.m) | 7.9 | |
| Maximum torque(N.m)@100 rpm | 21.5 | |
| Maximum torque(N.m)@75 rpm | 28 | |
| Installation parameters | Brake | Disc brake |
| Installation Widths(mm/OLD) | 125 | |
| Max. Housing Diameter(mm) | 135.5 | |
| Cabling Route | Shaft Side, Right | |
| Cable Length(mm) | 80mm | |
| Spoke Specification | 36H × 13G | |
| Installation position | Rear wheel | |
 |
A | 81 |
| B | 38 | |
| C | 135.5 | |
| D | 122 | |
| E | 44 | |
| F | 33 | |
| G | M12 | |
| H | 0 | |
| I | 31 | |
| J | 9 | |
| K | 15 | |
| OLD | 125 | |
| WL | 61 | |
| WR | 64 |