| Wedge Shape | Flat, U or R shape |
| Thickness of wedge | 0.2 mm ~ 2.0 mm |
| Efficiency | 0.5~0.8sec/per slot |
| Armature OD | 20-55mm |
| Length of lamination | Max 60mm |
| Shaft length | 32~250mm |
| Shaft OD | 6~20mm |
| Slot number | 8-24 slots |
| Commutator OD | 16~50mm |
| Air pressure | 4~6kg/cm2 |
| Voltage | AC220V±10%, 50/60Hz |
| Machine power | 1.0KW |
| Weight | about 400Kg |
| Dimension | 910 mm x 880 mm x 1300mm |