Technical parameter
| Model | SW —2100 | SW—2 500 | SW— 3250 |
| Voltage(V ) | 220 | 220 | 380 |
| Frequency(Hz) | 50 | 50 | 50 |
| Power( W) | 1800 | 2200 | 3000 |
| Pressure(Bar) | 120 | 150 | 150 |
| Low(L/Min) | 13.5 | 14 | 15 |
| Motor speed(RPM) | 2800 | 1400 | 1400 |