Dimension
The diameter, height, and axle hole of all specifications of impellers can be according to the requirements of the users.
| Specifications | Diameter(mm) | Height(mm) | Axle hole(mm) | Blade number |
| 200 | 202 | 176 | 25 | 38 |
| 225 | 228 | 196 | 25 | 42 |
| 250 | 254 | 218 | 25 | 38 |
| 280 | 284 | 246 | 30 | 42 |
| 315 | 318 | 274 | 30 | 38 |
| 355 | 358 | 308 | 35 | 42 |
| 400 | 404 | 348 | 35 | 38 |
| 450 | 454 | 390 | 40 | 42 |
| 500 | 504 | 434.4 | 40 | 38 |
| 560 | 564 | 486.4 | 50 | 42 |
| 630 | 634 | 546.4 | 50 | 38 |
| 710 | 714 | 618 | 50 | 42 |
| 800 | 804 | 694 | 55 | 38 |
| 900 | 906 | 778 | 60 | 42 |
| 1000 | 1006 | 865.4 | 60 | 48 |
| 1120 | 1126 | 967.4 | 75 | 48 |
| 1250 | 1256 | 1083 | 80 | 54 |
| 1400 | 1406 | 1211 | 80 | 54 |