NSH stainless steel direct-connected self-circulation chemical pump
| NO. | model | Flow rate (m³/h) | Head(m) | Rotational speed(r/min) | Power(kw) | supplier |
| 1 | NSH 40-25-125 | 6 | 20 | 2900 | 2.2 | Check → |
| 2 | NSH 40-25-160 | 6 | 32 | 2900 | 3 | Check → |
| 3 | NSH 40-25-200 | 6 | 50 | 2900 | 5.5 | Check → |
| 4 | NSH 40-25-250 | 6 | 80 | 2900 | 11 | Check → |
| 5 | NSH 50-32-125 | 12.5 | 20 | 2900 | 2.2 | Check → |