Tsurumi Pumps Model SF Series is made of cast iron. A compact Pumps with semi-open impeller (Semi-open) pumps are designed for pumping a High head and prevent bubbles in the pumping stations and wastewater treatment. The connection to the pipe size from 50-80mm. Submersible pump (Submersible Wastewater Pumps) type Semi-Open Impeller.
| Discharge Bore | Model | Motor Output | Phase | Starting Method | Solids Passage |
| (mm) | (kW) | (mm) | |||
| 50 | 50SF2.75 | 0.75 | 3-phase | D.O.L. | 11 / 10 |
| 50 | 50SF21.5 | 1.5 | 3-phase | D.O.L. | 11 / 10 |
| 50 | 50SF22.2 | 2.2 | 3-phase | D.O.L. | 7.5 |
| 50 | 50SF23.7 | 3.7 | 3-phase | D.O.L. | 7.5 |
| 80 | 80SF25.5 | 5.5 | 3-phase | D.O.L. | 15 / 19 |
| 80 | 80SF27.5 | 7.5 | 3-phase | D.O.L. | 19 / 21 |
| 80 | 80SF211 | 11 | 3-phase | Star-Delta | 22 |
