2BEC型水环式真空泵
| NO. | model | Rotational speed(r/min) | Axis power(kW) | Minimum suction pressure(hPa) | Inhalation pressure/60hPa | Inhalation pressure/200hPa | supplier |
| 1 | SKA(2BV) | 340 | 108 | 160 | 115 | 89 | Check → |
| 2 | SKA202〜253 | 390 | 132 | 160 | 130 | 109 | Check → |
| 3 | SKA400-720 | 440 | 150 | 160 | 147 | 122 | Check → |
| 4 | SK1.5-120 | 490 | 180 | 160 | 160 | 137 | Check → |
| 5 | SZ1〜4 | 530 | 200 | 160 | 170 | 147 | Check → |