| 型 式 | 馬 力 | 轉 速 | 排 氣 速 度(m3/min) | 口 徑 | 液封水量 | |||
| Model | (Hp) | (rpm) | -700mmHg | -660mmHg | -500mmHg | -400mmHg | (in) | (L/min) |
| (60Torr) | (100Torr) | (260Torr) | (360Torr) | |||||
| DWP-5 | 5 | 1450 | 1.6 | 1.7 | 1.77 | 1.78 | 1 1/2 | 15 |
| 1750 | 1.85 | 2.1 | 2.12 | 2.16 | ||||
| DWP-7 | 7 1/2 | 1450 | 1.73 | 2.2 | 2.5 | 2.6 | 1 1/2 | 17 |
| 1750 | 2 | 2.7 | 3.1 | 3.2 | ||||
| DWP-10 | 10 | 1450 | 2.1 | 2.9 | 3.4 | 3.5 | 2 | 20 |
| 1750 | 2.4 | 3.5 | 4.2 | 4.3 | ||||