| Single Phase | Three Phase | ||
| Horse Power | % Efficiency | Horse Power | % Efficiency |
| 1/6 | 25% | n/a | |
| 1/4 | 28% | n/a | |
| 1/3 | 30% | n/a | |
| 1/2 | 33% | .5 | 50% |
| 3/4 | 35% | .75 | 50% |
| 1 | 41% | 1.0 | 52% |
| 1 1/2 | 49% | 1.5 | 54% |
| 2 | 54% | 2.0 | 55% |
| 3 | 57% | 3.0 | 58% |
| 5 | 58% | 5.0 | 61% |
| 7 1/2 | 61% | 7.5 | 64% |
| 10 | 64% | 10.0 | 67% |
| n/a | 15.0 | 67% | |
| n/a | 20.0 | 69% | |
| n/a | 25.0 | 69% | |
| n/a | 30.0 | 70% | |
| n/a | 40.0 | 72% | |
| n/a | 50.0 | 72% | |
| n/a | 60.0 | 73% | |
| n/a | 75.0 | 73% | |
| n/a | 100.0 | 75% | |
| n/a | 125.0 | 75% | |
| n/a | 150.0 | 78% | |
| n/a | 200.0 | 78% | |