Example: To convert 5 inch-pound to horsepower hour, multiply 5 by 4.20875420411356e-8 to get 2.1044e-7 hp*h (2.1044e-7 hp*h).
| in*lbf | hp*h |
|---|---|
| 1 in*lbf | 4.2088e-8 hp*h (4.2088e-8 hp*h) |
| 2 in*lbf | 8.4175e-8 hp*h (8.4175e-8 hp*h) |
| 3 in*lbf | 1.2626e-7 hp*h (1.2626e-7 hp*h) |
| 4 in*lbf | 1.6835e-7 hp*h (1.6835e-7 hp*h) |
| 5 in*lbf | 2.1044e-7 hp*h (2.1044e-7 hp*h) |
| 6 in*lbf | 2.5253e-7 hp*h (2.5253e-7 hp*h) |
| 7 in*lbf | 2.9461e-7 hp*h (2.9461e-7 hp*h) |
| 8 in*lbf | 3.3670e-7 hp*h (3.3670e-7 hp*h) |
| 9 in*lbf | 3.7879e-7 hp*h (3.7879e-7 hp*h) |
| 10 in*lbf | 4.2088e-7 hp*h (4.2088e-7 hp*h) |
| 11 in*lbf | 4.6296e-7 hp*h (4.6296e-7 hp*h) |
| 12 in*lbf | 5.0505e-7 hp*h (5.0505e-7 hp*h) |
| 13 in*lbf | 5.4714e-7 hp*h (5.4714e-7 hp*h) |
| 14 in*lbf | 5.8923e-7 hp*h (5.8923e-7 hp*h) |
| 15 in*lbf | 6.3131e-7 hp*h (6.3131e-7 hp*h) |