Example:
15 kW = 20.115331 horsepower (550 ft·lbf/s)
1 kW = 1.341022 horsepower (550 ft·lbf/s) | 1 horsepower (550 ft·lbf/s) = 0.7457 kW
Conversion Steps:
15 × (1000 / 745.699871582) = 20.115331344