Horsepower (electric) to calories per second converter on this page calculates how many calories per second are in 'X' horsepower (electric) (where 'X' is the number of horsepower (electric) to convert to calories per second). In order to convert a value from horsepower (electric) to calories per second (from hp to cal/s) simply type the number of hp to be converted to cal/s and then click on the 'convert' button.