Horsepower-hour to Celsius heat units (IT) converter above calculates how many Celsius heat units (IT) are in 'X' horsepower-hour (where 'X' is the number of horsepower-hour to convert to Celsius heat units (IT)). In order to convert a value from horsepower-hour to Celsius heat units (IT) (from hph to CHU) simply type the number of hph to be converted to CHU and then click on the 'convert' button.