BTU (IT) per hour to kilocalories per hour converter above calculates how many kilocalories per hour are in 'X' BTU (IT) per hour (where 'X' is the number of BTU (IT) per hour to convert to kilocalories per hour). In order to convert a value from BTU (IT) per hour to kilocalories per hour (from BTU/h to kcal/h) simply type the number of BTU/h to be converted to kcal/h and then click on the 'convert' button.