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