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