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