Ergs per second to BTU (IT) per hour converter on this page calculates how many BTU (IT) per hour are in 'X' ergs per second (where 'X' is the number of ergs per second to convert to BTU (IT) per hour). In order to convert a value from ergs per second to BTU (IT) per hour (from erg/s to BTU/h) just type the number of erg/s to be converted to BTU/h and then click on the 'convert' button.