Decibars to kilopascals converter on this page calculates how many kilopascals are in 'X' decibars (where 'X' is the number of decibars to convert to kilopascals). In order to convert a value from decibars to kilopascals (from dbar to kPa) simply type the number of dbar to be converted to kPa and then click on the 'convert' button.