Kilowatts to liter-atmosphere per second conversion calculator above calculates how many liter-atmosphere per second are in 'X' kilowatts (where 'X' is the number of kilowatts to convert to liter-atmosphere per second). In order to convert a value from kilowatts to liter-atmosphere per second (from kW to L atm/s) simply type the number of kW to be converted to L atm/s and then click on the 'convert' button.