Milliwatts to foot-pound-force per second converter on this page calculates how many foot-pound-force per second are in 'X' milliwatts (where 'X' is the number of milliwatts to convert to foot-pound-force per second). In order to convert a value from milliwatts to foot-pound-force per second (from mW to ft lbf/s) type the number of mW to be converted to ft lbf/s and then click on the 'convert' button.