Foot-pound-force per hour to milliwatts conversion calculator above calculates how many milliwatts are in 'X' foot-pound-force per hour (where 'X' is the number of foot-pound-force per hour to convert to milliwatts). In order to convert a value from foot-pound-force per hour to milliwatts (from ft lbf/h to mW) type the number of ft lbf/h to be converted to mW and then click on the 'convert' button.