Direct replacement for Lippert, Venture and 1st generation ADTH RV 5th wheel landing gear. This combination of motor and wire harness is being installed on new RVs. The mote is rated for 5,000 lb of lifting, The motor and wire harness both require a 30 am 12 volt DC power supply. Please note: the harness included is to only be used with one (1) motor. If you are upgrading to a two (2) motor systme you will need to have a separte swicth and harnedd as the power draw will be too high. Also the power supply for this kit is 12 volt DC ONLY! Connecting to any other voltage of power will void any warranty.