Standard electric motor furnished is 1 HP, 110 volt AC. Optional motors are 230 volt AC, single phase; 230/460 volt AC, 3 phase; all with 110 volt AC controls. Larger motors--2, 3, 5, 7.5, and 10 HP--are available on larger tables for increased lift speed. Higher horsepower motors may have to be external to table; consult factory.