This Pelton turbine kitset 1 comes with all the parts required (excludes the green casing shown in picture and Smart Drive). You make it yourself following the plans provided. Available in 12/24/48 volt models. Drill press and basic hand tools required. These turbines extract energy from flowing water. If used in combination with a battery bank and inverter these units can supply all the electrical requirements of an energy efficient home. $75 NZ extra per jet/valve pack, up to 2 jets, 1 jet pack included in the price. Head required: 5 - 130 m Flow required: 0.25 - 8 l/s Power output: 1000 Watts max. Supply your site data (use file in info section) and we will assess your asite and advise power output and pipe sizes required..