Xantrex Freedom SW3012 Inverter/Charger. 815-3012. 12V, 3000W - 120 Vac / 60 Hz. Powerful. Configurable. Versatile..The NEW GENERATION Freedom SW series represents highly sophisticated and advanced inverter/ chargers available in 3000 W with 150 A charger and 2000 W with 100 A charger models.. Product Description. The second generation 3000 watt model has been completely redesigned to include many of the same great features found in its high power counterpart.A key feature enhancement is 'Genera