Thank you for viewing my item!    Available is a vintage Tripp Lite Powerverter.    It is for the model PV550.   It is a DC to AC Inverter.    The item is in good condition physically.    It has not been tested so is being sold as is.   Shipping will be calculated shipping on 15 pounds in the US.    Outside the US will be calculated shipping charges on 15 pounds through global shipping program to select countries.