Xantrex Freedom SW GFCI Outlet Option Kit f/SW2000 SW2012 & SW3012 Only [808-9003]The Freedom SW 2000 Inverter Charger is offered with the GFCI (Ground Fault Circuit Interrupter) option to enable you to plug electronics directly on the inverter charger. This ground fault protected AC output is also a requirement for certain mobile applications. The GFCI plate can be mounted directly and quickly on the Freedom SW 2000. WARNING: This product can expose you to chemicals including Diisononyl Phthalate (DINP) which is known to the State