Direct current is a type of electricity transmission and distribution by which electricity flows in one direction through the conductor, usually relatively low voltage and high current. This is the type of current created by your solar panels. To be used for homes, DC must be converted to Alternating current is a type of electrical current, the direction of which is reversed at regular intervals or cycles. In... More using an An Inverter is a device that converts direct current (DC) electricity to alternating current (AC) electricity. This converts power from... More.