Southwire 25 ft. 4-Gauge Solid SD Bare Copper Grounding Wire

Southwire's Bare Copper is used for residential electrical systems before entering the home, usually at the meter base. It is also used as a residential grounding wire. Solid and stranded bare copper (Classes AA and A) are used for overhead transmission and distribution applications. Solid bare copper (Classes B and C) are used for non-insulated hook-ups, jumpers and electrical construction.