A twelve volt electrical outlet assembly comprises an outlet cover comprising first and second openings, first and second outlet sockets adapted to fit in the first and second openings, and a rear housing. The outlet assembly also comprises a first contact disposed on an interior of the rear housing, a second contact coupled to the first and second outlet sockets, a positive insulated conductive wire associated with a 110 volt dual electrical junction box, the positive insulated conductive wire being coupled to the first contact, and a negative insulated conductive wire coupled to the second contact. The positive insulated conductive may be soldered to the first contact, and the negative insulated conductive wire may be soldered to the second contact. A method of installing the twelve volt electrical outlet assembly in a house is also provided.