Electric junction box

An electric junction box for installation in an automobile, comprising:

• a power distributor comprising an internal circuit component of the electric junction box, said power distributor having relays and other electronic components mounted on one side of a printed circuit board and connected to a printed conductor, bus bars fixed on the other side of said printed circuit board, and heat sinks attached to the bus bar side of said printed circuit board;
• wherein said power distributor comprises a power distributor for a battery side connection and a power distributor for an alternator side connection, said power distributor for said battery side connection and said power distributor for said alternator side connection facing each other and each having said heat sinks facing outwardly away from said electric junction box;
• and
• a branch circuit block arranged perpendicular to said power distributor for said battery side connection and said power distributor for said alternator side connection, said branch circuit block configured from a lamination of bus bars and insulation plates.