Abstract: A battery isolator alternator bracket incorporating one or more heat sinks comprising at least one heat sink, the bracket formed of two segments, an upper closure segment, and lower base segment, the heat sinks formed preferably of extruded aluminum are shaped to conform to the interior of the bracket, each heat sink including a finned heat exchanger, having a terminal connecting at its front, being in electrical contact with a button diode, adhered thereto, with the terminals of each heat sink connecting either directly or by cable to the battery post of the alternator, for transmission of charge to the various batteries during alternator electrical generation.