PURPOSE: To enhance productivity for wire harnesses, and efficiency in joint works, and concurrently prevent terminals housed in a terminal housing chamber from falling out later by reducing joint connectors and the like in number in use.

CONSTITUTION: A connector 10 with bus bars is made up of a housing main body 12, and of a spacer 13 which is fitted in a spacer fit-in section 15 formed in the aforesaid housing main body so as to be integrated with the aforesaid housing main body. A spacer includes bus bars 19a and 19b which are engaged with branched and connected specified terminals out of a plurality of terminals 14 exposed at the spacer fit-in section 15 so as to allow the terminals to be connected in electrical continuity.