A battery pack (10) includes a first intermediate connecting member (54) that electrically connects: a harness (30a) which is electrically connected to a battery core pack (14); and a first connection terminal (44). The first intermediate connecting member (54) includes: a harness connection portion (86) to which an end (31) of the harness (30a) is connected; and a terminal connection portion (88) to which the first connection terminal (44) is connected. A body portion (84) of the first intermediate connecting member (54) includes an offset portion (94). The offset portion (94) connects: a first extension end (90) extending from the harness connection portion (86); to a second extension end (92) extending from the terminal connection portion (88).
