A module comprising: a first member that comprises a first insulating substrate, a first conductor layer comprising a plurality of first conductor layer units (12a-d) provided on an upper side of the first insulating substrate, and first electronic elements (31a, 32a) provided on an upper side of the first conductor layer; a second member that comprises a second insulating substrate, a second conductor layer comprising a plurality of second conductor layer units (62a-c) provided on a lower side of the second insulating substrate, and second electronic elements (31b, 32b) provided on a lower side of the second conductor layer; and a sealing member that is provided between the first insulating substrate and the second insulating substrate, covering the first and second electronic elements, wherein the first electronic elements and the second electronic elements are opposingly disposed, the first electronic elements comprise a first switching element and a first rectifying element, the second electronic elements comprise a second switching element and a second rectifying element, a first electrically conductive conductor post connects the first switching element and the second rectifying element, a second electrically conductive conductor post connects the second switching element and the first rectifying element, the first switching element is provided on one of the first conductor layer units, the first rectifying element is provided on another one of the first conductor layer units, the second switching element is provided on one of the second conductor layer units, the second rectifying element is provided on another one of the second conductor layer units, a third electrically conductive conductor post connects the first conductor layer unit on which the first switching element is provided and the second conductor layer unit on which the second rectifying element is provided, and a fourth electrically conductive conductor post connects the second conductor layer unit on which the second switching element is provided and the first conductor layer unit on which the first rectifying element is provided. a first member that comprises a first insulating substrate, a first conductor layer comprising a plurality of first conductor layer units (12a-d) provided on an upper side of the first insulating substrate, and first electronic elements (31a, 32a) provided on an upper side of the first conductor layer; a second member that comprises a second insulating substrate, a second conductor layer comprising a plurality of second conductor layer units (62a-c) provided on a lower side of the second insulating substrate, and second electronic elements (31b, 32b) provided on a lower side of the second conductor layer; and a sealing member that is provided between the first insulating substrate and the second insulating substrate, covering the first and second electronic elements, wherein the first electronic elements and the second electronic elements are opposingly disposed, the first electronic elements comprise a first switching element and a first rectifying element, the second electronic elements comprise a second switching element and a second rectifying element, a first electrically conductive conductor post connects the first switching element and the second rectifying element, a second electrically conductive conductor post connects the second switching element and the first rectifying element, the first switching element is provided on one of the first conductor layer units, the first rectifying element is provided on another one of the first conductor layer units, the second switching element is provided on one of the second conductor layer units, the second rectifying element is provided on another one of the second conductor layer units, a third electrically conductive conductor post connects the first conductor layer unit on which the first switching element is provided and the second conductor layer unit on which the second rectifying element is provided, and a fourth electrically conductive conductor post connects the second conductor layer unit on which the second switching element is provided and the first conductor layer unit on which the first rectifying element is provided.