A power distribution system, comprising: a contactor with a lead; a power-consuming device bus bar; and an interconnect connected to the lead and the power-consuming device bus bar, the interconnect comprising: a lead post, wherein the lead post is connected to the contactor lead; a bus bar post in series with the lead post, wherein the bus bar post is connected to the power-consuming device bus bar; and a plurality of electrically conductive heat rejection components extending between the lead post and the bus bar post, wherein the heat rejection components are arranged electrically in parallel with one another between the lead post and the bus bar post for passively dissipating heat conveyed from the lead post toward the bus bar post and conducting current between the lead post and the bus bar post, wherein the lead post is connected electrically in series with the bus bar post through the heat rejection components such that all current flowing from the bus bar post to the lead post traverses the heat rejection components, characterized in that the heat rejection components are arranged orthogonal with respect to the lead post and the bus bar post, and in that the heat rejection components have a greater surface area than the lead post for a given electrical cross-section and thereby dissipate a greater portion of the heat generated by the contactor than the lead post. a contactor with a lead; a power-consuming device bus bar; and an interconnect connected to the lead and the power-consuming device bus bar, the interconnect comprising: a lead post, wherein the lead post is connected to the contactor lead; a bus bar post in series with the lead post, wherein the bus bar post is connected to the power-consuming device bus bar; and a plurality of electrically conductive heat rejection components extending between the lead post and the bus bar post, wherein the heat rejection components are arranged electrically in parallel with one another between the lead post and the bus bar post for passively dissipating heat conveyed from the lead post toward the bus bar post and conducting current between the lead post and the bus bar post, wherein the lead post is connected electrically in series with the bus bar post through the heat rejection components such that all current flowing from the bus bar post to the lead post traverses the heat rejection components, a lead post, wherein the lead post is connected to the contactor lead; a bus bar post in series with the lead post, wherein the bus bar post is connected to the power-consuming device bus bar; and a plurality of electrically conductive heat rejection components extending between the lead post and the bus bar post, wherein the heat rejection components are arranged electrically in parallel with one another between the lead post and the bus bar post for passively dissipating heat conveyed from the lead post toward the bus bar post and conducting current between the lead post and the bus bar post, wherein the lead post is connected electrically in series with the bus bar post through the heat rejection components such that all current flowing from the bus bar post to the lead post traverses the heat rejection components, characterized in that the heat rejection components are arranged orthogonal with respect to the lead post and the bus bar post, and in that the heat rejection components have a greater surface area than the lead post for a given electrical cross-section and thereby dissipate a greater portion of the heat generated by the contactor than the lead post.