A window assembly comprising: a transparent pane including glass; an electrical conductor disposed on the transparent pane; a wiring harness configured to energize the electrical conductor; an electrical joint between the wiring harness and the electrical conductor; and a mechanically protective enclosure assembly adhered to the transparent pane to define an internal volume therebetween, wherein the electrical joint is disposed within the internal volume and spaced from the enclosure assembly, the enclosure assembly including: a first member having a transparent-pane engaging surface, a first interface surface, and a plurality of first walls extending therebetween, the transparent-pane engaging surface being adhered to the transparent pane, a second member attached to the first member, the second member including a top member, a second interface surface, and a plurality of second walls extending therebetween, the first interface surface engaging the second interface surface to provide a first fluid-tight seal, and an opening at least partially defined by at least one of the plurality of second walls, the opening engaging the wiring harness to provide a second fluid-tight seal therebetween, the first fluid-tight seal and the second fluid-tight seal providing a fluidic barrier about the electrical joint. a transparent pane including glass; an electrical conductor disposed on the transparent pane; a wiring harness configured to energize the electrical conductor; an electrical joint between the wiring harness and the electrical conductor; and a mechanically protective enclosure assembly adhered to the transparent pane to define an internal volume therebetween, wherein the electrical joint is disposed within the internal volume and spaced from the enclosure assembly, the enclosure assembly including: a first member having a transparent-pane engaging surface, a first interface surface, and a plurality of first walls extending therebetween, the transparent-pane engaging surface being adhered to the transparent pane, a second member attached to the first member, the second member including a top member, a second interface surface, and a plurality of second walls extending therebetween, the first interface surface engaging the second interface surface to provide a first fluid-tight seal, and an opening at least partially defined by at least one of the plurality of second walls, the opening engaging the wiring harness to provide a second fluid-tight seal therebetween, the first fluid-tight seal and the second fluid-tight seal providing a fluidic barrier about the electrical joint. a first member having a transparent-pane engaging surface, a first interface surface, and a plurality of first walls extending therebetween, the transparent-pane engaging surface being adhered to the transparent pane, a second member attached to the first member, the second member including a top member, a second interface surface, and a plurality of second walls extending therebetween, the first interface surface engaging the second interface surface to provide a first fluid-tight seal, and an opening at least partially defined by at least one of the plurality of second walls, the opening engaging the wiring harness to provide a second fluid-tight seal therebetween, the first fluid-tight seal and the second fluid-tight seal providing a fluidic barrier about the electrical joint.