A light-emitting device comprising: a support (11, 111, 211, 311, 411) having a primary surface; a power supply connector (21, 21', 121, 121', 221, 421) located on the primary surface of the support (11, 111, 211, 311, 411) and including a body, one or more holes that are provided in the body, one or more wire pads that are provided on a surface of the body, one or more external terminals (23b, 24b) that are located inside the respective one or more holes and one or more conductive connecting portions that are electrically connected to the respective wire pads; a semiconductor light-emitting element (31, 31') located on the primary surface (11a, 111a, 211a, 311a, 411a) of the support (11, 111, 211, 311, 411); one or more wires connecting the semiconductor light-emitting element (31, 31') and the one or more wire pads (23a, 423a); and a cover member located on the primary surface (11a, 111a, 211a, 311a, 411a) of the support (11, 111, 211, 311, 411) and covering the semiconductor light-emitting element (31, 31') and the wire pads (23a, 423a), wherein the one or external terminals (23b, 24b) are electrically connected to the one or more wire pads via a connecting portion buried inside the body, wherein a lower surface of the body is secured on the support (11, 111, 211, 311, 411), wherein the body has a first portion and a second portion, wherein the one or more wire pads (23a, 423a) are provided on an upper surface in the first portion and the one or more holes are provided in the second portion, and wherein the support (11, 111, 211, 311, 411) has one or more holes that correspond to the respective one or more holes in the body of the power supply connector (21, 21', 121, 121', 221, 421). a support (11, 111, 211, 311, 411) having a primary surface; a power supply connector (21, 21', 121, 121', 221, 421) located on the primary surface of the support (11, 111, 211, 311, 411) and including a body, one or more holes that are provided in the body, one or more wire pads that are provided on a surface of the body, one or more external terminals (23b, 24b) that are located inside the respective one or more holes and one or more conductive connecting portions that are electrically connected to the respective wire pads; a semiconductor light-emitting element (31, 31') located on the primary surface (11a, 111a, 211a, 311a, 411a) of the support (11, 111, 211, 311, 411); one or more wires connecting the semiconductor light-emitting element (31, 31') and the one or more wire pads (23a, 423a); and a cover member located on the primary surface (11a, 111a, 211a, 311a, 411a) of the support (11, 111, 211, 311, 411) and covering the semiconductor light-emitting element (31, 31') and the wire pads (23a, 423a), wherein the one or external terminals (23b, 24b) are electrically connected to the one or more wire pads via a connecting portion buried inside the body, wherein a lower surface of the body is secured on the support (11, 111, 211, 311, 411), wherein the body has a first portion and a second portion, wherein the one or more wire pads (23a, 423a) are provided on an upper surface in the first portion and the one or more holes are provided in the second portion, and wherein the support (11, 111, 211, 311, 411) has one or more holes that correspond to the respective one or more holes in the body of the power supply connector (21, 21', 121, 121', 221, 421).