億光EVERLIGHT的 Opto Interrupter光遮斷器，俗稱“光電感應光耦”、“槽型光耦”、“反射式光耦”等等，EVERLIGHT光電開關有DIP插件型和SMT貼片型
ITR21107由紅外發光二極管和一個光電晶體封裝在一個黑色塑料外殼內，該結構小巧，由接收管接收紅外發光二極管的信號，可避免其他環境光的干擾，是設計非接觸性開關的最優選擇。
槽型光耦: ITR8010,ITR8102,ITR8102/F5,ITR8102/F5-1,ITR8102/R,ITR8103,ITR8104,ITR8105,ITR8117,ITR8402,ITR8402-A,ITR8402-F,ITR8402-F-A,ITR8403,ITR8403/R5,ITR8405,ITR8406,ITR8406/S,ITR8406/T10,ITR9606,ITR9606-F,ITR9606-A/F3,ITR9606/F5,ITR9606-F17,ITR9606/L5,ITR9608,ITR9608/F,ITR9702,ITR9702/F23,ITR9702/T,ITR9702/T1/F2,ITR9702-F,ITR9707,ITR9803,ITR9804,ITR9809,ITR9809-F/T,ITR9813,ITR9816, ITR9901,ITR9907,ITR20005,ITR20005-F,ITR20006,ITR20401,ITR20402,ITR20403,ITR20403-2,ITR20501,ITR20601,ITR21107