E類薄型全光化交接箱，採背掛式裝設於封套式端子交接箱或屋外地上型光化交接箱背面，作為被動式光纖網路(PON)中光分歧器的戶外集中收容以及光纜匯分之用。

Type E thin and full photochemical distribution box is adopted wall mount and equipped on envelope terminal distribution box or on the back of outdoor ground photochemical distribution box. It is used for outdoor centralized collection and cable convergence & splitting of ratio coupler in passive optical network (PON).