The utility model discloses a frame type photoelectric comprehensive case, the power distribution box comprises a box body, the box comprises distribution storehouse, exchange storehouse, roof and chamber door, the inner chamber of box divide into distribution storehouse and exchange storehouse, and the inner chamber in distribution storehouse installs auxiliary electrical power source, photoelectric converter, distributing box, fused fiber splice box and storage compartment from top to bottom in proper order, photoelectric converter's input and cable junction, and photoelectric converter's output passes through fiber connector and is connected with distributing box and fused fiber splice box respectively. Through being equipped with the distributing box, can will synthesize the incasement electric wire very neatly and put and prevent to cause the conflagration, be equipped with the fused fiber splice box through the inner chamber in the distribution storehouse, increase number of interfaces and removed the limitation that is suitable for, be equipped with thermal dissipation baffle 4 at least through the inner chamber in the exchange storehouse, can put more switches and through be equipped with heat abstractor at the chamber door inner chamber, can dispel the heat to the box inner chamber through heat abstractor.