Fujitsu S26113-E611-V70-1 is a desktop PC power supply for replacing a matching unit. Its 250 W output rating and 85+ LC designation identify this version in the Fujitsu parts range.
The unit is listed with two 8-pin connections and an 85 PLUS efficiency specification. These details describe its power capacity and connection layout for desktop PC use. This is a specific Fujitsu part, rather than a general-purpose external adapter.