The ABB XT2VU3050AFF000XXX is a molded case switch from the XT2V series, designated XT2V 125 TMF. This is the part you need when the BOM calls out that specific ABB order code for a panel or machine disconnect.
The XT2V 125 TMF designation indicates a 125 A frame size with a TMF (thermal-magnetic fixed) trip unit, suited for protecting branch circuits and motor loads in industrial control panels.