Dell Y26KX is a Delta redundant power supply rated at 1100 W, intended as a server power component. Dell lists it as a 13th-generation part, making its identity clear for service and replacement work where this specific power supply is required.
Dell support identifies Y26KX in its firmware information for the Delta 1100W PSU. The supported system list includes PowerEdge C4130, R530, R630, R730, R730xd, R930, T430 and T630, as well as several other platforms. This helps place the part in Dell server maintenance contexts; the listing does not establish compatibility beyond the models it names.
The redundant design identifies the unit's role in server power configurations. This description covers the Y26KX 1100 W Delta variant and does not assume connectors, electrical input details or included cables beyond the published information.