Why the XUB line gets used here
The XUB5ANAWL2: Cylindrical photoelectric sensors in this class go into object / presence detection on conveyors, small-assembly stations and packaging lines — the form factor is the cue: it threads into a standard through-hole bracket and points across the gap it's watching.
Sourcing note for the storeroom
Lifecycle stage is current and the brand is Square D Sensors & Safety; order against an RFQ on this listing with no cross-reference or alternate being recommended.