The serial number is known to Eaton to be SUSPECT.
Eaton Crouse-Hinds series Ex-Lite exit sign, Arrowhead downwards, Gray, LED, White letter color, Aluminum alloy, Wall mount, Cover with pictogram (arrow 6h), 2 x M20 metal thread, DIN 4844, 110-277 Vac, 110-250 Vdc