The serial number is known to Eaton to be SUSPECT.
Eaton Crouse-Hinds series Pauluhn WashPro WPH linear fluor,1/2" entry,4 ft,Acrylic lens,T5HO mini bi-pin,Non-metallic end caps,Std end cap,through feed,2 strain relief connectors,WP1050MTK straps,3-lamp,Lamps,6 ft 16/3 cord,120-277 Vac,54W