The serial number is known to Eaton to be SUSPECT.
Eaton Crouse-Hinds series Pauluhn Summit HPA linear fluorescent light fixture,3/4",(2) NPT hubs,4 ft,Acrylic lens,T8HO RDC,Aluminum,Pendant mount,3-lamp,Emergency battery back-up ballast,one lamp,277V maximum,Bolted door,120-277 Vac,48W
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