The serial number is known to Eaton to be SUSPECT.
Eaton Crouse-Hinds series Pauluhn Intrepid FAS linear fluorescent, One non-metallic cable gland and one end plugged,2 ft,Matte polycarb lens,T8 bi-pin,Al,3-lamp,battery back-up,one lamp,277V max,test switch,Through feed,120-277 Vac,17W