Brandon LED recessed troffers are high efficiency alternatives to T5,T8 and T12 linear fluorescent troffers. Specifically designed lay in for t-bar or grid ceilings;works great in office areas, retail spaces,classrooms,hallways,entrances,general area lighting. Manufactured and built to UL standards, listed DLC.● Wattage:25w/40w/50w● Input Voltage:AC120-277V/AC347V ● Efficacy:125lm/w● CCT:3000K/4000K/5000K● Mouting: Recessed● Option:Dimmable,Emergency,Sensor● Certification:UL, cUL,CE,DLC ● Warranty:5 years