The Lithonia STAKS-1X4-ALO6-SWW7 LED Volumetric Troffer is able to produce soft, glare-free, ambient lighting with a slim profile. This LED Troffer Light is able to replace a 4-lamp F32T8 fluorescent fixture by emitting up to 6328 lumens with a selectable color temperature while only using 49W. The Stack series uses universal input voltage 120-277V. The LED life rate is 60,000 hours making it a reliable LED solution to recess mount in applications such as schools, offices, retail, healthcare facilities, and other commercial spaces.