Lithonia Lighting - LIT BLT4-40L-ADP-LP840 Troffer

1 ft. x 4 ft. BLT low-profile recessed LED lay-in with curved, linear center element and 4000 lumens, 4000K cool white LED color temperature Features: BLT is less than 3 in. deep which makes it ideal for installation in ceilings with minimal space; Greater than 130 LPW and flicker-free dimming to 1 percent; No nLight® controls embedded; CSA Certified, IC Rated and DLC Premium; Standard MVOLT (120-277 volts) and fits into standard 15/16 in. and narrow 9/16 in. T-gridceiling systems; 80 percent LED lumen maintained after 60,000 hours (L80/60,000); High efficacy LED light engines deliver energy savings and low maintenance compared to traditional sources; Battery pack options include: 700 or 1400 lumens, 1400 lumen with self-diagnostic testing feature or EM self-diagnostic battery back (10 watts constant power, certified in CA Title 20 MAEDBS); 5-year limited warranty; 11 3/4 in. x 47 3/4 in. x 2 3/4 in. - Applications: Education; Government; Healthcare; Hospitality; House of Worship; Offices & Banks; Retail - Standards: CSA