The LPEC and LPASC are ideal for shallow plenum applications in offices, schools, retail and many commercial applications. Best in class configurable lumen packages and efficiencies that target DLC Standard/Premium. These fixtures deliver even illumination with excellent, low angle brightness control throughout the space. Available in 1x4, 2x2, and 2x4.- 57 standard lumen packages ranging from 2000-9000 lumens, with programmable drivers (custom lumen packages available)- Available in 5000K, 4000K, 3500K and 3000K color temperatures- High transmission impact resistant diffuse acrylic radius lens eliminates bright spots from individual LEDs and provides high vertical illumination and visual comfort- Below-plenum, room-side access to optical chamber and driver compartment via pressure removable radius lens and side panel. -Optional 120v-277v integral emergency battery pack is available to meet critical life-safety lighting requirements- Efficacy up to 144 lumens per watt- 0-10V dimming (dims down to 1%)- Controls Available- The majority of LSI’s products are assembled in USA facilities by an American workforce utilizing both domestic and foreign components.- 5 year warranty