Basic-L9. Semi recessed luminaire for ceilings with cut-out openings, mounting brackets incl. Luminaire body made of cast acrylic glass. Microprismatic screen for uniform illumination and reduced luminance in office areas. UGR<=19. Direct only omnidirectional light distribution. Energy-efficient LED chips of the latest generation. Color temperature: 4000K (Cool White). Color Rendering Index (CRI): >80. Binning initial <= MacAdam 3. Surface finish Radiant Silver. Switchable. DxH (round). D=16,7''. H=1,6''+2,6''. Luminous Flux: 1630lm. Total power consumption: 13W. 13,7lbs. Protection class IP20. Optical system with protection of the modules against direct contact and damage. Protection class I. A minimum LED lifetime of 50,000h with 85% of lumen maintenance in 25°C ambient temperature, in compliance with IES LM-80 testing measurements. Medium-power current. cETLus listed (pending). IK02. RG0 (EN62471). Photometric code: 8 40 / 3 3 9. 5 years warranty. Manufacturer: Lightnet USA Inc. 1BL9ASE-840M-D425