High-class ring LED luminaire, with compact lamp housing in a minimalistic and timeless design made of seamlessly welded steel sheet, with a fine structure powder coating in black RAL9005 with a matte finish, for surface mounting, designed for direct light emission. Electrical connection through 5 used pins. Light emission through a satin polycarbonate diffusor for an almost homogeneous emission of light, also lateral with a diffusor height of 7 mm. Luminaire equipped with the latest generation of LED boards with an efficiency of 68 lm per W, the innovative LED technology produces a luminous flux of 2783 lm with 41 W, colour temperature of 3000 K. Dimmable DALI converter included, Colour Rendering Index (CRI) > 80, small colour tolerance MacAdam 3, Ingress Protection IP20, Protection Class I, Rated lifetime of minimum 60.000 h [according to EU decree No. 1194/2012], energy efficiency class A++ – A.Dimensions DMxH: 0760×061 mm. Ring section width 54 mm. Weight: 10,0 kg.