Round LED downlight with high-gloss aluminum reflector. Recessed downlight for sawn ceiling openings, installation in cast concrete ceilings using accessories. Tool-free ceiling installation using quick-assembly springs. Suitable for installation in ceiling cutouts of Ø 210 mm - Ø 225 mm. In conjunction with a renovation ring as an optional accessory, ceiling openings up to Ø 260 mm can be covered. Installation depth > 105 mm. High-gloss anodized aluminum reflector. Limitation of direct glare according to UGR = 22. Luminaire luminous flux 1800 lm, connected load 16 W, luminous efficacy of the luminaire 113 lm/W. Light color neutral white, color temperature 4000 K, color rendering index Ra > 80. Lifespan L80(tq 25 °C) = 50,000 h. Ceiling mounting ring made of die-cast aluminum, powder-coated white. Heat sink made of die-cast aluminum, powder-coated white. Outer diameter 236mm. Permissible ambient temperature (ta): -20 °C - +25 °C. In conjunction with a closed decorative cover, protection class IP54 is achieved on the room side. Protection class II, protection class IP40, impact resistance IK03/0.35 J, glow wire resistance 850 °C. With 3-pole connection terminal up to 2.5 mm² for mains connection and network forwarding. With electronic control gear, switchable.