Recessed ceiling luminaire Geo 4 Boost Office 4 lamps, with LED, system power: 36.5 W, luminous flux of luminaire 5000 lm, colour rendering index CRI > 80, colour temperature 3000 - 3000/4000/5000 K, 4000 K, warm to neutral white, colour tolerances SDCM 3, lifetime LED L80 75'000 h, office-compatible and glare-free according to EN 12464-1 (UGR < 19; Lmax ≥ 65° ≤ 3000 cd/m²), Photobiological safety: Safe., 230 V, direct light emission single-part frame in aluminium, white, RAL 9016, -M (matt), with reflector, 1 integral control gear, ON/OFF, Color temperature adjustable directly on the luminaire, through-wiring possible, luminaire equipped with 7 cells each containing 9 LEDs, 9 lenses and a matte plastic reflector, LED cells and LED boards can be replaced on-site without tools in case of maintenance protection class I, ingress protection IP40, glow wire test 650 °C, impact strength: IK 05 this product contains a light source of energy efficiency class D module 600, L = 1196 mm, B = 250 mm, EL = 1196 mm, EB = 250 mm, ET = 50 mm