BEGA recessed ceiling downlight 24303K4. Symmetrical light distribution. LED, 18.3 W luminaire connected load, luminaire luminous flux 2261 lm, color temperature 4000 K. Color rendering index (CRI) > 80. With replaceable BEGA LED module with overtemperature protection and a service life of at least 50,000 operating hours. 20-year guarantee on the LED module and wearing parts. With BEGA Ultimate Driver® LED power supply, DALI controllable, 220-240 V, 0/50-60 Hz. Protection class IP 65. Ball-proof. Luminaire made of cast aluminum, aluminum and stainless steel coating technology BEGA Unidure®, color white. Safety glass with optical structure. BEGA Vortex Optics® reflector surface made of anodized pure aluminum. Junction box with 2 cable screw connections for through-wiring the mains connection cable of ø 5-13 mm, max. 5 x 2.5 mm². Dimensions: 550 x 75 mm. Luminaire for installation in concrete ceilings in the installation housing 13579 or for installation in suspended ceilings and lightweight walls with the installation frame 13516.