BEGA recessed ceiling downlight 50436.1K4 for indoor use. Symmetrical wide beam light distribution. LED, 13.5 W luminaire connected load, luminaire luminous flux 1636 lm, half beam angle 74°, 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 supply guarantee on the LED module and wearing parts. Without power supply unit. Protection class III. Installation housing made of plastic (polyamide), glass fiber reinforced, with 2 fastening springs. Luminaire housing made of cast aluminum. BEGA Hybrid Optics®: Highly efficient and low-loss light distribution through reflector and optical lens. Reflector surface made of pure aluminum. Cover ring surface color white. Connecting cable with strain relief and connector system for BEGA power supply unit, on/off or DALI. Luminaire for installation in a recessed opening with dimensions Ø 130 x 95 mm. For installation in suspended ceilings with a material thickness of 5-25 mm. Dimensions Ø 140 x 95 mm.