Square insert luminaires with Ra90, selectable light color and wattage setting (CCT/Power Select - CPS) and strong glare control, for 625 x 625 mm ceiling systems. Product features: Frame made of extruded aluminum. Polystyrene diffuser. 5-pin connection terminal, cable cross-section up to 5 x 2.5 mm². Luminaire versions with IoT-capable DALI-2 driver available. Service life (L80/B10): up to 60,000 h (at 25 °C). Product advantages: High technical performance thanks to CRI90 and high luminous efficacy. Very versatile thanks to a selectable CCT and wattage setting on the driver (CCT/Power Select - CPS). High color consistency with SDCM 3. Good glare control (UGR < 19). Through-wiring possible with included connection box. External driver for increased flexibility and easy installation. Low-flicker light thanks to special electronic ballast. Extended services such as power consumption monitoring and remote maintenance possible with DALI versions. 5-year guarantee. Areas of application: Direct replacement for recessed luminaires with fluorescent lamps. Offices, conference rooms. Reception areas, entrance areas, corridors, elevators. Schools, public buildings. Suitable for ceiling recessed systems with a grid size of 625 x 625 mm. Technical equipment: Accessories available for various installation options. Connection box with 5-pin connection terminal included. Safety terminals included. External ballast with slide controls for adjusting CCT and wattage included.