Modular LED light, light distribution: direct. Electronic ballast, digitally dimmable DALI operating device. Protection class I, IP44_IP20, IK03. Housing: steel, highly reflective. Frame and end caps: polycarbonate (PC). Diffuser: polycarbonate (PC) with aluminum heat dissipation. Electrical unit: steel, white powder-coated. Suitable for lay-in or recessed installation (with accessories). Includes LED module with 4000K Dimensions: 622 x 622 x 97 mm Luminaire power: 40 W Luminaire luminous flux: 4250 lm Luminaire luminous efficacy: 106 lm/W Weight: 4.5 kg