96634897 CETUS3 MSF 1000-840 EHF RWH Surface mounted LED downlight. Fixed output LED driver. Body: die-cast aluminium. Diffuser: polycarbonate, smooth reflector in white finish with wide beam. Trim: high quality, highly reflective polycarbonate. Class I electrical, IP43. Installation plate to be fitted directly to ceiling, for mounting via BESA box or wire suspension use available accessory. Electrical connection via 3/5 pole, push in, terminal block, Housing mounts to installation plate with twist and lock bayonet mechanism. Complete with 4000K LED . Dimensions: Ø181 x 182 mm Luminaire input power: 7.7 W Luminaire luminous flux: 1057 lm Luminaire efficacy: 137 lm/W Weight: 2.59 kg