Colour Grey Light source power 2.5 W Total power 2.5 W Input current 700 mA Max. Driver mode CC Dimmable No LED efficacy 63 / 85 lm/W Fixture luminous efficacy 42 - 45 / 56 - 74 lm/W Luminaire luminous efficacy 19 - 38 / 19 - 25 lm/W Thermal protection No Max. ambient temperature 45 °C Min. ambient temperature -20 °C Light source LED Light source lifetime 35,000 h Light source manufacturer Cree Light source catalogue number XP-G Light source colour temperature 3,000 / 4,500 K Light source CRI-8 (Ra) 88 / 74 Light source CRI-14 84 / 64 Luminaire CRI-8 (Ra) 85 / 70 Luminaire CRI-14 83 / 65 UV (200-400 nm) <1 µW/lm UV-A (380-320 nm) <1 µW/lm UV-B (320-280 nm) <1 µW/lm Lumen maintenance 98.7 % after 6,000 hours Temperature Measurement Point Centre, back of conduit Surface temp. increment above ambient 25 °C Max. LED junction temp 115 °C Max.LED junction temp.Manufacturer data 120 °C Operating environment Outdoor / submerged Protection rating IP 68 down to 1 m Cleaning Dry cloth only Material Stainless steel EN W.nr. 1.4435 Weight 200 g Total luminous flux 105/147, 118/165, 109/152 or 90/125 Surface treatment Glassblasted Optics Ø26 mm lens Beam angle 25°, 35°, 55° or 25°/45° Tilt 140° Rotate 360° Mounting Surface mounted with screws Cable type H07RN-F 2G1.5 Rubber wire Plug type Terminal strip