Meet Balder Two different lens options for deep beam or batwing distribution Always through-wired 5 pole terminal block Suitable for surface mounting or catenary suspension (build-in option – no loose parts) Quick and easy installation via maintained gear tray 17450mm length makes it perfect for retrofit High efficacy: 9000lm model delivers 170lm/W, and the 12000lm model delivers 160lm/WPlease find Circuit Breaker information in the catalogue section