Robus' LED replacement for 1x58W fluorescent battens has a 50000 hour rated LED life and is suitable for use in offices corridors and stairways retail shops health centres storage areas and more. The pressed steel housing with polycarbonate diffuser and high impact rating of IK08 give way to large terminals allowing easy loop-in/ loop-out. Stainless steel screws mounting accessories and suspension kit included which enables suspending at max 1m. It has high efficacy of 112lm/W and wide ambient temperature operating range of -10 degrees to 40 degrees with 3 hour emergency duration. 410lm output in emergency mode. Suitable for switching by PIR Microwave or Photocell