Note: Product utilises constant light output driver technology where lamp depreciation has already been taken into account. This typically means a maintenance factor (MF) of 0.89 or higher can be used in all designs, as the LLMF value is 1. For LYPY133K9W, starting power: 27.0W, mid power: 28.5W, and ending power: 30.0W. Please note luminaire efficacy is 132.9 lm/W based on starting power and lumen output and is higher than the efficacy stated within the LDT file. Track mounted linear luminaire for surface mounting to track or suspending from track. Available in two optics, Fusion and Prism, perfect for LG7 compliant office spaces. IP20, with white or black body colour options. Organic Response® option available. Surface mount kit, suspension kit and track sold separately as Whitecroft Lighting LYNE.