Ideal for installations at height of 5-8 metres, the Sirius Low  Bay 15000 lumen with emergency function with daylight harvesting and microwave ON/OFF sensor is easy to install with flexible mounting options. It is fully compliant with emergency lighting regulation ensuring that when there is a power outage, it gives sufficient light for 3 hours from a battery unit. It comes with a dimmable driver as standard and Philips Lumiled chips to ensure high efficiency and reliability. Perfect for projects and installations of all sizes. The lumen output when the fitting is in emergency mode is 500lm. Microwave sensor requires remote control (MH10) sold separately.