MaxLite, a leading global manufacturer and marketer of energy efficient lighting, upgrades its line of Linear Fluorescent T8 and T5 High Bay Lighting Fixtures with new optics, options and accessories. Designed as energy efficient replacements for HID and older fluorescent fixtures, the fixtures can be used in new and retrofit commercial projects such as gymnasiums, warehouses, churches and shop floors. The upgraded T8 and T5 fixtures now offer the following options: high polished reflectors, occupancy motion sensors, emergency battery backup and 347- and 480-volt step down transformers.