Explosionproof, Class I, Division 1, linear fluorescent in marine brass or copper-free aluminum. Fluorescent systems provide energy savings. Multi-voltage electronic ballast resistant to brownouts or voltage and frequency fluctuations. Available with two T5HO lamps in each globe assembly. High output up to 40,000 raw lumens. Control friendly, program start versions, ideal for use with occupancy sensors and multi-level switching. Emergency versions available.