The HCF Compact Fluorescent luminaire is an energy saving and efficient light source. The prismatic acrylic reflector is available in an open version with lens assemblies optional. The precision spun heavy gauge aluminum reflector is available in an open or enclosed version. The low bay optical assembly consists of a precision spun painted aluminum reflector and injection molded prismatic acrylic lens. Standard features include: 26, 32, 42 or 57 watt compact fluorescent lamps. Universal voltage 2-lamp electronic ballasts. Locking sockets (not available in 57 watt). Up to four levels of light by switching power to the ballasts. Dimming ballast options for up to 8 lamps (0-10V Advance Mark VII standard). Emergency ballast optional.