The F187 Series luminaire shall consist of a prismatic diffuser, an internal multi-faceted reflector and a spun aluminum body with a cast aluminum top cap. The top cap shall be equipped with an access door for easy ballast service. The hinged diffuser shall be secured to the gasketed luminaire body with a security clamp. The ballast shall feature quick disconnect plugs for easy maintenance. The ballast shall be factory wired, tested and mounted on a keyholed cast aluminum plate together with a 4kV porcelain socket. Lamps are not included and shall be supplied by others. All electrical components shall be UL listed and labeled.