Circular light fixture in die-cast and sheet aluminium, with rapid coupling for suspended mounting. The lower frame is tilting for access to auxiliary and optic compartment and the electrical components are mounted on easily removable plate. Optical system in a single-piece molded in UV resistant polycarbonate, with large refractive lenses for glare minimizing. Light source with LED module (power led's), coupled to an internal large heat sink in aluminium for optimal control of temperature and self regulating power rated for a operative life of over 80,000 hours (15 years).