ETC’s Unison DRd series rack enclosures are the workhorses behind the scenes, supporting two processor options and a variety of dimming, switching and option modules. DRd rack enclosures are trusted for their reliability and versatility. DRd rack enclosures available in two sizes, DRd6 with support for 6 modules and up to 12 circuits and DRd12 with up to 12 modules and 24 circuits. Applicable for churches, hotels, convention centers, theatres, schools and restaurants.