The Reef Octopus ELITE 200-INT in-sump protein skimmer provides powerful and efficient filtration for saltwater aquariums up to 400 gallons. This innovative device is engineered to meticulously remove dissolved organic compounds and particulate matter from your tank's water column, significantly contributing to superior water quality and a healthier, more stable reef environment. Crafted from premium cast acrylic and PVC, the skimmer boasts a unique Super Cone "wine glass" body that optimizes foam production and concentration, complemented by an easy "twist and lift" collection cup for simple maintenance. Its refined control is managed by a precision wedge valve and powered by the latest variable speed Reef Octopus VarioS-4S pinwheel DC pump, which includes an integrated memory controller offering five speed settings. Key specifications include an 8.27 to 5.12-inch Super Cone Body, a 15 x 11.2-inch footprint, 23.2-inch total height, 4.75-inch neck size, and a pump consuming 25-40 watts with an air draw of 800-1500 lph and a water draw of 422 gph. This skimmer is perfectly suited for dedicated reef hobbyists with medium to large aquariums who demand ultimate control, quiet operation, and robust performance from their filtration system. The VarioS controller's advanced features, including a float switch connection for overflow protection, ensure enhanced security and peace of mind, making the ELITE 200-INT an exceptional choice for maintaining pristine conditions for sensitive corals and marine inhabitants.