Marketing InformationTaco 2400 Series high capacity circulators are specifically designed for quiet, efficient, dependable operation in a wide range of medium to high flow/head hydronic heating, chilled water cooling and hot water recirculation applications. The space-saving, close-coupled, maintenance-free motor with permanently lubricated, sealed for life bearings, stainless steel shaft, Noryl® impeller and durable, carbon/silicon-carbide mechanical seal provide unmatched reliability.