Features include a top discharge, slim-line design with agitator to suspend heavy slurries coal, ash, sand or gravel. The impeller and agitator are made of abrasion-resistant 28% chrome iron (600 Brinell, 57 Rockwell C), and the replaceable wear plate’s hardened surface on the suction side resists erosion, ensuring optimum performance. The units are protected by Class H motor insulation and built-in amperage and temperature overload protection. Additional features include double silicon carbide mechanical seals in a separate oil-filled seal chamber and a heavy-duty lip seal. According to the company, the units provide a flow rate of up to 665 GPM at heads up to 61 ft (18.5 m).