Rotan Pumps is a wholly owned subsidiary of A/S De Smithske, founded in Denmark in 1834, and serves the North and South American markets with industrial, marine, and environmental products. The Rotan range of internally geared pumps is available in cast iron, carbon steel, and stainless steel. Pumps are characterized by modular design and back pull out feature. Sealing arrangements include packed box, selection of mechanical seal options, and magnetic drive. Differential pressures to 250 psi, flowrates to 750 gpm, temperature to 500 F, viscosity's to 75,000 CST. All models are capable of reversed flow. They are factory ISO 9001 certified.