Simple to install and maintainmade of high-grade materials for corrosive environmentslarge anti-fouling propellervariable angle offers flexibilityminimal floc shearprevents short circuitinglow speed (900 rpm60 hz 750 rpm50 hz) operation ensures extended equipment life, greatly improves mixing, and offers quiet operationfast and simple application retrofits available in 2 75 hp (1.5 to 55.9 kw) sizes and worldwide voltage, phase, and hz combinationsup to five (5) year warranty, depending on application.