Duke’s DSP4RFE / DSP4MFE – Series pumps are Stainless Steel jacketed Thermo-plastic (Noryl) Impeller Borehole/ Deep well Submersible pumps suitable for clear water high head applications. These Pumps are of Multistage Centrifugal types accommodating Radial / Mixed flow impellers according to the required Head & Flow. The mounting dimensions are according to NEMA Standard which enables the pumps to be coupled with any NEMA standard submersible motors. The precise design materials combination manufacturing process and stringent quality assurance procedures ensure high quality performance and durability of the pumps