End suction Close Coupled Pumps – DNJ Series


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Rotech’s DNJ Series end suction close coupled centrifugal pumps are close coupled with standard JM solid shaft motors. Similar to horizontal end suction pumps, these pumps are also designed in compliance with the standards developed by the Hydraulic Institute (HI) and the National Electrical Manufacturers Association (NEMA).

DNJ Series close coupled centrifugal pumps are designed solely for applications in medium duty service, in heating and air conditioning, booster and general circulating.

DNJ Series end suction pumps are available in cast iron bronze fitted and all iron Materials of Construction (MOC) with type 21 mechanical seals. If required, all stainless steel Materials of Construction can be supplied upon request.

DNJ Series close coupled centrifugal pump casing is fitted with a bronze replaceable wear ring. The pipe connection flanges are equivalent to 150# ANSI flanges rated for 175# Maximum Working Pressure (MWP). Depending on the application, Rotech can supply close coupled pumps with 200# or higher rated ANSI flange connections.

For smooth and low vibration operation, Rotech’s end suction pumps are furnished with enclosed dynamically balanced impellers. DNJ Series end suction close coupled centrifugal pump delivers variety, durability, standardized options and configurations.

To meet the pumping needs of clients, Rotech designs many diverse robust pumps namely centrifugal chemical pumps, vertical inline pumps, vertical multistage pumps etc. Please contact us to know more about our other popular products such as ball check valves, mechanical seal, replacement pump parts and accessories.