The Flowserve WXH is a high-pressure, ring section pump with a horizontal between bearings configuration and radially split casing. Engineered for demanding applications such as boiler feedwater systems, power plants, and industrial utilities, the WXH pump offers robust hydraulic performance, modular design flexibility, and API 610 compliance. Its multistage layout makes it ideal for continuous operation under high-pressure and high-temperature conditions.

Engineered and built for reliable, safe performance, the Flowserve HPX pump also provides optimal emissions containment. This pump represents the industry standard for OH2 single-stage, overhung configurations, fully compliant with ISO 13709 / API 610. Designed for refining, petrochemical, and general industrial services, the HPX delivers superior hydraulic performance, reduced vibration, and long-term operating reliability across a wide range of high-temperature and corrosive applications.

The Flowserve HDX pump bridges the flow and pressure disparity between overhung and multistage process pump lines. Fully compliant with ISO 13709 / API 610 (BB2), this radially split, single-case, between bearings pump features a horizontal axially split casing with double suction impeller. It is designed for reliable operation in mid-range flow and pressure applications, including oil and gas processing, chemical plants, water injection and general industrial services. The HDX delivers smooth performance, excellent hydraulic efficiency and low NPSHr characteristics for extended pump life and reduced operational costs.

The Flowserve HWX is an API 610 OH3 vertical in-line process pump designed to deliver high reliability and space-saving installation in critical refinery, petrochemical and industrial process systems. Built with a heavy-duty bearing frame and centerline casing support, the HWX is engineered for thermal stability, low vibration, and easy maintenance.

The Flowserve WMA2 is a two-stage, rigidly coupled vertical in-line pump engineered to meet API 610 OH4 standards. Like the HWMA2 model, it is specifically designed for low-flow, high-head applications where space is limited and reliability is critical. With its compact vertical footprint, robust shaft design and precision-balanced hydraulics, the WMA2 offers efficient performance and ease of maintenance in demanding refinery, chemical, and industrial process environments.

The Flowserve WMA is a rigidly coupled vertical in-line pump built to ISO 13709 / API 610 (OH4) standards. It shares the same proven hydraulics as the WMA2 and HWMA2 models, offering reliable performance in low-flow, high-head conditions. Compact and efficient, the WMA pump is ideal for tight-space installations in refineries, chemical plants, and general industrial services. Its OH4 construction ensures shaft stiffness, alignment integrity, and minimal vibration for long-term operation with reduced maintenance.

The Flowserve HWMA is a single-stage, vertical in-line overhung pump featuring a separate bearing bracket, designed to fully comply with ISO 13709 / API 610 (OH3) standards. With its small footprint, this pump is ideal for installations where space is limited but performance cannot be compromised. The HWMA excels in low-flow, high-head services such as high-pressure injection, chemical transfer, and utility applications in refineries and process plants. Its vertical overhung design ensures excellent shaft support, smooth operation, and long-term mechanical reliability.

The Flowserve CPX is a horizontal, overhung, single-stage process pump designed to conform to ISO 2858 dimensional and ISO 5199 design criteria. Incorporating advanced features for improved reliability and ease of maintenance, the CPX chemical process pump is ideal for handling corrosive and aggressive fluids in chemical processing, pharmaceuticals, pulp and paper and general industrial applications. With its precision-engineered hydraulics, rigid shaft design and heavy-duty bearing system, the CPX delivers long-lasting performance in continuous-duty operations.

Compliant with ISO 5199 standards, the Flowserve CPXV is a vertical sump pump featuring advanced hydraulics engineered for efficient and reliable pumping of corrosive, abrasive, or hazardous fluids. Its rugged vertical design is ideal for chemical processing, wastewater treatment, and industrial sumps where space savings and easy access are critical. The CPXV offers various column lengths and impeller options, ensuring flexibility in handling diverse process conditions while delivering low vibration and extended service life.

Fully compliant with ISO 13709 / API 610 (OH2), the Flowserve HPXM is a horizontal overhung process pump specifically engineered for low-flow, high-head applications. Designed to operate reliably under extreme conditions, the HPXM is ideal for critical services such as chemical injection, boiler feed, and high-pressure process systems in the oil, gas, and chemical industries. Its heavy-duty construction, optimized hydraulics, and compact OH2 footprint ensure stable performance, excellent efficiency, and long service life.

The Durco CPXR is an ISO-compliant chemical process pump equipped with a recessed impeller, purpose-built for low-shear pumping of friable solids and fibrous or stringy materials. Designed for handling slurries, sludge, and other challenging fluids, the CPXR provides clog-free, gentle pumping performance in chemical, pulp and paper, food processing, and wastewater applications. Its recessed impeller design minimizes product degradation while maintaining efficient hydraulic operation and robust reliability.

The Durco CPXM is a close coupled, overhung chemical process pump designed to ISO 2858 and ISO 5199 standards. Offering state-of-the-art hydraulics in a compact, space-saving arrangement, the CPXM pump is ideal for applications where installation footprint is limited but performance and reliability cannot be compromised. Engineered for corrosive and hazardous fluid handling, the CPXM delivers efficient flow, simplified alignment, and reduced maintenance in chemical, pharmaceutical, and general industrial services.

The Flowserve MEN is a rugged, overhung, end suction industrial pump designed for reliable operation in general-purpose water and utility applications. Known for its versatility and dependable hydraulic performance, the MEN pump is ideal for cooling water circulation, water supply, HVAC, irrigation, and auxiliary process services across industrial plants and facilities. Built with simplicity and durability in mind, it offers a cost-effective solution with minimal maintenance and long service life.

The Flowserve Hydrex is a double helical rotary gear pump designed for smooth low-pulsation flow in handling viscous fluids such as lubricating oils, fuels, polymers, and light chemicals. With rugged internal timing gears and precise engineering, the Hydrex delivers excellent volumetric efficiency and long service life even in demanding industrial applications.

The Flowserve ERPN-M is an overhung magnetic drive centrifugal pump designed for leak-free fluid handling in chemical processing, industrial utilities, and hazardous liquid transfer. With a sealless magnetic drive configuration, the ERPN-M offers superior containment, reduced maintenance, and enhanced safety for applications where environmental protection is critical.

The Durco CPXS is a magnetic drive, overhung chemical process pump engineered for leak-free operation in the handling of hazardous, toxic, flammable, explosive, or high-value liquids. Conforming to ISO 2858 and ISO 15783 standards, the CPXS eliminates the need for mechanical seals, offering maximum containment, safety, and minimal maintenance. Its advanced hydraulics and containment shell make it ideal for chemical, pharmaceutical, semiconductor, and specialty fluid industries requiring absolute reliability in corrosive or dangerous service environments.

The Flowserve CPXP is a self-priming, overhung chemical process pump designed in accordance with ISO 2858 and ISO 5199 standards. Operating on the reflux priming principle, the CPXP pump offers state-of-the-art hydraulics and a compact, space-saving arrangement, making it ideal for applications where suction lift conditions are challenging. Its design facilitates efficient and reliable pumping of corrosive and hazardous fluids in chemical processing, pharmaceuticals, and other industrial applications.

The Flowserve WXB-B is a low-flow, high-head multistage barrel pump engineered in accordance with API 610 standards. As an extension of the proven WXB series, the WXB-B incorporates Barske-style impellers for optimized performance in high-pressure, low-capacity services. Its rugged construction and compact barrel design make it ideal for boiler feed, hydrocarbon processing, and other critical services where precision flow control and reliability are essential. The WXB-B delivers smooth, stable operation even in demanding process environments with low NPSH conditions.

The Flowserve WM2 is a two-stage, close-coupled vertical in-line pump designed in accordance with ISO 13709 / API 610 (OH5) standards. Engineered for low-flow, high-head services, the WM2 pump features a compact design that eliminates the need for a separate bearing housing. Its modular construction allows for over 100 Best Efficiency Point (BEP) fits within a single pump size, ensuring optimal performance across various applications. The WM2 is ideal for industries such as oil and gas, petrochemical processing, and high-temperature services, where space-saving and reliable operation are critical.

The Flowserve WM is the space-saving, close-coupled configuration of the HWM pump, designed to meet API 610 (OH5) standards. Specifically engineered for low-flow process applications, the WM pump offers a vertical in-line arrangement that minimizes installation footprint without sacrificing performance. With its rigid shaft alignment and simplified maintenance features, the WM is ideal for chemical, petrochemical, and general industrial services where compact reliability is key.

The Flowserve WDF is a vertical, single-stage pump specifically designed for safety-related shutdown services in nuclear power plants. Engineered to comply with ASME Section III, Class 2 and 3 standards, the WDF pump is optimized for critical applications such as residual heat removal (RHR), containment spray, and low-pressure safety injection systems.

Introduced in the 1970s, the WDF pump has established an excellent record of reliability in RHR applications in nuclear power stations worldwide. Its design features a vertical, single-stage, diffuser-style configuration with a forged diffuser casing, ensuring structural integrity and efficient hydraulic performance. The pump incorporates a removable spacer coupling, facilitating seal and bearing maintenance without disturbing the motor or casing cover. Additionally, the separate bearing support above the seal chamber provides shaft support and reduces vibration input to the mechanical seal.

The Flowserve W pump is a vertical in-line, radially split, rigid coupled process pump built to meet API 610 (OH4) standards. Engineered for compact, space-saving installations in refineries, chemical plants, and general industrial services, the W pump offers high reliability, excellent shaft alignment, and simplified maintenance for continuous-duty operation.

The Flowserve MSX is a rugged, overhung, solids-handling submersible pump engineered for demanding wastewater and industrial applications. Designed to handle sewage, sludge, and other solid-laden fluids, the MSX pump features a non-clog impeller and a robust construction that ensures reliable performance in challenging environments .

Equipped with a high-efficiency motor and a closed-loop cooling system, the MSX pump is suitable for both wet and dry pit installations. Its design includes features such as moisture detection sensors, thermal protection, and spike-resistant windings, which contribute to extended service life and reduced maintenance requirements . The MSX pump is available in various sizes and configurations to meet specific application needs.

The Flowserve HWMA2 is a two-stage, vertical in-line overhung pump designed in accordance with ISO 13709/API 610 (OH3) standards. It features a separate bearing housing and a compact footprint, making it ideal for low-flow, high-head applications in industries such as oil and gas, petrochemical, and power generation. The HWMA2’s modular design allows for over 80 best efficiency point (BEP) fits within a single pump size, optimizing efficiency and reducing energy consumption.

The HWMA2 pump utilizes back-to-back, radial blade impellers to achieve high-head performance while equalizing axial thrust. Its robust construction includes features such as a replaceable volute insert for precise hydraulic customization, a heavy-duty motor support head with a registered fit motor mount, and an optional inducer to reduce NPSH requirements. These design elements contribute to the pump’s reliable operation and ease of maintenance in demanding process environments.

The Flowserve EG is a single-stage, radially split, double-suction pump engineered for heavy-duty component cooling water service in nuclear power plants. Designed in compliance with ASME Section III, Class 3 and RCC-M standards, the EG pump provides reliable performance in safety-related applications.

Its robust construction features a radially split casing that facilitates maintenance without disturbing the piping, and a double-suction impeller that offers hydraulic balance, reducing axial thrust. The EG pump is specifically designed to handle the rigorous demands of nuclear component cooling systems, ensuring operational reliability and safety .

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The Flowserve CHTA is a horizontally mounted, multistage, between-bearings barrel pump engineered for high-pressure utility applications such as boiler feedwater and startup services in thermal and combined cycle power plants. Its double-case, radially split inner casing design ensures structural integrity under extreme operating conditions, while the precision-cast diffusers and tandem impellers deliver efficient hydraulic performance. The CHTA’s robust construction and advanced features make it a reliable choice for demanding industrial processes.

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