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Pumps & Pumping

High-pressure and process pump solutions for water treatment skids and plants.

Pumps for Water Treatment Applications

Pumps are indispensable across all stages of water and wastewater treatment, from raw water intake and chemical dosing to filtration, membrane processes, and effluent discharge. The selection of appropriate pump technology is paramount for ensuring process efficiency, operational reliability, and cost-effective management within treatment facilities.

Pump Technology Categories

AquaChain supports water treatment facilities in selecting appropriate pump technologies designed for diverse applications. These categories encompass a range of hydraulic principles and design configurations:

  • Centrifugal Pumps: These are widely utilized for transferring large volumes of water or process fluids against moderate to high heads. This category includes:
    • End Suction Pumps: Common for general transfer duties, booster applications, and circulation.
    • Split Case Pumps: Often selected for high flow rates and lower heads, frequently found in main water supply or large-scale transfer.
    • Multi-Stage Pumps: Designed for applications requiring high discharge pressures, such as reverse osmosis feed, boiler feed, or high-pressure cleaning.
    • Submersible Pumps: Engineered for submerged operation, these are typically used for raw water intake, sewage, or storm water pumping, capable of handling solids effectively.
  • Positive Displacement Pumps: These pumps are employed when precise flow rates, high pressures, or the handling of viscous fluids or slurries are required.
    • Dosing and Metering Pumps: Essential for accurate chemical injection (e.g., coagulants, disinfectants, pH adjusters) to maintain precise treatment parameters.
    • Progressive Cavity Pumps: Capable of handling slurries, viscous liquids, and fluids with high solids content, often utilized in sludge transfer and dewatering processes.

Key Selection Considerations

Hydraulic Performance

Pump selection begins with accurately defining the required duty point, which specifies the necessary flow rate (Q) and total dynamic head (H). This point must align with the pump's characteristic curve and the system curve to ensure efficient and stable operation. Accurate calculation of friction losses, static head, and system pressure requirements is critical for proper sizing.

Materials of Construction

The wetted components of a pump must be chemically compatible with the fluid being handled. Key considerations include:

  • Corrosion Resistance: For aggressive chemicals, seawater, or treated water with specific pH levels, materials such as cast iron, ductile iron, various grades of stainless steel (e.g., 304, 316, duplex), specialized alloys, or non-metallic composites are chosen to prevent degradation.
  • Abrasion Resistance: For fluids containing suspended solids (e.g., raw sewage, sludge, abrasive slurries), robust materials and specific impeller designs are crucial to minimize wear, maintain efficiency, and extend service life.

Sealing Solutions

The choice of shaft seal is critical for preventing leakage, ensuring operational reliability, and minimizing environmental impact.

  • Mechanical Seals: Offer superior leakage control and are suitable for a wide range of fluids, pressures, and temperatures. Single, double, or cartridge seals are selected based on fluid characteristics, operating conditions, and environmental requirements.
  • Packed Glands: A traditional sealing method, often used where some controlled leakage is acceptable or for abrasive slurries, requiring regular adjustment and maintenance.
  • Elastomers: O-rings, gaskets, and other elastomeric components must be chemically compatible with the pumped fluid and any cleaning agents to prevent degradation, swelling, or hardening, thereby ensuring long-term sealing integrity.

Net Positive Suction Head (NPSH)

Understanding the available Net Positive Suction Head (NPSHa) at the pump inlet and comparing it to the pump's required NPSH (NPSHr) is vital to prevent cavitation. Cavitation can lead to significant damage to pump components, reduced performance, and increased noise and vibration. Proper system design, including appropriate pipe sizing, elevation differences, and minimizing friction losses on the suction side, is essential to mitigate suction risks.

Variable Speed Drive (VSD) Integration

Integrating Variable Speed Drives (VSDs) allows pumps to operate efficiently across a range of duty points. VSDs enable precise flow and pressure control, significantly reduce energy consumption by matching pump output to demand, minimize wear on mechanical components, and enhance process stability in dynamic water treatment environments.

Performance Data and Certification

Detailed performance curves, efficiency ratings, NPSHr data, and comprehensive material specifications are provided in OEM datasheets. Relying on certified performance data ensures that selected pumps meet specified operational requirements and adhere to relevant industry standards.

Indexed coverage: China-based brands 4 · International brands 33 · Total 37

China-based brands

Kaiquan logo

Kaiquan

China-based

Brand profile

Kaiquan Pump Group is a Chinese pump manufacturer established in 1995, integrating pump design, production, sales, water-supply equipment, and pump control equipment. Its environmental water-treatment portfolio includes KQDS, KHZW, KQWS, KQSN, LC/X, prefabricated pump station, KQL(W), ZQHQ, GQSX, SG, KQH/KQWH, and KQWHZ entries; the KQL(W) product entry provides speed, flow, head, and medium-temperature ranges.

Models: 2

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CNP logo

CNP

China-based

Brand profile

CNP is a Chinese pump manufacturer known for stainless-steel multistage pumps, water-supply equipment, and packaged pump systems. In treatment plants and skids it is most relevant for clean-water transfer, boosting, RO feed support, and compact stainless pump packages where localized supply and standard pump families matter. CNP Pumps's position in pumps and pumping equipment is defined by product families such as centrifugal, multistage, submersible, dosing, booster, plunger, and high-pressure pump families. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 7

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LEO logo

LEO Pump

China-based

Brand profile

LEO Pump is a Chinese pump manufacturer founded in 1995 and positioned as a smart fluid-solutions partner across pump R&D, manufacturing, sales, and service. Its pump portfolio includes LP, LPm, and LRP-A surface or booster-pump entries, AKS, DW, DWP, KBS, KBZ, LSW, QZ, QDX, WQ, and XRS submersible or sewage-pump entries, and system products such as BWS Pressure Booster System.

Models: 3

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East Pump logo

East Pump

China-based

Brand profile

East Pump is a Chinese pump group with roots going back to the 1980s and describes multiple subsidiaries, large manufacturing bases, and testing and production equipment. Its product categories include single-stage centrifugal pumps, double-suction pumps, stamping pumps, sewage pumps, axial/mixed/tubular-flow pumps, industrial pumps, water-supply equipment, and sewage-treatment equipment.

Models: 1

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International brands

International brands: 33

Each brand card links to a brand profile with model profiles and datasheet entries.

ALLWEILER logo

ALLWEILER Pumps

International

Brand profile

ALLWEILER is a historic German pump brand within CIRCOR, with the first Allweiler fire-fighting wing pump to 1860. In water and process systems it is relevant for robust fluid handling, screw and centrifugal pump duties, industrial reliability, materials, seals, and serviceability rather than small packaged-equipment convenience. ALLWEILER Pumps's position in pumps and pumping equipment is defined by product families such as Centrifugal Pumps, Side Channel Pumps and Propeller Pumps. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include NT, NB and NI. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 33

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Armstrong logo

Armstrong Pumps

International

Brand profile

Armstrong Fluid Technology is a fluid-flow equipment manufacturer incorporated in 1934, now known for intelligent pumps, valves, heat exchangers, controls, and integrated plant packages. In water-related systems it is relevant where HVAC, district energy, building services, heat transfer, fire protection, and digital pump optimization intersect with plant water management. Armstrong Pumps's position in pumps and pumping equipment is defined by product families such as End Suction Base Mounted Pumps, Stock Motor Pumps, Motor Mounted Pumps and Vertical In-Line Pumps. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include Series 4030, Series 4270 and Series 4280. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 7

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Calpeda logo

Calpeda Pumps

International

Brand profile

Calpeda is an Italian water-pump manufacturer founded in 1959 and marketed globally. Its portfolio is relevant to domestic, industrial, civil, agricultural, irrigation, drainage, and water-management duties where standardized pump families, efficiency, reliability, and European manufacturing experience are useful selection signals. Calpeda Pumps's position in pumps and pumping equipment is defined by product families such as centrifugal, multistage, submersible, dosing, booster, plunger, and high-pressure pump families. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include C, NM4, NMS4 and NM, NMS. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 45

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Caprari logo

Caprari Pumps

International

Brand profile

Caprari is an Italian pump manufacturer specializing in centrifugal pumps, submersible motors, and fluid-handling solutions, with production facilities in Italy and Turkey. In water projects it is relevant where agricultural, municipal, borehole, wastewater, and industrial pumping require robust hydraulics, motor integration, and regional service support. Caprari Pumps's position in pumps and pumping equipment is defined by product families such as centrifugal, multistage, submersible, dosing, booster, plunger, and high-pressure pump families. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include CVD 50Hz Multistage Vertical Pumps, CVD 60Hz Multistage Vertical Pumps and CVX 50Hz Multistage Vertical Pumps. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 11

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CAT Pumps logo

CAT Pumps

International

Brand profile

Cat Pumps is a high-pressure positive-displacement pump manufacturer with more than 50 years of triplex pump experience. In water treatment and cleaning systems it is relevant where long-life high-pressure plunger pumps, seal design, chemical compatibility, and dependable continuous duty matter. CAT Pumps's position in pumps and pumping equipment is defined by product families such as Plunger Pumps and Piston Pumps. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include CAT pumps, 3CP1221-3CP1231-3CP1241 and 5CP6221-5CP6241CS-5CP6251. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 29

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Corode logo

Corode Pumps

International

Brand profile

Corode is a corrosion-resistant pump and filter-unit specialist for chemical and highly corrosive liquids, including fluids with small particles or metal residues. It is relevant where material compatibility, chemical resistance, mechanical seal design, filter-unit integration, and maintenance access are more important than standard clean-water pumping. Corode Pumps's position in pumps and pumping equipment is defined by product families such as Magnetic Drive Pump, Filter unit, Vertical Pump and Bag Filter unit. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include CPMD-01, CPMD-04 and CPMD-07. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 51

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DAB logo

DAB Pumps

International

Brand profile

DAB Pumps is an Italian water-management company established in 1975, now positioned around pumps and connected solutions for domestic, residential, civil, commercial, and agricultural applications. In treatment skids and building water systems it is relevant where compact pump packages, variable-speed operation, ease of installation, and service support matter. DAB Pumps's position in pumps and pumping equipment is defined by product families such as Self-Priming pumps, Submersible pumps, Well/Depth pumps and Centrifugal pumps. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include Watch all models, Jet Jetinox Jetcom and Euro Euroinox. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 68

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Danfoss logo

Danfoss Pumps

International

Brand profile

Danfoss is a Danish engineering group with strong positions in VLT drives and high-pressure pump technology. In water treatment, Danfoss records are relevant both for variable-speed motor control and for APP high-pressure pumps and energy-related components used in RO, desalination, deionized water, humidification, and water-reuse systems. Danfoss Pumps's position in pumps and pumping equipment is defined by product families such as Reverse Osmosis, Ultra Pure Water, Tap Water and Fire pumps / Tap Water. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include APP 0.6 - 1.0, PAHT 2 - 12.5 and PAH 2 - 12.5. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 6

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DP Pumps logo

Duijvelaar DP Pumps

International

Brand profile

Duijvelaar Pompen / DP-Pumps is a Dutch specialist in stainless-steel pumps and booster systems, with a 16,000 m2 manufacturing facility in the Netherlands and global distribution under the DP-Pumps name. It is relevant for drinking water, process water, pressure boosting, vertical multistage pumps, and tailored water-management systems. Duijvelaar DP Pumps's position in pumps and pumping equipment is defined by product families such as Drinking water, Booster systems, Control systems and Process water. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include DPV Vertical centrifugal pumps, DPHM Horizontal centrifugal pumps and DPH(S)I High efficiency horizontal pumps. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 20

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DP Pumps logo

Duijvelaar Pumps

International

Brand profile

Duijvelaar Pompen / DP-Pumps is a Dutch specialist in stainless-steel pumps and booster systems, with a 16,000 m2 manufacturing facility in the Netherlands and global distribution under the DP-Pumps name. It is relevant for drinking water, process water, pressure boosting, vertical multistage pumps, and tailored water-management systems. Duijvelaar Pumps's position in pumps and pumping equipment is defined by product families such as Drinking water, Booster systems, Control systems and Process water. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include DPV Vertical centrifugal pumps, DPHM Horizontal centrifugal pumps and DPH(S)I High efficiency horizontal pumps. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 20

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Ebara logo

Ebara Pumps

International

Brand profile

Ebara is a Japanese pump group with pump manufacturing roots going back to 1912. In water-treatment projects it is relevant for transfer, pressure boosting, drainage, wastewater, and industrial fluid handling, especially where stainless construction, compact pump packages, and broad global manufacturing experience are useful. Ebara Pumps's position in pumps and pumping equipment is defined by product families such as Centrifugal Pumps, In-line Centrifugal Pumps, Horizontal Multistage Centrifugal Pumps and Vertical Multistage Centrifugal Pump. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include 2CDX / 2CDXM, 3DS and 3D4 / 3DS4. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 49

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ERI logo

ERI Pumps

International

Brand profile

Energy Recovery is known in desalination for PX Pressure Exchanger technology, which uses a ceramic rotor to transfer pressure energy from brine to feed streams with very high efficiency. The brand is relevant where seawater RO operating cost, high-pressure energy recovery, reliability, brine energy capture, and lifecycle savings are central project drivers. ERI Pumps's position in pumps and pumping equipment is defined by product families such as PX Pressure Excharger, AT Turbocharger Advanced Turbo and LPT Turbocharger Low Pressure Turbo. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include PX Pressure Excharger, AT Turbocharger Advanced Turbo and Pumps - Multi stage, Single stage, Centrifugal pumps. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 3

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ESPA logo

ESPA Pumps

International

Brand profile

ESPA is a Spanish water-pump brand focused on pumps and water-management equipment for wells, pools, irrigation, pressurization, drainage, and wastewater. In water-treatment contexts it is relevant for auxiliary transfer, boosting, recirculation, drainage, and compact packaged equipment rather than high-pressure desalination service. ESPA Pumps's position in pumps and pumping equipment is defined by product families such as Horizontal Multi-stage, Vertical Multi-stage, Booster-set and Pressure unit. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include Aspri-ESD, Aspri and Delta. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 24

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FEDCO logo

FEDCO Pumps

International

Brand profile

FEDCO / Fluid Equipment Development Company has been designing high-pressure pumps and energy-recovery devices for fresh, brackish, and seawater RO systems since 1997. Its influence is strongest in desalination trains where pump hydraulics, turbocharger or pressure-booster energy recovery, efficiency, and high-recovery configurations determine total energy cost. FEDCO Pumps's position in pumps and pumping equipment is defined by product families such as HPB Series HP Booster, MSD Multistage Duplex Pump, MSS Multistage horizontal Pump and SLP Low Pressure Centrifugal Pump. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include HPB-10, HPB-10 Ultra and HPB-20. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 57

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Flygt logo

Flygt Pumps

International

Brand profile

Xylem is a global water technology company whose pump and treatment brands include Flygt, Goulds Water Technology, Godwin, Lowara, and Ionpure. Its influence in water projects is practical and installed-base driven: the same corporate portfolio can cover groundwater and boosting, wastewater pumping, dewatering rental, high-purity polishing, monitoring, and service support. Flygt Pumps's position in pumps and pumping equipment is defined by product families such as Jet mixers, Concertor, 3000 Series Heavy-duty Sewage pump (Rental) and Compact pump. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include JT4710, Concertor DP N80-7800 and Concertor DP N100-7800. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 53

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Xylem logo

Godwin Pumps

International

Brand profile

Xylem is a global water technology company whose pump and treatment brands include Flygt, Goulds Water Technology, Godwin, Lowara, and Ionpure. Its influence in water projects is practical and installed-base driven: the same corporate portfolio can cover groundwater and boosting, wastewater pumping, dewatering rental, high-purity polishing, monitoring, and service support. Godwin Pumps's position in pumps and pumping equipment is defined by product families such as Electrical version and Hydraulic version. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include GSP05/10/20, GSP20SL and Heidra 80HH. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 20

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Xylem logo

Goulds Pumps

International

Brand profile

Xylem is a global water technology company whose pump and treatment brands include Flygt, Goulds Water Technology, Godwin, Lowara, and Ionpure. Its influence in water projects is practical and installed-base driven: the same corporate portfolio can cover groundwater and boosting, wastewater pumping, dewatering rental, high-purity polishing, monitoring, and service support. Goulds Pumps's position in pumps and pumping equipment is defined by product families such as Fan Pumps / Low Pulse, Impeller Pumps, Double Suction Pumps and Overhung Impeller Pumps. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include Goulds LP 3400 Double Suction Fan Pumps, Goulds 3316 Two Stage Horizontally Split Case Pumps and Goulds 3355 Multi-Stage Pumps. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 58

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Grundfos logo

Grundfos Pumps

International

Brand profile

Grundfos is a Danish pump group widely recognized for energy-efficient pumps and water solutions for buildings, industry, utilities, and agriculture. In water-treatment systems it is a reference brand for vertical multistage pumps, boosters, dosing support, circulation, wastewater pumping, and digitally controlled pump packages where efficiency and service network matter. Grundfos Pumps's position in pumps and pumping equipment is defined by product families such as Vertical Multistage Pumps, Horizontal Multistage Pumps, Single Stage End Suction Pumps and In-Line Circular Pumps. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include CR series, CR-1, CRI-1, CRN-1, CRE-1, CRIE-1, CRNE-1 and CR-3, CRI-3, CRN-3, CRE-3, CRIE-3, CRNE-3. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 63

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JS Pump logo

JS Pump

International

Brand profile

JS Pump is represented here as a submersible pump product family for drainage, sewage, vortex, grinder, shredder, and site dewatering applications. Selection should focus on solids passage, material, head, flow, cable and control accessories, and whether the duty is clean drainage, construction water, or wastewater handling. JS Pump's position in pumps and pumping equipment is defined by product families such as centrifugal, multistage, submersible, dosing, booster, plunger, and high-pressure pump families. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include GS Series Submersible, JS Series Dewatering and KZ Series Sludge / Slurry. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 7

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KSB logo

KSB Pumps

International

Brand profile

KSB is a German pump and valve manufacturer with a long industrial history and a portfolio spanning centrifugal, multistage, process, and utility pumping. In water and wastewater projects it is relevant where plant-scale reliability, materials, hydraulic efficiency, and serviceability are more important than small packaged-equipment convenience. KSB Pumps's position in pumps and pumping equipment is defined by product families such as Centrifugal pump, Process pump, Multistage pump and In-Line pump. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include CPKN, CPKNO and Etabloc. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 99

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Xylem logo

Lowara Pumps

International

Brand profile

Xylem is a global water technology company whose pump and treatment brands include Flygt, Goulds Water Technology, Godwin, Lowara, and Ionpure. Its influence in water projects is practical and installed-base driven: the same corporate portfolio can cover groundwater and boosting, wastewater pumping, dewatering rental, high-purity polishing, monitoring, and service support. Lowara Pumps's position in pumps and pumping equipment is defined by product families such as End Suction Pumps, Multi Stage Pumps, In-Line Pumps and Submersible and Sewage Pumps. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include CEA, CA, e-NSC and e-SH. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 54

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Pentair logo

Nocchi Pumps

International

Brand profile

Nocchi is an Italian pump brand that Pentair folded into the Sta-Rite brand portfolio from October 2018. Existing Nocchi records should therefore be treated as legacy Pentair pump lines for clean-water and wastewater handling, with replacement planning focused on Sta-Rite/Pentair compatibility and available service parts. Nocchi Pumps's position in pumps and pumping equipment is defined by product families such as Monobloc pump, Pressure unit, Pressure booster and Submersible pump. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include Nocchi A2L-A4L, Nocchi A2LD-A4LD and Nocchi Pressure Units Selection L. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 65

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Pedrollo logo

Pedrollo Pumps

International

Brand profile

Pedrollo is an Italian pump manufacturer founded in 1974, known for electric water pumps used in domestic, agricultural, civil, and industrial service. Its influence is strongest in standardized clean-water, borehole, drainage, booster, and utility pumping rather than specialized high-pressure RO hydraulics. Pedrollo Pumps's position in pumps and pumping equipment is defined by product families such as Centrifugal Pumps, Multistage Centrifugal Pumps, Multistage Centrifugal Pumps (hor) and Standarized Centrifugal Pumps. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include Pedrollo HF high flow, Pedrollo HF medium range and Pedrollo HT-PRO. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 23

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Pentair logo

Pentair Flotec Pumps

International

Brand profile

Pentair is a broad water equipment group whose water-treatment brands include control valves, softening components, filter housings and cartridges, pumps, membrane housings, and X-Flow membrane modules. Its influence comes from installed-base breadth: many residential, commercial, industrial, and packaged water systems are designed around Pentair components, so selection often depends on service parts, controls, and compatibility as much as on the individual product rating. Pentair Flotec Pumps's position in pumps and pumping equipment is defined by product families such as Irrigation, Submersible Pumps, Pressurizing and Clear Water Drainage. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include EVO-MULTIMAX 840, EVO-MULTIMAX 340 LOGIC SAFE and EVO-MULTIMAX 550 LOGIC SAFE. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 27

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Pentair STA-RITE

International

Brand profile

Pentair is a broad water equipment group whose water-treatment brands include control valves, softening components, filter housings and cartridges, pumps, membrane housings, and X-Flow membrane modules. Its influence comes from installed-base breadth: many residential, commercial, industrial, and packaged water systems are designed around Pentair components, so selection often depends on service parts, controls, and compatibility as much as on the individual product rating. Pentair STA-RITE's position in pumps and pumping equipment is defined by product families such as A LEADER IN WATER TECHNOLOGY. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include CB Series Horizontal Centrifugal pumps, CM Series Horizontal Centrifugal pumps and CPS10 Electrical Pumps with Inverter. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 18

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Pentair logo

Pentair-Drena-Line

International

Brand profile

Pentair is a broad water equipment group whose water-treatment brands include control valves, softening components, filter housings and cartridges, pumps, membrane housings, and X-Flow membrane modules. Its influence comes from installed-base breadth: many residential, commercial, industrial, and packaged water systems are designed around Pentair components, so selection often depends on service parts, controls, and compatibility as much as on the individual product rating. Pentair-Drena-Line's position in pumps and pumping equipment is defined by product families such as centrifugal, multistage, submersible, dosing, booster, plunger, and high-pressure pump families. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include DP Submersible Pump, DPC Submersible Pump and DPV Submersible Pump. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 9

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ProMinent logo

ProMinent Pumps

International

Brand profile

ProMinent is a German dosing and water-treatment technology company whose history begins in 1960 with Chemie & Filter GmbH in Heidelberg. The brand is influential in chemical metering, disinfection, sensors, controllers, and packaged dosing systems where accurate dosage, safety interlocks, and online measurement determine treatment stability. ProMinent Pumps's position in pumps and pumping equipment is defined by product families such as centrifugal, multistage, submersible, dosing, booster, plunger, and high-pressure pump families. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include Beta® b solenoid metering pumps, Solenoid-driven metering pump Gamma/ X - XL and General. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 3

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Rovatti logo

Rovatti Pumps

International

Brand profile

Rovatti Pompe is an Italian centrifugal-pump manufacturer established in 1952, with products for submersible and surface installations in agricultural, civil, and industrial sectors. It is relevant where pump durability, hydraulic range, irrigation or utility duty, and family-owned Italian manufacturing experience are part of project selection. Rovatti Pumps's position in pumps and pumping equipment is defined by product families such as Horizontal Centrifugal Pumps, Vertical Multistage Pumps, Submersible Pumps and Horizontal Multistage Pumps. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include MEW series 50Hz, MEW series 60Hz and MNE series 50Hz. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 16

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SAER logo

SAER Pumps

International

Brand profile

SAER Elettropompe is an Italian pump manufacturer founded in 1951 and known for submersible and surface pumps, motors, centrifugal pumps, and broad hydraulic coverage. In water-treatment and RO-adjacent projects it is relevant where Italian-made pump families, motor options, material selection, and industrial or civil water duties must be compared. SAER Pumps's position in pumps and pumping equipment is defined by product families such as Horizontal multi-stage pumps, Pressure units, End suction pumps and Submersible pumps. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include OP, TM, TMV and CB. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 11

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SEKO logo

SEKO Pumps

International

Brand profile

SEKO is an Italian dosing-pump and chemical-metering company with roots going back to 1976. It is relevant for water treatment, cleaning and hygiene, chemical dosing, controllers, peristaltic and diaphragm pumps, dosing skids, and applications where repeatable chemical feed is a core control variable. SEKO Pumps's position in pumps and pumping equipment is defined by product families such as centrifugal, multistage, submersible, dosing, booster, plunger, and high-pressure pump families. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include 3C TRIPLEX Series, Exacta Series and Kosmo Series. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 8

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Speck logo

Speck Pumps

International

Brand profile

SPECK is a German family pump company with more than a century of pump-building history, serving swimming pool, spa, industrial, cooling, medical, and specialty pump duties. It is relevant where compact centrifugal or specialty pump performance, materials, quiet operation, and long-running brand continuity are useful selection cues. Speck Pumps's position in pumps and pumping equipment is defined by product families such as Speck In-Line Vertical Multistage Centrifugal Pumps, Speck Heat Transfer Pumps and Side Channel Pumps. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include Speck NP10 1 170 2 170 4 150 7 150 L, Speck NP10 10 150 10 13 150 10 15 150 L and Speck NP16 14 210 15 210 18 140 21 140 L. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 48

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Sulzer logo

Sulzer Pumps

International

Brand profile

Sulzer is a global fluid-engineering company with water and wastewater products spanning pumps, mixers, aeration, separation technologies, controls, and rotating-equipment services. Its records are relevant where municipal or industrial plants need robust wastewater pumping, dewatering, treatment equipment, service organization, and lifecycle reliability. Sulzer Pumps's position in pumps and pumping equipment is defined by product families such as Multistage pumps, Centrifugal pumps, Double suction pumps and Submersible pumps. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include Vertical multistage pumps VMS, Ring section pumps MBN, MBN-RO and Large vertical pumps SJT, SJM, SJP. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 27

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Taco logo

Taco Pumps

International

Brand profile

Taco Comfort Solutions is a U.S. hydronic and water-driven solutions company founded in 1920, with pumps, valves, tanks, heat exchangers, and advanced controls for HVAC, plumbing, and industrial sectors. In water-system selection it is relevant where circulation, hydronic efficiency, building services, packaged controls, and long-term support matter. Taco Pumps's position in pumps and pumping equipment is defined by product families such as centrifugal, multistage, submersible, dosing, booster, plunger, and high-pressure pump families. The portfolio is best understood inside raw water intake, RO/NF feed, transfer, boosting, chemical dosing, wastewater lift, and desalination hydraulics, where engineers compare the technology route, family boundaries, and duty fit before narrowing to individual models. Representative series on this page include 1900 closed coupled in-line series pumps, 2400 series pumps and Cl SCi series pumps. Selection should focus on flow, head, efficiency, NPSH margin, wetted materials, seals, and drive arrangement. These cues help users understand the brand's strongest fit before moving into the model index and product cards for finer comparison.

Models: 10

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