Union Multi-Stage Horizontal Centrifugal Pumps For Sale

Power Zone offers a wide range of new, used and reconditioned multi-stage horizontal pumps including Multi-Stage Split Case Pumps, Multi-Stage Barrel Pumps, Multi-Stage Ring Section Pumps and Multi-Stage Horizontal Pumps, sometimes referred to as H-Pumps. We supply these hydraulically balanced pumps and non-hydraulically balanced pumps in all relevant API 610 pump types including API BB3, API BB4 and API BB5. We provide these multi-stage horizontal centrifugal pumps from many different manufacturers including Sulzer, Flowserve, Bingham, ITT Goulds and SPX. Multistage horizontal pumps are often required in conditions demanding constant pressure and flow including (but not restricted to) boiler feedwater systems; oil, gas & water pipelines; descaling systems; water supply facilities and salt water injection related applications.

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Rebuilt Union 8x10 MRF 5/3 Stage Horizontal Multi-Stage Centrifugal Pump Package

Reconditioned Union Multistage (3) Centrifugal pump with 14.218" Impellers on skid with an EMD 16-645 Diesel Engine and Lufkin N1604C Gear Increaser, 3.977:1 Ratio, 1.87 Service Factor, 10" Suction 900# Flanges, 8" Discharge 900# Flanges

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  • 2600 HP
  • 3560 RPM
  • 4000 GPM
  • 3800 TDH
  • Stock No: 58690
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New SPX Clyde Union FK14/18 Horizontal Multi-Stage Centrifugal Pump

New Unused Surplus SPX Main Feedwater Pump 3580 RPM, 9600 GPM, 1019/1319 PSI, Suction 730 PSI, Discharge 1838 PSI, CW Rotation, FK 14/18 Type

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  • 3580 RPM
  • 9600 GPM
  • 1319 PSI
  • 1950 TDH
  • Stock No: 59088
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Used Union 3x4 MOD-6 Horizontal Multi-Stage Centrifugal Pump Complete Pump

Used Union 3x4 MOD centrifugal pump - 4" 600LB suction - 3" 600LB discharge - Double Suction first stage - 9.47" impeller dia.

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  • 3560 RPM
  • 466 GPM
  • 1860 TDH
  • Stock No: 58337
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New SPX Clyde Union FK 14/18 Horizontal Multi-Stage Centrifugal Pump

New Unused Surplus SPX Main Feedwater Pump 3580 RPM, 9600 GPM, 1019/1319 PSI, Suction 730 PSI, Discharge 1838 PSI, CW Rotation, FK 14/18 Type

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  • 3580 RPM
  • 9600 GPM
  • 1019 PSI
  • 1950 TDH
  • Stock No: 59086
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New SPX Clyde Union FK14/18 Horizontal Multi-Stage Centrifugal Pump

New Unused Surplus SPX Main Feedwater Pump 3580 RPM, 9600 GPM, 1019/1319 PSI, Suction 730 PSI, Discharge 1838 PSI, CW Rotation, FK 14/18 Type

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  • 3580 RPM
  • 9600 GPM
  • 1019 PSI
  • 1950 TDH
  • Stock No: 59087
1 of 10
New SPX Union 3x4x9 DVMX N/HH Horizontal Multi-Stage Centrifugal Pump

New SPX Union DVMX 3x4x9 N/HH, API 610, BB3 pump with the following features: • CF3M case material • Seven stage • impeller • 4" 900# RF suction flange • 3" 900# RF discharge flange • CCW Rotation • Pump is on skid with 560 KW WEG electric motor. JOHN CRANE OIL COOLERS FAC 2x1 MI93525 • Weight 22,500 lbs • Dims 15'Lx7'Wx10'H

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  • 3575 RPM
  • 528 GPM
  • 1690 PSI
  • 2975 TDH
  • Stock No: 59956
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New SPX Union 3x4x9 DVMX N/HH Horizontal Multi-Stage Centrifugal Pump Package

New SPX Union DVMX 3x4x9 N/HH, API 610, BB3 pump with the following features: • CF3M case material • Seven stage • impeller • 4" 900# RF suction flange • 3" 900# RF discharge flange • CCW Rotation • Pump is on skid with 560 KW WEG electric motor. JOHN CRANE OIL COOLERS FAC 2x1 MI93525 • Weight 22,500 lbs • Dims 15'Lx7'Wx10'H

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  • 3575 RPM
  • 528 GPM
  • 1690 PSI
  • 2975 TDH
  • Stock No: 59958
1 of 14
Used Union 3x4 MOC Horizontal Multi-Stage Centrifugal Pump Complete Pump

Used Union 3x4 MOC, API 610, BB3 pump with the following features: • case material • 7 stage • impellers • 4" 900# suction flange • 3" 900# discharge flange • Mechanical Seals • CCW Rotation • Weight • Dims

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  • 3550 RPM
  • 292 GPM
  • 2250 TDH
  • Stock No: 58751
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Used Union 3x4 MOC Horizontal Multi-Stage Centrifugal Pump Complete Pump

Used Union 3x4 MOC, API 610, BB3 pump with the following features: • case material • 7 stage • impellers • 4" 900# suction flange • 3" 900# discharge flange • Mechanical Seals • CCW Rotation • Weight • Dims

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  • 3550 RPM
  • 292 GPM
  • 2250 TDH
  • Stock No: 58752
1 of 8
Used Union 3x4 MOC Horizontal Multi-Stage Centrifugal Pump Rotating Assembly

Used 6 stage 3x4 MOC rotating assembly

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  • 3550 RPM
  • 292 GPM
  • 2250 TDH
  • Stock No: 58790
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Used Union 3x4 MOC Horizontal Multi-Stage Centrifugal Pump Rotating Assembly

Used 7 stage 3x4 MOC rotating assembly

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  • 3550 RPM
  • 292 GPM
  • 2250 TDH
  • Stock No: 58791
1 of 24
Used Union 3x4 MOC9 Horizontal Multi-Stage Centrifugal Pump Package

Used and skidded Union 3x4 MOC 9-stage centrifugal pump, 3350 Rpm, 965 Psi, 458 Gpm, 2510 Tdh, Rotation CW with 400 HP Siemens electric motor

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  • 400 HP
  • 3350 RPM
  • 458 GPM
  • 965 PSI
  • 2510 TDH
  • Stock No: 58879
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Used Union 3x4 MOC9 Horizontal Multi-Stage Centrifugal Pump Package

Used and skidded Union 3x4 MOC 9-stage centrifugal pump, 3350 Rpm, 965 Psi, 458 Gpm, 2510 Tdh with 400 HP Siemens electric motor

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  • 400 HP
  • 3550 RPM
  • 458 GPM
  • 965 PSI
  • 2510 TDH
  • Stock No: 58881
1 of 8
Used Union 3x6 MODL-S-7 Horizontal Multi-Stage Centrifugal Pump

Used Union 3x6 MODL-S-7, API 610, BB3 pump with the following features: • Duplex SS case material • 7 stage • impeller • 6" 900# RF suction flange • 3" 900# RF discharge flange • CCW Rotation • Weight • Dims 79"Lx31"Wx32"H

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  • 482 GPM
  • 1005 PSI
  • Stock No: 59890
1 of 14
Used Union 4x6 MPE Horizontal Multi-Stage Centrifugal Pump Complete Pump

Used 4 stage centrifugal pump, 6" 300LB suction, 4" 600LB discharge

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  • 3560 RPM
  • 1150 GPM
  • 1000 TDH
  • Stock No: 58236
1 of 4
Used Union 6x8x13 MOF-5 Horizontal Multi-Stage Centrifugal Pump

Used Union 6x8x13 MOF-5 stage pump • Brand: Union Pumps • Model: MQ • API class: BB3 • Size: 6x8x13 5 stages • Suction Flange: 8x 900# • Discharge Flange: 6 x 900# • Nominal speed: 3560 rpm • Material: WCB • Lubrication: Forced or Oil ring splash • Actual BEP: 2400 gpm @ 2600 Ft @ 3560 rpm with 5 stages. • Pump can be de-staged as shown within attached curves.

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  • 3560 RPM
  • 2400 GPM
  • 2600 TDH
  • Stock No: 60122
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Used Union 6x8x13 MOF-5 Horizontal Multi-Stage Centrifugal Pump

Used Union 6x8x13 MOF-5 stage pump • Brand: Union Pumps • Model: MQ • API class: BB3 • Size: 6x8x13 5 stages • Suction Flange: 8x 900# • Discharge Flange: 6 x 900# • Nominal speed: 3560 rpm • Material: WCB • Lubrication: Forced or Oil ring splash • Actual BEP: 2400 gpm @ 2600 Ft @ 3560 rpm with 5 stages. • Pump can be de-staged as shown within attached curves.

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  • 3560 RPM
  • 2400 GPM
  • 2600 TDH
  • Stock No: 60123