150 GPM Duplex Pumps For Sale

We have a large stock of Double-Acting Duplex Pumps that are used for various applications such as fluid (including heavy oil) transfers in pipelines, mud pumping, cement pumping, water well drilling etc. in the Oil & Gas, Agriculture, Mining, Municipal & Manufacturing sectors. Duplex Pumps have two cylinders and are capable of handling different pressures, volumes and flow rates. We supply new, used and refurbished API 674 Double Acting Duplex Pumps of all leading manufacturers including Gaso, Wheatley, Gardner Denver, National & Oilwell.

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1 of 5
Used Gardner Denver FF-FXF Duplex Pump Complete Pump

Used 2 1/2 - 4 1/2 x 5 complete pump on skid with 20 HP Siemens electric motor, capable of 43gpm @ 639psi @ 110rpm with 2 1/2" pistons or 149gpm @ 197psi @ 110rpm with 4 1/2" pistons

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  • 19 HP
  • 110 RPM
  • 149 GPM
  • 639 PSI
  • Ratio: 4.8800
  • Stock No: 54668
Positive Displacement Pump Reciprocating Pump
149
639
110
19
4.8800
1 of 20
Used Gaso 1860 Duplex Pump Complete Pump

Used 2 1 /2 - 4 1/2 x 6 duplex pump, capable of 45gpm @ 988psi with 2 1/2" pistons or 148gpm @ 305psi with 4 1/2" pistons, on skid with 20HP motor

1 of 20
  • 31 HP
  • 100 RPM
  • 148 GPM
  • 305 PSI
  • Ratio: 5.1000
  • Stock No: 58252
Positive Displacement Pump Reciprocating Pump
148
305
100
31
5.1000
1 of 8
Used Gaso 1860 Duplex Pump Complete Pump

Used Gaso 1860 duplex pump package with the following features: • 6" stroke • 28.3 HP • Ductile iron fluid end • missing piston rods • 10" ANSI 150# FF suction connection • 4" ANSI 600# FF discharge connection • Packaged on skid with 25 HP motor • Weight • Dims

1 of 8
  • 28.3 HP
  • 100 RPM
  • 148 GPM
  • 305 PSI
  • Stock No: 58439
Positive Displacement Pump Reciprocating Pump
148
305
100
28.3
1 of 3
Used Gardner Denver FF-FXF Duplex Pump Parts or Partial Pump for Parts

Used duplex pump for parts, capable of 149gpm @ 197psi with 4 1/2" pistons or 43gpm @ 639psi with 2 1/2" pistons

1 of 3
  • 19 HP
  • 110 RPM
  • 149 GPM
  • 197 PSI
  • Ratio: 4.8800
  • Stock No: 53907
Positive Displacement Pump Reciprocating Pump
149
197
110
19
4.8800
1 of 3
Used Gaso 1800 Duplex Pump

Used power end for parts, has bent pinion shaft

1 of 3
  • 31 HP
  • 100 RPM
  • 160 GPM
  • 990 PSI
  • Ratio: 5.1000
  • Stock No: 54338
Positive Displacement Pump Reciprocating Pump
160
990
100
31
5.1000
1 of 4
Used Gaso 1800 Duplex Pump

Used pump case with pinion gear/shaft and sheave duplex pump

1 of 4
  • 31 HP
  • 100 RPM
  • 160 GPM
  • 990 PSI
  • Ratio: 5.1000
  • Stock No: 53245
Positive Displacement Pump Reciprocating Pump
160
990
100
31
5.1000