1800 PSI 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 40
Used Gaso 1755 Duplex Pump Package

Used Gaso 1755 duplex pump package with the following features: • 10" stroke • 120 HP • Duplex stainless steel fluid end • 5.5”plungers • 4" 150# suction connection • 3" 300# discharge connection • Packaged on skid with 100 hp, 460 v, 1780 rpm, XP top mount motor, suction and discharge pulsation dampeners. C44 8-groove sheave on the pump and C8.0 8-groove on the motor. • Weight 10,000 lbs • Dims (9’ 6”L x 5’ 4”W x 5' H)

1 of 40
  • 120 HP
  • 85 RPM
  • 336 GPM
  • 1750 PSI
  • Ratio: 5.8460
  • Stock No: 53858
Positive Displacement Pump Reciprocating Pump
336
1750
85
120
5.8460
1 of 31
Used Gaso 1742 Duplex Pump

Used Gaso 1742 duplex production pump with the following features: • 10" stroke • 120 HP • Fluid end • Plungers • Spherical valves • 4" 150 lb suction connection • 3" 300 lb discharge connection • 5.846 (integral or pinion or eternal gear box) gear ratio • Last used in crude oil service • Weight • Dims

1 of 31
  • 120 HP
  • 85 RPM
  • 336 GPM
  • 1750 PSI
  • Ratio: 5.8460
  • Stock No: 58653
Positive Displacement Pump Reciprocating Pump
336
1750
85
120
5.8460
1 of 22
Used Gaso 1740 Duplex Pump Complete Pump

Used 2 1/2 - 5 x 10 complete pump on skid with 50hp electric motor, 4" suction, old style fluid end, capable of 59gpm@ 1750psi @ 85rpm with 2 1/2" pistons or 336gpm @ 550psi @ 85rpm with 5 1/2" pistons

1 of 22
  • 120 HP
  • 85 RPM
  • 275 GPM
  • 1750 PSI
  • Ratio: 5.8460
  • Stock No: 56262
Positive Displacement Pump Reciprocating Pump
275
1750
85
120
5.8460
1 of 21
Used Gaso 1740 Duplex Pump Complete Pump

Used 2 1/2 - 5 x 10 complete pump, 4" suction, old stlye fluid end, capable of 59gpm @ 1750psi @ 85rpm with 2 1/2" pistons or 336gpm @ 550psi @ 85rpm with 5 1/2" pistons

1 of 21
  • 120 HP
  • 85 RPM
  • 275 GPM
  • 1750 PSI
  • Ratio: 5.8460
  • Stock No: 54670
Positive Displacement Pump Reciprocating Pump
275
1750
85
120
5.8460
1 of 15
Used Wheatley 2150A Duplex Pump

Used Wheatley 2150A duplex production pump with the following features: • 10 1/8" stroke • 130 HP • Duplex stainless steel fluid end • 3" pistons • 4" ASA 150# suction connection • 3" ASA 600# discharge connection • 5.64 (integral or pinion or eternal gear box) gear ratio • Packaged on skid with belt drive with 100 hp TEFC electric motor, capable of 105 gpm @ 1768 psi @ 100 rpm with 3" pistons or 294 gpm @ 637 psi @ 91 rpm with 5" pistons • Weight • Dims

1 of 15
  • 130 HP
  • 100 RPM
  • 294 GPM
  • 1768 PSI
  • Ratio: 5.6400
  • Stock No: 57818
Positive Displacement Pump Reciprocating Pump
294
1768
100
130
5.6400
1 of 12
Used Wheatley 1024 Duplex Pump Complete Pump

2-4 x 6 duplex mud pump

1 of 12
  • 40 HP
  • 100 RPM
  • 126 GPM
  • 1860 PSI
  • Ratio: 4.4160
  • Stock No: 51278
Positive Displacement Pump Reciprocating Pump
126
1860
100
40
4.4160
1 of 10
Used Wheatley 2050 Duplex Pump

2 1/2 to 5x10 power frame only with broken fluid end, crank removed, capable of 77gpm @ 1732psi with 2.5" pistons or 310gpm @ 433psi with 5" pistons

1 of 10
  • 70 HP
  • 90 RPM
  • 310 GPM
  • 1732 PSI
  • Stock No: 52064
Positive Displacement Pump Reciprocating Pump
310
1732
90
70