20 HP 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.

6 Items Found   •    Showing 20 Items Per Page

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1 of 27
Used WABCO (same as Failing) L-100 CA Duplex Pump Complete Pump

Used WABCO L-100 CA slush pump with the following features: • 5" stroke • 22 HP • Ductile iron fluid end • 4.5" pistons • suction connection • discharge connection • Weight • Dims

1 of 27
  • 22 HP
  • 400 RPM
  • 120 GPM
  • 800 PSI
  • Stock No: 55208
Positive Displacement Pump Reciprocating Pump
1 of 15
Used Gardner Denver FF-FXF Duplex Pump Complete Pump

Used Gardner Denver FF-FXF duplex production pump with the following features: • 5" stroke • 19 HP • 3" pistons • Ductile iron fluid end • capable of 43gpm @ 639psi @ 110rpm with 2 1/2" pistons or 115gpm @ 250psi @ 110rpm with 4" pistons. • suction connection • discharge connection • 4.88 gear ratio • Weight • Dims

1 of 15
  • 19 HP
  • 110 RPM
  • 149 GPM
  • 639 PSI
  • Ratio: 4.8800
  • Stock No: 54668
Positive Displacement Pump Reciprocating Pump
1 of 5
Used Fairbanks Morse 6182 Duplex Pump Complete Pump

Used Fairbanks Morse 6182 bare duplex pump with the following features: • 6" stroke • 20 HP • Ductile iron fluid end • Capable of 33 gpm @ 1000 psi @ 75 rpm with 2 1/2" pistons or 119 gpm @ 380 psi @ 75 rpm with 4 1/2" pistons • with sheave • with piping • suction connection • discharge connection • Last used in crude oil service • Weight • Dims

1 of 5
  • 20 HP
  • 75 RPM
  • 119 GPM
  • 1000 PSI
  • Stock No: 54448
Positive Displacement Pump Reciprocating Pump
1 of 9
Used Gardner Denver FF-FXF Duplex Pump Parts or Partial Pump for Parts

Used 2 1/2 - 4 x 5 duplex, bare shaft parts pump, capable of 43gpm @ 639psi @ 110rpm with 2 1/2" pistons or 115gpm @ 250psi @ 110rpm with 4" pistons

1 of 9
  • 19 HP
  • 110 RPM
  • 115 GPM
  • 639 PSI
  • Stock No: 55021
Positive Displacement Pump Reciprocating Pump
1 of 3
Used Gardner Denver FF-FXF Duplex Pump Parts or Partial Pump for Parts

Used Gardner Denver FF-FXF duplex production pump with the following features: • 5" stroke • 19 HP • Ductile iron fluid end • capable of 149 gpm @ 197 psi with 4 1/2" pistons or 43 gpm @ 639 psi with 2 1/2" pistons • 2.5" 125# NPT suction connection • 2" 300# NPT discharge connection • Weight 1,495 lbs • Dims (67.4”L x 30.1”W x 13.5” H)

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

Used Worthington KDS duplex production pump with the following features: • 4" stroke • 22 HP • Ductile iron fluid end • plungers • suction connection • discharge connection • Weight • Dims

1 of 1
  • 22 HP
  • 78 GPM
  • 450 PSI
  • Stock No: 53321
Positive Displacement Pump Reciprocating Pump