500 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.

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SOLD: Used Gardner Denver FXN Duplex Pump Complete Pump

Used 4 - 7 1/2" x 14 duplex mud pump, capable of 200gpm @ 3000psi with 4" pistons or 775gpm @ 940psi with 7 1/2" pistons, on skid with Cat D343

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  • 500 HP
  • 75 RPM
  • 775 GPM
  • 940 PSI
  • Ratio: 4.7700
  • Stock No: 58276
Positive Displacement Pump Reciprocating Pump
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Used Continental Emsco DA-500 Duplex Pump Complete Pump

Used Continental Emsco DA-500 duplex production pump with the following features: • 16" stroke • 500 HP • Ductile iron fluid end • 6" pistons • suction connection • discharge connection • Weight • Dims

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  • 500 HP
  • 65 RPM
  • 754 GPM
  • 970 PSI
  • Stock No: 58263
Positive Displacement Pump Reciprocating Pump
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Used Emsco D-500 Duplex Pump Complete Pump

Used Emsco D-500 duplex production pump package with the following features: • 16" stroke • 500 HP • Ductile iron fluid end • capable of 268gpm @ 2720psi with 4 3/4" pistons or 751gpm @ 970psi with 7 1/2" pistons • suction connection • discharge connection • Packaged on skid with twin Detroit engines • Weight • Dims

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  • 500 HP
  • 65 RPM
  • 751 GPM
  • 970 PSI
  • Stock No: 58269
Positive Displacement Pump Reciprocating Pump
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Used Emsco D-500 Duplex Pump Complete Pump

Used Emsco D-500 duplex production pump with the following features: • 16" stroke • 500 HP • Ductile iron fluid end • capable of 268gpm @ 2720psi with 4 3/4" pistons or 751gpm @ 970psi with 7 1/2" pistons • suction connection • discharge connection • Weight • Dims

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  • 500 HP
  • 65 RPM
  • 751 GPM
  • 970 PSI
  • Stock No: 58278
Positive Displacement Pump Reciprocating Pump