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Duplex Fuel Oil Systems
Factory Built and Tested Solutions for Smooth, Reliable Startup and Operation

Materials of Construction
  • Cast Iron
  • Steel 
Design Features

Viking Duplex Fuel Oil Systems are factory engineered and built to order for oil transfer applications such as fueling diesel generators, fuel oil filtration, or oil re circulation.  These systems can be provided with or without UL-CSA electrical control panels and include all strainers, check valves, and relief valves necessary for a reliable and robust system.  Additional options include:

  • Pressure and Flow Switches
  • Thermometers
  • Water Removal Filters
  • Galvanized Base Plates
  • Custom Control Panels
  • UL343 Listed Pumps

If requirements call for only one fuel pump, these units are also available as Simplex Fuel Oil Systems. 

These units are factory built and tested to insure no surprises at startup.

Please contact us for a copy of our 8-Step Selection Software which includes all options and submittal drawings.

 
Performance
Capacity 0.2 - 285 m³/hr 1 - 75 GPM
Pressure 0.3 - 17 BAR 5 - 250 PSI
Viscosity 3 - 2500 cSt 38 - 25,000 SSU
Temperature -20 - 80 C -5 - 180 F
Specifications

NOTE:  Models shown in yellow are fitted with UL343 listed pumps

Duplex Package Model

Viking Pump Model

Suction Header

Discharge Header

Relief to Tank

Pump Rating at
Maximum Speed

Pipe Size (NPT)

m³/hr

GPM

RPM

DF

F432

1

0.5

0.5

0.3

1.5

1800

DFH

FH432

1

0.5

0.5

0.7

3

1800

GGD

GG4195

1

1

0.75

2

10

1800

HJD

HJ4195

1.5

1.5

1

5

20

1800

HLD

HL4195

1.5

1.5

1

7

30

1800

ASD

AS4195

2.5

2.5

1.5

8

35

1200

AKD

AK4195

2.5

2.5

1.5

11

50

1200

ALD

AL4195

3

3

2

17

75

1200

518

SG-40518

1

0.5

0.5

0.16

0.7

1800

525

SG-40525

1

0.5

0.5

0.23

1.0

1800

535

SG-40535

1

0.5

0.5

0.32

1.4

1800

550

SG-40550

1

0.5

0.5

0.45

2.0

1800

570

SG-40570

1

0.5

0.5

0.64

2.8

1800

510

SG-40510

1

0.5

0.5

0.91

4.0

1800

514

SG-40514

1

1

0.75

1.3

5.6

1800

519

SG-40519

1

1

0.75

1.7

7.6

1800

528

SG-40528

1

1

0.75

2.5

11.2

1800

729

SG-40729

1

1

0.75

0.6

2.8

1800

741

SG-40741

1

1

0.75

0.9

4.0

1800

711

SG-40711

1

1

0.75

1.3

5.6

1800

716

SG-40716

1

1

0.75

1.8

8.0

1800

722

SG-40722

1.5

1.25

1

2.5

11.2

1800

732

SG-40732

1.5

1.25

1

3.6

16.0

1800

XDF

F432X

1

0.5

0.5

0.3

1.5

1800

XFH

FH432X

1

0.5

0.5

0.7

3

1800

XDG

G432X

1

1

0.5

1.1

5

1200

XDH

H432X

1

1

0.75

2.3

10

1200

XHL

HL432X

1.5

1.5

1

4.5

20

1200

X18

SG-0518X

1

0.5

0.5

0.16

0.7

1800

X25

SG-0525X

1

0.5

0.5

0.23

1.0

1800

X35

SG-0535X

1

0.5

0.5

0.32

1.4

1800

X55

SG-0550X

1

0.5

0.5

0.45

2.0

1800

X70

SG-0570X

1

0.5

0.5

0.64

2.8

1800

X10

SG-0510X

1

0.5

0.5

0.91

4.0

1800

X14

SG-0514X

1

1

0.75

1.3

5.6

1800

X19

SG-0519X

1

1

0.75

1.7

7.6

1800

X28

SG-0528X

1

1

0.75

2.5

11.2

1800

Literature

Each of these documents will open in a new window as a .pdf.

Model

Drawing

Service Manual

Brochure

Catalog

All Models

See Note Below*

English
Chinese
Deutsch
Español
Français
Italiano
Português
Russian

English
Chinese
Deutsch
Español
Français
Italiano
Português
Russian

See Note Below*

*Drawings and Manuals vary based on the pumps and options selected.  These can be provided with quotation.

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