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Aplex Pump SC-45

HDD Pumps

Aplex Pump SC-45 HDD Pumps

The Aplex SC-45L is a triplex plunger pump built for intermittent heavy-duty service; its three plungers work in sync, so discharge runs smoother and pulsation in the line stays low. Factory ratings are 60 HP input power, a 2.25 in stroke, 600 SPM rated speed, 69.7 GPM maximum flow and 1683 PSI maximum working pressure. Shijiazhuang Dongli Petroleum Machinery (DLSY) stocks 168 distinct replacement items for it, including cap screws and polyurethane O-rings, shipped worldwide under HS code 84139100.

FAQ

What are the factory ratings of the Aplex SC-45L?

Per factory data: maximum working pressure 1683 PSI, maximum flow 69.7 GPM, rated input power 60 HP, stroke length 2.25 in and rated speed 600 SPM.

What liner and output options does the SC-45L have?

Factory data lists three liner configurations at rated speed: a 2.25 in liner delivers up to 69.7 GPM at a maximum of 1330 PSI, a 2.125 in liner up to 62.2 GPM at a maximum of 1491 PSI, and a 2 in liner up to 55.1 GPM at a maximum of 1683 PSI.

Why choose a triplex plunger pump for HDD duty?

The SC-45L's three plungers work in sync, which smooths the discharge flow, reduces pulsation in the system piping and lowers mechanical stress on downstream equipment — well suited to intermittent heavy-duty shift work.

Do you stock replacement parts for the SC-45L?

Yes. We carry 168 distinct items for this model, including hex-head and socket-head cap screws and polyurethane O-rings.

Do you ship SC-45L parts internationally?

Yes. We export to Canada, the United States and other international oil & gas markets under HS code 84139100.

Related replacement parts
168 items
HS code
84139100

Specifications

Max pressure
1,683 PSI · 11.6 MPa
Flow capacity
69.7 GPM · 4.4 L/s
Rated power
60 HP
Stroke
2.25 in
Rated speed
600 SPM

Liner / flow / pressure matrix

Liner size Max pressure Flow at rated SPM
2.25" 1,330 PSI · 9.2 MPa 23.2 GPM · 1.5 L/s
2.25" 1,330 PSI · 9.2 MPa 34.9 GPM · 2.2 L/s
2.25" 1,330 PSI · 9.2 MPa 46.5 GPM · 2.9 L/s
2.25" 1,330 PSI · 9.2 MPa 58.1 GPM · 3.7 L/s
2.25" 1,330 PSI · 9.2 MPa 69.7 GPM · 4.4 L/s
2.125" 1,491 PSI · 10.3 MPa 20.7 GPM · 1.3 L/s
2.125" 1,491 PSI · 10.3 MPa 31.1 GPM · 2.0 L/s
2.125" 1,491 PSI · 10.3 MPa 41.5 GPM · 2.6 L/s
2.125" 1,491 PSI · 10.3 MPa 51.8 GPM · 3.3 L/s
2.125" 1,491 PSI · 10.3 MPa 62.2 GPM · 3.9 L/s
2" 1,683 PSI · 11.6 MPa 18.4 GPM · 1.2 L/s
2" 1,683 PSI · 11.6 MPa 27.5 GPM · 1.7 L/s
2" 1,683 PSI · 11.6 MPa 36.7 GPM · 2.3 L/s
2" 1,683 PSI · 11.6 MPa 45.9 GPM · 2.9 L/s
2" 1,683 PSI · 11.6 MPa 55.1 GPM · 3.5 L/s

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