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General PumpSKU: HP8040

HP8040 High-Flow Pressure Washer Pump General Pump HD Belt Drive

$1,129.00

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Overview

The HP8040 is a General Pump HD belt-drive pressure washer pump rated 8.0 GPM at 4000 PSI, running a low 1840 RPM pump speed for continuous-duty use. It's an identical version of the branded GP model TSF2019N, so it drops in wherever that pump is spec'd. The forged brass manifold head, oversized connecting rods, heavy-duty tapered roller bearings, and solid ceramic plungers with lubricated packings are built for long service life on high-flow machines, and the large anodized-aluminum oil-bath crankcase has an easy-view sight gauge and dipstick for quick oil checks. Like any pump, it must be installed with a primary pressure regulator (unloader) and a secondary safety relief device (pop-off valve).

What's included

  • Heavy-duty continuous-use belt-drive pump, 1840 RPM rated speed
  • Identical version of branded GP model TSF2019N
  • Forged brass manifold head
  • Large-capacity anodized aluminum oil-bath crankcase
  • Oversized HD connecting rods for maximum life
  • Heavy-duty tapered roller bearings minimize friction
  • Solid ceramic plungers with lubricated packings
  • Unitized stainless steel inlet and discharge valves

Specifications

Flow
8.0 GPM @ 1840 RPM
Max Discharge Pressure
4000 PSI
Max Pump Speed
1840 RPM
Max Inlet Pressure
125 PSI
Max Inlet Vacuum
9 ft. water (7.9 in. Hg)
Drive
Belt drive (continuous use)
Replaces
General Pump TSF2019N

Frequently asked questions

Yes — the HP8040 is an identical version of the branded GP model TSF2019N, so it works as a direct replacement anywhere the TSF2019N is specified. Verify your machine's belt-drive setup and mounting before ordering.

Yes. All pumps require a primary pressure-regulating device (an unloader or regulator) plus a secondary safety relief device such as a pop-off valve. Running without both can injure the operator and damage the pump and system components, so plumb both in before startup.

The pump delivers 8.0 gallons per minute when driven at its rated 1840 RPM. Because that's slower than typical engine speed, a belt-drive setup with the correct pulley ratio is used to bring pump speed down, which reduces heat and wear for continuous-duty work.

Yes — it accepts inlet pressure up to 125 PSI, and it can also draw water at up to 9 ft. of water vacuum (7.9 in. Hg). Stay within those inlet limits to protect the packings and valves.

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