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Hot Water Pressure Washer — 4 GPM @ 4000 PSI, Honda GX390 & Comet ZWD
$4,999.00
A hot water pressure washer rated at 4 GPM and 4000 PSI, built with a Honda GX390 electric start engine and a Comet ZWD triplex plunger pump.
Hot water fundamentally changes what a pressure washer can remove. Grease, oil, and organic buildup that cold water only spreads around break down under heat, which is why hot water machines are the requirement rather than the preference for fleet washing, kitchen exhaust work, food service, and industrial degreasing.
At 4 GPM and 4000 PSI this unit favors pressure over volume, which suits detailed work, equipment cleaning, and applications where cutting power matters more than covering large areas quickly. The Honda GX390 with electric start provides reliable starting, and the Comet ZWD is a rebuildable triplex pump with full parts availability.
Frequently Asked Questions
What are the output specs? 4 GPM at 4000 PSI with hot water capability.
Is this better suited to detail work or large areas? Detail and equipment work — the pressure-favoring specification suits cutting power over coverage speed.
What maintenance does the hot water system need? Burner service, fuel filtration, and regular coil descaling.
Quantity
Out of stock



















