DeWalt DXPW4400 Gas Pressure Washer – 4400 PSI Cold Water, AAA Triplex Pump, Honda GX390 Engine

Power through the toughest jobs with the DeWalt DXPW4400 Professional Gas Pressure Washer — engineered for high-performance cleaning with a commercial-grade Honda GX390 engine and AAA industrial triplex pump. This unit delivers a massive 4400 PSI of cold water pressure at 4.0 GPM, making it ideal for heavy-duty applications like fleet cleaning, paint prep, building washdowns, and serious auto detailing.

Whether you’re a contractor, mobile detailer, or property maintenance pro, the DXPW4400 is built to handle long hours and demanding conditions.


🔹 Key Features:

  • 4400 PSI at 4.0 GPM: Maximum cleaning power for commercial-grade applications

  • Powered by Honda GX390 Engine: Reliable, fuel-efficient OHV engine with low-oil shutdown

  • AAA Industrial Triplex Pump: Delivers better performance, longevity, and rebuildability compared to axial pumps

  • Durable Steel Frame: Heavy-duty welded steel construction with anti-vibration rubber tires

  • 5 Quick-Connect Nozzles: 0°, 15°, 25°, 40°, and soap for versatile cleaning tasks

  • Detergent Injection System: Easily apply cleaning solutions for enhanced effectiveness

  • 10” Premium Pneumatic Tires: Easy transport on rough terrain or job sites


📐 Specifications:

  • Pressure: 4400 PSI

  • Flow Rate: 4.0 GPM

  • Engine: Honda GX390

  • Pump Type: AAA Triplex Plunger Pump

  • Fuel Type: Gasoline

  • Hose: 50 ft. steel-braided high-pressure hose

  • Weight: Approx. 61.2 kg (135 lbs)

  • Frame Dimensions: ~38″ L x 23.5″ W x 30″ H


💪 Built for Professionals:
Designed to tackle the dirtiest, most demanding jobs—this DeWalt unit is a favorite among pressure washing contractors, fleet managers, and mobile auto detailers needing maximum cleaning efficiency with trusted components.

$899.00

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