Pressure-Pro Dirt Laser Series Hot Water Pressure Washer – 4-Wheel Gas Powered, 3.5 GPM @ 4000 PSI, Honda GX390 Electric Start, AR Pump, Diesel-Heated

Part Number: SH40004HH
Category: Hot Water Pressure Washers
Type: Gas Hot Water Pressure Washer – 4000 PSI, 3.5 GPM, Honda GX390 Engine, Diesel-Heated, 4-Wheel Portable

The Pressure-Pro Dirt Laser SH Series Hot Water Pressure Washer (SH40004HH) is a high-powered, gas-driven hot water cleaning system designed for professional use where electric power is unavailable. Producing 3.5 GPM at 4000 PSI, it is powered by a Honda GX390 electric-start gas engine and paired with a direct-drive AR triplex ceramic plunger pump. A 12V diesel-fired burner heats water up to 250°F, delivering strong grease-cutting performance. The rugged four-wheel design makes it ideal for fleet washing, equipment maintenance, and mobile service operations.

Pressure Washer Specifications

• Model: SH40004HH

• Pressure: 4000 PSI

• Flow Rate: 3.5 GPM

• Engine: Honda GX390 Gas Engine

• Engine Displacement: 389cc

• Starting System: Electric Start

• Pump: AR Triplex Ceramic Plunger Pump

• Drive System: Direct Drive

• Heating System: 12VDC Diesel Burner

• Maximum Water Temperature: Up to 250°F (Wet Steam)

• Fuel Type: Gasoline (engine) / Diesel (burner)

Standard Features

• High-temperature adjustable thermostat (up to 250°F)

• Stainless steel insulated ½″ Schedule 80 heating coil

• Thermostatically controlled 12V diesel burner

• 8-gallon diesel fuel tank for extended burner runtime

• Heavy-duty spray gun, wand, and quick-connect nozzles

• 50′ high-pressure hose

• Rugged powder-coated steel frame

• Integrated wand holder and hose hooks

• Lifting point for transport

• Four large wheels for portability

Dimensions & Frame

• Dimensions: 44″ L × 28″ W × 45″ H

• Frame Type: 4-Wheel Portable Cart

Electrical Requirements

• Requires Group 24 battery (550 CCA) (not included)

• 12VDC burner system

Applications

• Mobile hot water pressure washing

• Fleet and vehicle cleaning

• Heavy equipment and machinery degreasing

• Industrial and commercial maintenance

• Construction and service operations

• Locations without access to electric power

Important Notes

• Battery not included

• Designed for professional and industrial use

• Diesel fuel required for burner operation

• All units are factory assembled, tested in the USA, and delivered ready to operate