SIMPSON PowerShot 4000 PSI Gas Pressure Washer – Commercial-Grade Cleaning Power with Honda GX270 Engine

Take on the toughest outdoor cleaning jobs with the SIMPSON PowerShot 4000 PSI Gas Pressure Washer, engineered for professional contractors, commercial use, and demanding homeowners. Powered by the legendary Honda GX270 commercial-grade engine, this heavy-duty pressure washer delivers an impressive 4000 PSI and 3.5 GPM, making it ideal for cleaning concrete, driveways, siding, heavy equipment, decks, fences, vehicles, and construction sites.

Built around a premium AAA industrial triplex plunger pump, durable welded steel frame, oversized pneumatic tires, and a 50-foot steel-braided Monster Hose, the PowerShot is designed to provide years of dependable performance in the most demanding environments.

Whether you’re running a professional pressure washing business or tackling large residential projects, the SIMPSON PowerShot delivers unmatched cleaning performance, durability, and reliability.

Commercial Cleaning Performance

Designed for professionals who need maximum power.

Performance

• 4000 PSI Maximum Pressure
• 3.5 GPM Water Flow
• Cold Water Pressure Washer
• Commercial-grade performance
• Heavy-duty cleaning capability
• Excellent for large cleaning projects

Perfect for removing:

• Dirt
• Mud
• Grease
• Oil stains
• Mold
• Mildew
• Paint residue
• Heavy grime

Quickly restore hard surfaces to like-new condition.

Legendary Honda GX270 Engine

Trusted worldwide for exceptional durability and performance.

Engine Features

• Honda GX270 Commercial Engine
• Manual recoil start
• Low Oil Shutdown Protection
• Reliable 270cc displacement
• Smooth operation
• Easy starting
• Built for extended service life

The Honda GX Series is recognized as one of the most dependable small engines in the industry.

Premium AAA Industrial Triplex Pump

Engineered for continuous commercial operation.

Pump Features

• AAA Industrial Triplex Plunger Pump
• Heavy-duty construction
• Professional-grade performance
• Increased durability
• High efficiency
• Long service life
• Designed for frequent use

Built to withstand demanding cleaning applications.

50-Foot Steel-Braided Monster Hose

Maximum reach without sacrificing durability.

Hose Features

• 50 ft High-Pressure Hose
• Steel-braided construction
• Abrasion resistant
• Kink resistant
• Polyurethane outer jacket
• Quick-connect fittings

Work farther from the machine while maintaining excellent flexibility and durability.

Five Professional Spray Tips

Adapt to virtually every cleaning task.

Included Nozzles

• 0° High-Pressure Nozzle
• 15° General Cleaning Nozzle
• 25° Multi-Purpose Nozzle
• 40° Delicate Surface Nozzle
• Soap Nozzle

Quickly switch between applications using the included interchangeable spray tips.

Heavy-Duty Steel Construction

Built for years of demanding service.

Frame Features

• Welded steel frame
• Powder-coated finish
• Corrosion resistant
• Heavy-duty construction
• Commercial durability

Designed to withstand rugged jobsite environments.

Large Pneumatic Tires

Move easily across rough terrain.

Mobility

• 13-inch pneumatic wheels
• Smooth transportation
• Excellent stability
• Easy maneuverability
• Suitable for uneven surfaces

Perfect for construction sites, farms, workshops, and large properties.

Ideal Applications

The SIMPSON PowerShot is designed for demanding cleaning jobs.

Perfect For

• Driveways
• Sidewalks
• Patios
• Concrete
• Brick
• Stone
• Decks
• Fences
• House siding
• Roofing preparation
• Construction equipment
• Farm equipment
• Heavy machinery
• Trucks
• Trailers
• Commercial buildings
• Fleet maintenance
• Workshops
• Industrial facilities

One machine for virtually every heavy-duty outdoor cleaning application.

Built for Residential & Commercial Use

Whether you’re a contractor or homeowner, the PowerShot delivers professional-level cleaning performance.

Ideal for:

• Professional pressure washing businesses
• Property maintenance companies
• Contractors
• Landscapers
• Facility maintenance
• Farms
• Workshops
• Large residential properties

Key Features

✔ 4000 PSI Maximum Cleaning Pressure

✔ 3.5 GPM High Water Flow

✔ Honda GX270 Commercial Engine

✔ Reliable AAA Triplex Plunger Pump

✔ Low Oil Shutdown Protection

✔ Heavy-Duty Welded Steel Frame

✔ Powder-Coated Corrosion Resistant Finish

✔ 50-Foot Steel-Braided Monster Hose

✔ Abrasion & Kink Resistant Hose

✔ Quick-Connect Hose Fittings

✔ Five Professional Spray Tips Included

✔ 13-Inch Pneumatic Tires

✔ Commercial & Residential Use

✔ Cold Water Pressure Washer

✔ Professional Cleaning Performance

Technical Specifications

Why Choose the SIMPSON PowerShot 4000 PSI Pressure Washer?

The SIMPSON PowerShot 4000 PSI Gas Pressure Washer combines the proven reliability of the Honda GX270 commercial engine with an AAA industrial triplex pump, delivering professional-grade cleaning power for contractors and homeowners alike. With 4000 PSI, 3.5 GPM, a rugged steel frame, oversized pneumatic tires, and a durable 50-foot Monster Hose, it’s built to handle the toughest cleaning jobs with ease.

From restoring driveways and patios to cleaning heavy equipment and commercial buildings, the SIMPSON PowerShot provides the power, durability, and performance professionals trust every day. Whether you’re maintaining your property or running a pressure washing business, this machine delivers outstanding results with every use.