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4.7 out of 5 stars. 316 reviews

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SIMPSON 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State

4.7312 Reviews

Item # 105622299

Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
$1199.99
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  • Online Only

SIMPSON 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State

4.7312 Reviews

Item # 105622299

Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
Image showing 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump, Honda GX390 Engine, 49-State
$1199.99
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or
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The SIMPSON 4,200 PSI 4 GPM Gas Cold Water PowerShot Pressure Washer with Industrial Triplex Pump is designed to meet the rigorous demands of the cleaning pro. This is a heavy-duty pressure washer with flow and reliability. The pressure washer is perfect for contractors who specialize in deck cleaning, wood restoration, paint preparation, graffiti removal, and all other professional cleaning services. Equipped with the premium Honda engine built with high-quality components, the pressure washer is designed for optimum performance and renowned for being easy to start. AAA industrial triplex pumps enhance impact and cleaning performance. Built to withstand tough conditions and frequent use, this pressure washer ensures longevity and dependable results. Get the job done right with this powerful pressure washer!

For additional information on this product, please see the Product Documents section for all downloadable user manuals, installation guides, brochures and warranty statements.

Looking for more information on pressure washers? Check out our guide on how to maintain a pressure washer in the product documents section.

  • Honda GX390 engine with low oil shutdown to prevent seizure due to low oil levels
  • AAA triplex pump has an integrated unloader with a thermal relief valve
  • Monster hose; 3/8 in. x 50 ft. kink and abrasion-resistant hose with quick-connect fittings and polyurethane outer jacket
  • Pressure washer is built with welded steel frame construction and powder-coated finish for durability and corrosion resistance
  • 13 in. premium tires included with pressure washer for ease of maneuverability across various terrain
  • Pressure washer features 5 quick-connect nozzle tips: 0, 15, 25, 40 and soap to use for a variety of cleaning applications
  • 3 year limited commercial engine warranty; 5 year limited commercial pump warranty; 10 year limited commercial frame warranty; 90 day limited accessory warranty
  • QC spray lance wand included with the pressure washer
  • 31 in. wand lance included
  • This product is not for sale in California
  • Made in the USA
  • Images shown may vary from the actual unit

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Reviews

Rating Snapshot

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253 reviews with 5 stars.
43 reviews with 4 stars.
6 reviews with 3 stars.
3 reviews with 2 stars.
11 reviews with 1 star.

Overall Rating

4.7
186 out of 197 (94%) reviewers recommend this product

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Summary of Reviews
AI-generated from customer reviews, which may include incentivized reviews.
This pressure washer is praised for its powerful performance, with customers describing it as having "great" pressure and volume. Many find it to be well-built and sturdy, calling it a "work horse". W...
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1 to 4 of 316 Reviews .
1 – 4 of 316 Reviews
US
Review 1

Excellent pressure

8 days ago
It’s 4400psi 4gpm very strong and made in USA! Excellent for a big house

Originally posted on simpsoncleaning.com

Response from simpsoncleaning.com:
6 days ago
Simpson Team
It's great to hear your 4400 PSI pressure washer has delivered ample power & it performed to tackle such a big job, Jhonattan. You can tag #simpsonclean on social media any time & we'd love to see the results you achieved on that house. Have fun knocking out your projects & thanks for the review!
US
Review 1

great all around

8 days ago
i bought it a few days ago and started using it right after i got it home and i can tell difference between the ones i’ve owned in the pass it has so much power to make any job easy to do

Originally posted on simpsoncleaning.com

Response from simpsoncleaning.com:
6 days ago
Simpson Team
We're glad to hear your 4400 PSI pressure washer has delivered an impressive power upgrade, & it's been performing to tackle your jobs with ease. Show off your work any time by tagging #simpsonclean on social media & we'd love to see the results you achieve. Thanks for the review, fever32!
Review 1

Great power washer

8 days ago
[This review was collected as part of a promotion.] Great product has plenty of power for home or commercial use. Easy to set up and get started.

Originally posted on simpsoncleaning.com

Response from simpsoncleaning.com:
6 days ago
Simpson Team
It's great to hear you were up and running in no time, & your 4400 PSI pressure washer is performing to deliver all the power your need and then some. Show off your projects any time by tagging #simpsonclean on social media and we'd love to see the results you achieve. We appreciate the review, Ken!
US
Review 1

Powerful machine

9 days ago
I bought this Simpson machine a month ago, and I’m really happy with it. It’s very powerful and leaves everything super clean. It’s easy to use, but at the same time, it’s great for reaching up to the second floor of my house without needing a ladder. I’m pleased with my purchase.

Originally posted on simpsoncleaning.com

Response from simpsoncleaning.com:
6 days ago
Simpson Team
We're happy to hear you've found operations easy, & your 4400 PSI pressure washer has been performing with plenty of power to tackle those big jobs with great results. You can tag #simpsonclean on social media any time to show off your work & we'd love to see any before/after photos. Thanks for taking the time to review, Tool guy!