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4.5 out of 5 stars. 35 reviews
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SIMPSON Water Blaster 4400 PSI at 4 GPM CRX420 Engine, AAA Triplex Pump, Gas Cold Water Pressure Washer

4.5

(35 Reviews)

|

Item # 1323911

$1,479.99
A woman outside with a dog
A woman outside with a dog

SIMPSON Water Blaster 4400 PSI at 4 GPM CRX420 Engine, AAA Triplex Pump, Gas Cold Water Pressure Washer

  • Online Only

SIMPSON Water Blaster 4400 PSI at 4 GPM CRX420 Engine, AAA Triplex Pump, Gas Cold Water Pressure Washer

Item # 1323911

SIMPSON SIMPSON Water Blaster 4400 PSI at 4 GPM CRX420 Engine, AAA Triplex Pump, Gas Cold Water Pressure Washer
SIMPSON SIMPSON Water Blaster 4400 PSI at 4 GPM CRX420 Engine, AAA Triplex Pump, Gas Cold Water Pressure Washer
$1,479.99
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  • Online Only

SIMPSON Water Blaster 4400 PSI at 4 GPM CRX420 Engine, AAA Triplex Pump, Gas Cold Water Pressure Washer

Item # 1323911

SIMPSON SIMPSON Water Blaster 4400 PSI at 4 GPM CRX420 Engine, AAA Triplex Pump, Gas Cold Water Pressure Washer
SIMPSON SIMPSON Water Blaster 4400 PSI at 4 GPM CRX420 Engine, AAA Triplex Pump, Gas Cold Water Pressure Washer

$1,479.99
or
or
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$124/mo.†  suggested payments with 12 Months Financing or earn $73 in Rewards+ on this purchase.

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Built for demanding professional cleaning, the SIMPSON Water Blaster delivers 4400 PSI at 4.0 GPM for jobs where strong cleaning power and steady water flow matter. It is a practical choice for contractors, farms, equipment yards and property-maintenance crews tackling frequent or large-scale exterior cleaning. Use it for deck cleaning, wood restoration, paint preparation, graffiti removal, equipment cleanup and other tough cold-water applications. The CRX 420 gas engine provides dependable jobsite power and includes low-oil shutdown to help protect the engine during operation. A belt-drive system helps isolate the pump from engine heat and vibration for demanding professional use. The AAA triplex plunger pump includes an external unloader with bypass hose and a thermal relief valve for professional-grade water delivery. A 50 ft. steel-braided Monster high-pressure hose provides useful reach around equipment and work areas while resisting kinks and abrasion. The welded steel frame has a powder-coated finish to support durability and corrosion resistance in tough working environments. Premium 13 in. pneumatic tires help the unit travel across gravel, grass and other common jobsite terrain. Five quick-connect nozzle tips let the operator adjust the spray for concentrated cleaning, general washing, rinsing and detergent application. A 48 in. insulated-grip lance provides added reach, comfort and control during extended cleaning jobs. With professional pressure, high flow and a durable belt-drive platform, this Water Blaster is built for users who need dependable cleaning performance across demanding projects.

Images shown may vary from the actual unit

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.

  • Delivers 4400 PSI at 4.0 GPM for professional cleaning jobs that require strong pressure and high water flow.
  • Well suited for contractors, farms, equipment yards and property-maintenance crews handling deck cleaning, wood restoration, paint preparation, graffiti removal and equipment cleanup.
  • CRX 420 gas engine provides dependable jobsite power and features low-oil shutdown to help protect the engine during operation.
  • Belt-drive configuration helps isolate the pump from engine heat and vibration for demanding professional cleaning applications.
  • AAA Triplex pump includes an external unloader with bypass hose and thermal relief valve for reliable professional-grade performance.
  • 50 ft. steel-braided Monster high-pressure hose is kink and abrasion resistant with a non-marring polyurethane outer jacket and quick-connect fittings for convenient setup.
  • Welded steel frame with a powder-coated finish provides a durable, corrosion-resistant platform for frequent use in demanding environments.
  • 13 in. premium pneumatic tires help improve maneuverability across gravel, grass and other uneven terrain around the jobsite.
  • Includes five quick-connect nozzle tips: 0, 15, 25, 40 and soap for changing the spray pattern to match a variety of cleaning tasks.
  • 48 in. insulated-grip lance provides added reach, comfort and control when cleaning equipment, structures and other large surfaces.
  • CETA Approved- NOT AVAILABLE IN CAILFORNIA
  • 3 Year Engine, 5 Year Pump, 10 Year Frame Limited Warranty

Q&As

1 - 10 of 12 Questions

Q: Does this model have electric start

a year ago
2 Answers
  • A: Thanks for the question, Alan. No, this model is a recoil start. Let us know if we can help with anything else!
    Anonymousa year ago
    Helpful?

Q: will this leave stripes with a 20" surface cleaner?

3 years ago
1 Answer
  • A: Hi, pharris5987. This should not leave stripes. Thanks for your interest & let us know if you have any more questions!
    Anonymous3 years ago
    Helpful?

Q: Does engine have manuel fuel cut off?

3 years ago
1 Answer
  • A: Hi, Bush72. Yes, the engine has a fuel shut off valve. Let us know if we can help with anything else!
    Anonymous3 years ago
    Helpful?

Q: What horse power is the engine?

3 years ago
1 Answer
  • A: Approximately 15 hp. Thanks for the question, Bush72!
    Anonymous3 years ago
    Helpful?

Q: I have IBC tank and if i hook a short 1 in hose to valve at bottom and have it connected directly to presure washer on the opposite end will it pull water that is gravity fed ? Instead of having a small inline pump to feed presure washer .

4 years ago
1 Answer
  • A: Hi, South Georgia Papa Bear. No, this will not pull from a standing source of water such as a tank - it requires a positive feed of water from a garden hose. Thanks for the question - hope this helps.
    Anonymous4 years ago
    Helpful?

Q: Will this work if I put the garden hose in the top of a 200 gallon water tank that sits on a trailer?

4 years ago
1 Answer
  • A: NO, This needs a positive feed of water and will not pull from a standing source.
    Anonymous4 years ago
    Helpful?

Q: How long it take to get to store after order received?

4 years ago
1 Answer
  • A: If the machine is in stock in the Simpson warehouse this should take 3 to 5 days
    Anonymous4 years ago
    Helpful?

Q: Does this pressure washer require pressured water input? I'm looking for a pressure water I can feed directly from IBC totes and not need a separate pump. Thanks.

5 years ago
1 Answer
  • A: No, it does not.
    5 years ago
    Helpful?

Q: is this machine belt drive or direct drive

5 years ago
1 Answer
  • A: Belt
    5 years ago
    Helpful?

Q: Does it have an unloader valve?

5 years ago
1 Answer
  • A: No, it does not.
    5 years ago
    Helpful?
1 - 10 of 12 Questions

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Reviews

Rating Snapshot

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24 reviews with 5 stars.
8 reviews with 4 stars.
1 review with 3 stars.
1 review with 2 stars.
1 review with 1 star.

Overall Rating

4.5
4 out of 4 (100%) reviewers recommend this product

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1 to 4 of 35 Reviews .
1 – 4 of 35 Reviews
US
Review 1

Great features!

5 days ago
I bought this product a few weeks ago for some heavy duty cleaning and it worked perfectly!

Originally posted on simpsoncleaning.com

US
Review 1

Good Value

6 days ago
Just unboxed this yesterday, appears well built and easy to roll around. Had minor damage on the handle where the cardboard carton had rubbed off paint on the side of the handle.

Originally posted on simpsoncleaning.com

US
Review 1

Strong pressure washer

8 days ago
Just bought and used the machine. Easy instructions, good power, like the selection of nozzles. Hose is nice and long and wand is well balanced

Originally posted on simpsoncleaning.com

US
Review 1

help

11 days ago
there seems to appear to be getting oil and gas mixture inside the oil combustion chamber it's a few months old

Originally posted on simpsoncleaning.com