westinghouse 4400 psi 4.2 gpm 420cc gas powered triplex pump cold water pressure washer with 5-quick connect nozzles Front three-quarter view of a Westinghouse WPX4400 pressure washer on a black steel frame with two pneumatic tires, visible 420cc engine and 1.7 gallon fuel tank labeled 4400 PSI, coiled high-pressure hose, spray wand with brass quick-connect, and inset showing five color-coded quick-connect nozzle tips (0°, 15°, 25°, 40°, soap). Often used for heavy-duty outdoor surface cleaning and suitable for rinsing construction equipment or prepping decks and driveways.
Westinghouse 4400 PSI 4.2 GPM 420cc Gas Powered Triplex Pump Cold Water Pressure Washer with 5-Quick Connect Nozzles
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Westinghouse

Westinghouse 4400 PSI 4.2 GPM 420cc Gas Powered Triplex Pump Cold Water Pressure Washer with 5-Quick Connect Nozzles

As low as $53/mo  with
|519 ratings

Smart summary

Generated by AI
  • Blasts Tough Grime

    Blasts Tough Grime

    The 4400 PSI and 4.2 GPM wash away the most stubborn dirt quickly.
  • Works On Many Surfaces

    Works On Many Surfaces

    Five quick-connect nozzle tips let you safely wash concrete, brick, and wood.
  • Fewer Gas Refills

    Fewer Gas Refills

    A large 1.7-gallon fuel tank lets you work longer without stopping to refuel.
  • Easy To Move Around

    Easy To Move Around

    High-profile pneumatic tires help you roll the unit easily over rough terrain.
  • Reliable Brass Pump

    Reliable Brass Pump

    The commercial-grade triplex pump delivers strong water flow for tough jobs.

Specifications

  • Commercial Grade Performance: 4400 PSI and 4.2 GPM of powerful, deep cleaning water pressure perfect for decks, sidewalks, siding, fences, railings, garage floors, exterior walls, cars and patio furniture with an easy-to-fill 1.7 gallon gas tank
  • Includes What You Need: 50 foot abrasion resistant Super-Flex hose with lightweight high pressure spray gun and 5 quick connect nozzles (0°, 15°, 25°, 40° & Soap) that are compatible with pressure washer accessories such as surface cleaners, undercarriage cleaners, and foam cannons with M22 fittings
  • Powerful Westinghouse Engine: Heavy duty gas powered 420cc 4-Stroke Westinghouse OHV horizontal shaft engine with recoil start - long lasting, commercial grade triplex brass head pump provides 4.2 gallons of water a minute
  • Ready to Roll: Tough steel frame construction with 12″ high profile pneumatic tires that provide easy transportation and maneuverability; Comes with engine oil, tools, and quick start guide to get you started in minutes
  • A Name You Can Trust: All Westinghouse pressure washers are functionally tested in the factory and may contain minimum residual oil and/or fuel odor; Backed by 3 year limited manufacturer service, labor and parts coverage
  • All Westinghouse pressure washers are functionally tested in the factory and may contain minimum residual oil and/or fuel odor
Current price is $849.00
Prices may vary in club and online
How do you want your item?

Shipping

Columbus, 43215
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About this item

Product details

"The Westinghouse WPX4400 gas powered pressure washer, with 4400 PSI and 4.2 GPM, is designed to tackle your toughest cleaning jobs with ease. Built with a powerful 4-Stroke OHV Westinghouse engine and a commercial grade triplex brass head pump, it’s meant for powerful heavy duty cleaning. With 5 interchangeable nozzle tips, the WPX4400 has the versatility to handle a variety of situations and surfaces including brick, stone, concrete, wood, aluminum and iron. The 1.7 gallon fuel tank and the high profile pneumatic tires offer easy mobility and maneuverability, allowing you to get into those hard-to-reach places with the toughest grime. Make all your deep-cleaning projects easier than ever before with the Westinghouse WPX4400 pressure washer. "

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Key specifications

Specifications

  • Commercial Grade Performance: 4400 PSI and 4.2 GPM of powerful, deep cleaning water pressure perfect for decks, sidewalks, siding, fences, railings, garage floors, exterior walls, cars and patio furniture with an easy-to-fill 1.7 gallon gas tank
  • Includes What You Need: 50 foot abrasion resistant Super-Flex hose with lightweight high pressure spray gun and 5 quick connect nozzles (0°, 15°, 25°, 40° & Soap) that are compatible with pressure washer accessories such as surface cleaners, undercarriage cleaners, and foam cannons with M22 fittings
  • Powerful Westinghouse Engine: Heavy duty gas powered 420cc 4-Stroke Westinghouse OHV horizontal shaft engine with recoil start - long lasting, commercial grade triplex brass head pump provides 4.2 gallons of water a minute
  • Ready to Roll: Tough steel frame construction with 12″ high profile pneumatic tires that provide easy transportation and maneuverability; Comes with engine oil, tools, and quick start guide to get you started in minutes
  • A Name You Can Trust: All Westinghouse pressure washers are functionally tested in the factory and may contain minimum residual oil and/or fuel odor; Backed by 3 year limited manufacturer service, labor and parts coverage
  • All Westinghouse pressure washers are functionally tested in the factory and may contain minimum residual oil and/or fuel odor

Member ratings & reviews

4.6 out of 5 stars
stars
519 ratings519 reviews
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  1. 5 stars74% (386)
  2. 4 stars19% (100)
  3. 3 stars3% (13)
  4. 2 stars2% (8)
  5. 1 star2% (12)
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Showing 1-3 of 519 reviews

Oct 8, 2026
Reviewer name: mixalotmike21
5 out of 5 stars
5 out of 5 stars review

Had oil stains and trans fluid stains on my garage floor and this thing absolutely blew my expectation away. My garage floors looks brand new!

Review from westinghouse.com
Helpful?78O5K6VVGYYQ20169003902
Aug 31, 2026
Reviewer name: Joe Joson
5 out of 5 stars
5 out of 5 stars review

POWER !!!

Great machine! Bought it about a month ago .had a craftsman 3500 psi and replaced it with Westinghouse 4400psi huge difference and loving my new equipment.

Review from westinghouse.com
Helpful?78O5K6VVGYYQ20169003902
Aug 12, 2026
Reviewer name: Biggdawg
5 out of 5 stars
5 out of 5 stars review

Beast Mode

Just got mine haven't used it yet just put it together And everything looks amazing thus far Will be back with an update after first use. Pressure washer looks like a beast

Review from westinghouse.com
Helpful?78O5K6VVGYYQ20169003902
Current price is $849.00
Prices may vary in club and online
How do you want your item?

Shipping

Columbus, 43215