WPX3400 Pressure Washer
  • Built-in 1.6L. soap tank to add your own detergent or chemical
  • 5 quick-change nozzle tips: 0°, 15°, 25°, 40°, soap applicator
  • Features self-priming maintenance-free axial cam pump
Where to buy

The Westinghouse WPX3400 Gas Powered Pressure Washer, with 3400 PSI and 2.6 GPM, is designed to tackle your toughest cleaning jobs with ease. Built with a powerful 4-cycle OHV Westinghouse Engine and a maintenance free axial cam pump, it’s meant for powerful heavy-duty cleaning. With 5 interchangeable nozzle tips and a built in 1.6 L soap tank, the WPX3400 has the versatility to handle a variety of situations and surfaces including brick, stone, concrete, wood, aluminum, and iron. The 3.3 L fuel tank and never-flat wheels 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 WPX3400 Pressure Washer.


  • Perfect for deep cleaning home siding, windows, cars, patio furniture, and more
  • Delivering 3,400 PSI and 2.6 GPM of pressure with a maintenance-free axial cam pump
  • Heavy-duty 212cc 4-Cycle Horizontal Shaft Westinghouse Engine with 1 gal. fuel tank
  • 5 Quick Connect nozzles: 0°, 15°, 25°, 40°, and soap applicator tip for adjustable spray
  • Add your own chemical or detergent for extra cleaning power with 0.5 gal. soap tank
  • EndraGrasp spray gun with 25 ft. abrasion-resistant hose is lightweight and simple to use
  • Rugged steel frame and high profile 12 in. never-flat wheels make maneuverability easy
  • CARB compliant with 3-year limited warranty and lifetime technical service
  • All Westinghouse pressure washers are functionally tested in the factory and may contain minimum residual oil and/or fuel odor


Warranty (residential) 3 Year Limited
Product dimensions 21L x 19.5W x 39H in.
Warranty (commercial) 1 Year Limited
Packaging dimensions 21.7L x 20.4W x 23.6H in.
Engine type OHV 4 Stroke
Choke type Manual
Engine displacement 212cc
Included accessories Oil, Oil Funnel, Nozzle Tips, Hose, Pro-Style Wand
Fuel tank capacity 0.9 G (3.3 L)
Dry unit weight 63 lbs (28 kg)
Upc 850011336656
Low oil shutdown No
Package weight 75 lb. (34 kg)
Soap tank Yes
Soap tank capacity 0.5 G (1.6 L)
Hose length 25 ft.
Hose diameter 5/16
Pump material Brass
Pump valve Easy-Start
Frame construction 1-1/4" Steel Tubing
Starter Recoil
Fuel on/off switch Yes
Pump type 3-Piston Axial Cam, Aluminum Head
Wand type Pro-Style Steel Extendible
Quick-connect nozzle degrees 0°, 15°, 25°, 40°, Soap
Max psi 3400
Max gpm (gal/min.) 2.6
Hose connectors M22 Quick-Connect
Hose type High-Pressure

Owners Manual