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60% OFF · Pro Gas 3400 PSI In stock · ships from Dallas

Westinghouse WPX3400 Gas Pressure Washer (3400 PSI / 2.6 GPM · 212cc 4-Stroke OHV Engine)

The Westinghouse WPX3400 delivers deep-cleaning industrial power with 3400 PSI and 2.6 GPM driven by a commercial 212cc 4-stroke OHV engine. Built with an axial cam maintenance-free pump, half-gallon onboard soap tank, and 25ft abrasion-resistant super-flex hose for heavy driveway, siding, and equipment washing.
5.0 (3 reviews)
$140.00 $349.00 SAVE $209.00 (60% OFF)
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  • 3-year warranty
  • 30-day returns
  • Free delivery
Max Pressure
3,400 PSI
Deep Cleaning Power
Flow Rate
2.6 GPM
Gallons Per Minute
Engine
212cc 4-Stroke OHV
Westinghouse Horizontal Shaft
Pump Type
Axial Cam Maintenance-Free
Aluminum Body
Overview

Engineered for commercial contractors, property managers, and demanding homeowners, the Westinghouse WPX3400 gas pressure washer delivers blistering 3400 PSI stripping power. The rugged steel cart roll cage, 12-inch never-flat wheels, and 5 quick-connect spray tips (0°, 15°, 25°, 40°, soap) handle concrete cleaning, paint preparation, fleet washing, and industrial degreasing with ease.

  • 212cc Commercial OHV Engine Heavy-duty 4-stroke horizontal shaft engine provides relentless torque and easy recoil pull-starts.
  • Maintenance-Free Axial Cam Pump Engineered for long service intervals without requiring oil changes or seal replacements.
  • 5 Quick-Connect Tips Included Full nozzle spectrum from pinpoint 0° blasting to wide 40° gentle rinse and chemical foaming.
  • All-Terrain Steel Cart Chassis Tubular roll-cage frame protects engine and pump during transport on trailers and trucks.
Westinghouse WPX3400 Gas Pressure Washer (3400 PSI / 2.6 GPM · 212cc 4-Stroke OHV Engine)
Westinghouse WPX3400 Gas Pressure Washer 3400 PSI — 212cc Commercial OHV Engine
Westinghouse WPX3400 Gas Pressure Washer 3400 PSI · Feature 1

212cc Commercial OHV Engine

212cc Commercial OHV Engine: Heavy-duty 4-stroke horizontal shaft engine provides relentless torque and easy recoil pull-starts. Maintenance-Free Axial Cam Pump: Engineered for long service intervals without requiring oil changes or seal replacements.

Westinghouse WPX3400 Gas Pressure Washer 3400 PSI — 5 Quick-Connect Tips Included
Westinghouse WPX3400 Gas Pressure Washer 3400 PSI · Feature 2

5 Quick-Connect Tips Included

5 Quick-Connect Tips Included: Full nozzle spectrum from pinpoint 0° blasting to wide 40° gentle rinse and chemical foaming. All-Terrain Steel Cart Chassis: Tubular roll-cage frame protects engine and pump during transport on trailers and trucks.

Westinghouse WPX3400 Gas Pressure Washer 3400 PSI

Specifications

Figures for this model. If you need a detail that isn’t listed, ask us and we’ll check before you order.

Ask about this model
Max Pressure 3,400 PSI
Flow Rate 2.6 GPM
Engine Displacement 212cc 4-Stroke OHV Westinghouse Engine
Starting System Recoil Pull Start
Fuel Tank Capacity 1.0 Gallon (3.8 L)
Soap Tank Capacity 0.5 Gallon (1.9 L)
Hose Length 25 Feet Abrasion-Resistant Super-Flex
Nozzles 5 Quick-Connect Tips (0°, 15°, 25°, 40°, Soap)
Weight 63.0 lbs (28.6 kg)
Certifications EPA Compliant, CARB Compliant
Origin Depot Dallas Logistics Depot (Ships in 24 Hours)
Westinghouse WPX3400 Gas Pressure Washer 3400 PSI

What’s included

These come with the machine.

Customer reviews

Reviews from Westinghouse WPX3400 Gas Pressure Washer 3400 PSI owners.

5.0
Based on 3 reviews
5
100% (3)
4
0% (0)
3
0% (0)
2
0% (0)
1
0% (0)
GR
Greg R., Fort Worth TX
1 week ago
★★★★★

Incredible cleaning power on concrete

Stripped 10 years of grease and grime from our warehouse concrete driveway in under 2 hours. Starts on the very first pull every time.
MS
Michael S., Phoenix AZ
3 weeks ago
★★★★★

Commercial grade quality at a fraction of the price

Bought this for our landscaping and property maintenance fleet. The 3400 PSI and 2.6 GPM flow makes quick work of brick walls, walkways, and heavy equipment.
BD
Brian D., Atlanta GA
1 month ago
★★★★★

Sturdy frame and smooth operation

The hose is remarkably flexible and doesn't kink up. Onboard soap tank works flawlessly with our degreaser chemicals.
Westinghouse WPX3400 Gas Pressure Washer 3400 PSI

Questions and answers

Can’t find what you need? Send us a message and we’ll get back to you.

Contact us
What fuel and oil does this gas pressure washer use?

The 212cc OHV engine uses standard 87+ octane unleaded gasoline and SAE 10W-30 4-stroke small engine motor oil (bottle and funnel included).

Can I connect surface cleaners or foam cannons to this unit?

Yes. The WPX3400 uses standard M22 threaded fittings and 1/4-inch quick-connect fittings, fully compatible with 15" surface cleaners, undercarriage sprayers, and high-yield foam cannons.

Does this unit require water pressure from a garden hose?

Yes, connect to a standard 5/8-inch or 3/4-inch garden hose delivering at least 3.0 GPM for optimal pump cooling and continuous pressure.

What is the warranty and freight coverage?

Every machine is backed by Groundmark's 3-year commercial warranty, 30-day money-back guarantee, and free freight shipping from our Dallas, TX warehouse.

How does delivery work?

Delivery is free to residential addresses. Orders ship from our Dallas, TX warehouse, and larger items arrive by freight with a liftgate drop at your curb or driveway. You get a tracking number by email as soon as the carrier picks up your order.

$140.00 Free delivery
Westinghouse WPX3400 Gas Pressure Washer (3400 PSI / 2.6 GPM · 212cc 4-Stroke OHV Engine) 1 / 7