Honda GX390 Highway-Spec Bowser Pressure Washer (Interpump Pump)

Honda GX390 Industrial Pressure Washer Highway-Spec Bowser – Unmatched Power for Industrial Cleaning

Honda GX390 Industrial Pressure Washer Highway-Spec Bowser – a road-legal, fully mobile cleaning system built for demanding professional and industrial applications. Powered by the Honda GX390 4-stroke petrol engine and a premium Italian brass-head WS202 Interpump pump, this unit delivers 21L/min at 200 bar (3000 PSI) for truly powerful results in any environment.

Mounted to a Western Global 1100-litre highway-spec bowser trailer, this system is fully road legal and designed for total mobility, making it ideal for contractors, councils, and facilities teams who need to operate in remote or off-grid locations. Whether you’re tackling heavy-duty cleaning, fleet washing, graffiti removal, or construction site maintenance, this setup provides the strength and convenience you need to get the job done efficiently.

Key Features:

• Honda GX390 4-Stroke Petrol Engine – trusted worldwide for industrial-grade reliability and long service life

• 21L/min flow rate at 200 bar (3000 PSI) – exceptional cleaning power for tough jobs

• Premium Italian brass-head WS202 interpump pump – engineered for consistent performance and longevity

• Reduction gearbox – allows all-day operation with reduced wear and vibration

• Chemical pick-up hose with filter – perfect for detergents and degreasers

• Adjustable pressure nozzle – quick control for rinsing and chemical application

• 30-metre twin wire Flexepulse® high-pressure hose on attached reel for extended working range

• 1200mm lance and Maxflow Professional Trigger Gun with quick release – compatible with a range of accessories (foam bottles, turbo lances, etc.)

• 1100-litre Western Global highway-spec trailer – fully road legal with lights, brakes, and towing hitch

• Dual built-in lance holders for safe transport and easy access

• Internal moulded baffle for water stability during transit

• Rear stabilising leg for secure operation when stationary

• Robust, industrial-grade construction built to last in challenging environments

Perfect for:
Construction sites • Fleet and vehicle cleaning • Public space maintenance • Agricultural and farm cleaning • Remote or off-grid cleaning operations