Hustler 4200 PSI, 4 GPM Pressure Washer w/ Honda GX390 (HH4240) - 939371

Hustler 4200 PSI, 4 GPM Pressure Washer w/ Honda GX390 (HH4240) - 939371

4200 PSI  4.0 GPM

The HH4240 is belt-driven and built for long continuous running hours on the toughest jobs. This machine is perfect for facility, fleet and property jobs that require extended cleaning times.

Maximum Cleaning

Turbo nozzle delivers a faster and deeper clean with a powerful oscillating jet.

Strength & Flexibility

Dual-braided MONSTER Hose™ with polyurethane outer jacket that is non-marring and three times more abrasion-resistant than rubber hose.

Innovative Pump Design

External unloader with external bypass for fast and easy maintenance as well as increased pump protection.

 Specifications

What our Experts Think

• Extreme Cleaning Power: 4200 PSI at 4.0 GPM—perfect for heavy-duty cleaning tasks like commercial equipment, large facilities, and industrial surfaces.

• Honda GX390 Engine: A reliable workhorse, the GX390 delivers consistent power, fuel efficiency, and legendary Honda durability.

• AAA Industrial Triplex Pump: Heavy-duty performance with an external unloader for better pressure control and longer pump life.

• Belt-Drive System: Reduces wear and heat on the pump, making it ideal for long run-times and continuous professional use.

• 50' Monster Hose™: Dual-braided and polyurethane-coated for maximum durability, kink resistance, and abrasion protection.

• Complete Nozzle Set: Includes 0°, 15°, 25°, 40°, soap, and turbo nozzles to match a wide range of cleaning needs.

• Heavy-Duty Frame: Built with aircraft-grade aluminum for strength, reduced weight, and corrosion resistance.

Q&A

Q: What is the Hustler HH4240 Pressure Washer?
A: The Hustler HH4240 is a commercial-grade pressure washer delivering 4200 PSI at 4.0 GPM, ideal for demanding cleaning tasks in fleet, property, and facility maintenance.

Q: What engine powers the HH4240?
A: It is powered by the Honda GX390 engine, known for its high performance, fuel efficiency, and durability in heavy-duty applications.

Q: What kind of pump does it use?
A: The HH4240 features an industrial-grade AAA™ triplex pump, delivering consistent pressure and long-lasting reliability for professional use.

Q: What are the key features?
A: Notable features include a lightweight aircraft-grade aluminum frame, belt drive system, 50 ft. steel-braided Monster Hose™, and five quick-connect nozzles including 0°, 15°, 25°, 40°, soap, and a turbo nozzle.

Q: What warranties are included?
A: This unit includes a 10-year frame warranty, 5-year pump warranty, and 3-year engine warranty, offering peace of mind for long-term use.

Q: Who is this pressure washer ideal for?
A: It's built for professionals who need high water pressure and flow for extended cleaning sessions, such as contractors, maintenance crews, and commercial cleaners.

Maintenance Tips

• Engine: Honda GX390 – powerful and reliable for heavy-duty use

• Pressure & Flow: 4200 PSI @ 4.0 GPM – ideal for tough cleaning jobs

• Pump: AAA™ Industrial Triplex pump – durable and ensures steady performance

• Drive System: Belt-driven – reduces vibration and prolongs pump life

• Frame: Lightweight, aircraft-grade aluminum – tough yet easy to transport

• Hose: 50 ft. Monster™ steel-braided, 3/8" diameter – highly durable

• Nozzles: Includes 0°, 15°, 25°, 40°, soap, and turbo nozzles – versatile for all types of cleaning