Pressure-Pro 6115PRO-20G Pressure Washer – PRO Series, 5.5 GPM @ 3500 PSI, Honda GX630 Gas Engine, HP5535 Pump

Part Number: 6115PRO-20G
Category: Gas Hot Water Pressure Washers
Type: Gas Hot Water Pressure Washer – 5.5 GPM, 3500 PSI, Honda GX630 Gas Engine, HP5535 Pump, PRO Series Pro Super Skid (12V)

The Pressure-Pro 6115PRO-20G Pro Super Skid Pressure Washer is a commercial-duty hot water cleaning system built for contractors who need reliable heat, consistent pressure, and long-duty-cycle performance. Delivering 5.5 GPM at 3500 PSI, this unit is powered by a Honda GX630 electric-start gas engine and paired with an HP5535 pump for dependable output in demanding environments. Its low-profile, forklift-ready steel skid frame and fully self-contained design make it ideal for stationary installs, trailers, and mobile wash rigs.

Standard Features

• Rugged powder-coated steel low-profile frame with forklift channels

• Frame dimensions: 48″ L × 43″ W × 48″ H

• Super-efficient Schedule 80 heating coil

• Stainless steel coil wrap, burner hood, and control panel

• 15-gallon onboard poly fuel tank

  • Non-CARB evaporative compliant

  • Not for sale to California (see options for CA-compliant upgrade)

• Honda GX630 commercial-grade electric-start gas engine

• Fully self-contained – no external power required

• HP5535 pump

• Reliable Beckett burner

• Adjustable thermostat

• 3VX belt-drive system for balanced power transfer

• Engine and pump oil drains for easy maintenance

• Safety pressure relief valve

• 12V units include 20-amp charging system

• 115V units include 2500-watt generator

Standard Accessories

• Professional gun / wand assembly with insulated grip and quick connects

• 50′ high-pressure hose with quick connects

• Maxi-Flo 20% chemical injector assembly with quick connects

• 4 color-coded quick-connect spray nozzles

• 1 color-coded quick-connect chemical nozzle

Available Options

• PKW003-C – Wheel Kit

• ESK016 – Exhaust Stack Kit (fits 16″ coil)

• FTK001 – Float Tank Kit with High-Pressure Chemical Metering Valve

• CCK015 – 15-Gallon Poly Fuel Tank with Carbon Canister (California-compliant upgrade)

• MC-B145 – Blue Poly Machine Cover

Technical Specifications

• Pressure: 3500 PSI

• Flow Rate: 5.5 GPM

• Engine: Honda GX630 Gas Engine (Electric Start)

• Pump: HP HP5535

• Drive System: Belt Drive

• Fuel Type: Gasoline

• Fuel Tank Capacity: 15 gallons

• Frame Dimensions: 48″ L × 43″ W × 48″ H

• Series: PRO Series Pro Super Skid (12V)