Mi-T-M HSP Series Hot Water Pressure Washer – HSP-3504-3MGH, Gasoline, Direct Drive, 3500 PSI, 4.0 GPM

Gasoline • Direct Drive • 3500 PSI • 4.0 GPM

Part Number: HSP-3504-3MGH
Category: Gasoline Hot Water Pressure Washer (Direct Drive)

The Mi-T-M HSP-3504-3MGH is a heavy-duty hot water pressure washer built for professional contractors, shop technicians, fleet maintenance crews, and industrial users who demand powerful hot-water cleaning. With a 389cc Honda GX390 OHV engine, AR commercial pump, and a high-efficiency Top-Fired Heat Exchanger, this model melts away grease, oil, mud, and buildup with ease.

Equipped with Mi-T-M’s Electro Magnetic Firing (EMF) System, it ensures reliable burner ignition every time.

Key Features

Pump System

• External bypass system protects against pump overheating

• Preset stainless-steel & brass unloader valve

• Forged brass manifold

• Thermal relief valve

• Low-pressure detergent injector

• AR Pump (7-Year Warranty)

Engine

• 389cc Honda GX390 OHV

• Renowned for commercial reliability

• 49-state compliant (Not for sale in California)

Frame & Mobility

• Powder-coated steel frame for maximum durability

• Center-balanced lift for easy loading

• 13-inch flat-free tires for smooth transport

Burner & Heating System

• Top-fired powder-coated heat exchanger

• No. 1 or No. 2 diesel or kerosene burner

• Not approved for bio-fuel

• Temperature Rise: 150°F

• Maximum Output Temp: 200°F

• Burner Fuel Tank: 5.5 gallons

• Burner Consumption: 2.14 gph

• BTU Output: 294,000 BTU/hr

• Electro Magnetic Firing (EMF) ignition

Included Accessories

• Quick-connect spray nozzles: 0°, 15°, 25°, 40°

• 50 ft × 3/8 in steel wire-braided hose

• Adjustable pressure dual-lance wand

• Professional trigger gun

Specifications

Performance

Weights & Dimensions

Warranty

• 3-Year – Coil

• 3-Year – Honda Engine

• 7-Year – AR Pump