
HYDRO TEK Nilfisk 4000 PSI 3.5 GPM Hot Water Pressure Washer, Honda Engine, MADE IN USA, Mfr Model # SM40004HG
- Commercial Honda gas engine for powerful performance w/out electricity
- SpiraLast™ coil & 12 V burner provide efficient water heating
- Airless tires & integrated handles ensure easy maneuverability
- Stainless steel frame & panels offer lifetime corrosion resistance/durability
- High limit thermostat & pressure relief valve for operator/equipment safety
- Proudly Made in USA
- Commercial Honda gas engine offers high-powered performance w/out electricity
- SpiraLast™ coil and 12 V burner heat water efficiently to remove tough grease and grime
- Airless tires and integrated handles ensure easy maneuverability around job sites
- Stainless steel frame and panels provide lifetime corrosion resistance and durability
- High limit thermostat and pressure relief valve protect both equipment and operator

- Pressure: 4000 PSI
- Flow capacity: 3.5 GPM
- Outlet temperature: Adjustable to 250°F (100°F rise)
- Engine: Commercial Honda engine, GX390, 389 cc – electric start, single cylinder
- Engine fuel/capacity: Unleaded / 6.4 qt fuel tank integrated into the engine
- Controls/switches: Adjustable thermostat, lighted control switch
- Pump: General pump
- Power drive: Direct drive
- Pressure control: Unloader valve, industrial fittings, safety burst disc, relief valve
- Water supply: Pressure feed from garden hose
- Pressure hose: 3/8” x 50’, 4000 PSI
- Gun/Wand: 48” molded insulator wand with quick coupler
- Soap injection: Downstream soap injection option available
- Nozzle size: 3.5 (15°, 40°), 3 (Steam)
- Burner coil: Spiralast™ robotically fused ½” sch. 80 steel, cold rolled, compact, 4 spiral, ceramic insulation
- Burner/power: Oil fired, 12V, 20 amp fuse protected, auto ignition, inline fuel filter
- Burner fuel/Capacity: Diesel fuel, kerosene, or fuel oil, 8 gallons – 300,000 BTU input
- Construction: Rugged, square tube steel frame, stainless panel, coil wrap, double-wall coil end caps
- Wheels: Airless 4-wheel kit included
- Weight/Dimensions: 323 lb, 36” x 28” x 37” (L x W x H)
- *Battery not included due to shipment regulation
- Optional: TMG-NI9098 - AR425 Reel 5000 PSI 150’ hose capacity (not included)
The order will ship from one of our main warehouses in North America. Under normal circumstances, it will take us 2 to 3 business days to process the order and ship it. It will take up to 10 to 15 business days for the order to get to you based on where you are located and how accessible the location is.
- This product is packed in cardboard surround shipping box
- Shipping dimension: 48” x 40” x 65” (L x W x H)
- Shipping weight: 460 lb

Proudly MADE IN USA, The TMG-NI9081 HYDRO TEK Portable Hot Water Pressure Washer is designed for heavy-duty cleaning. Powered by a 389 cc commercial Honda gas engine, this self-contained wash skid requires no electricity and operates wherever a water source is available.
The diesel-heated 12 V burner and SpiraLast™ coil deliver quick, efficient heating to blast away grease and grime. With airless tires and built-in lifting handles, it maneuvers easily on and around job sites.
The stainless steel frame and panels ensure lifetime corrosion resistance. Safety features include a high limit thermostat, pressure relief valve, safety burst disc, and thermal pump protection. This pressure washer operates at 4000 PSI of pressure and with a 3.5 GPM flow capacity.
More Information
Warehouse Pick-up Price Promo
Only to in-person self-pickup at our Warehouses in Richmond, Montreal and Mississauga
This offer is not applicable with any other promotions or for online orders, and is limited to one item per person only.
Please note that prices are subject to change.