Mi-T-M HMT-4004-0MGH Hot Water Mini Trailer – 4000 PSI, Honda GX390
The Mi-T-M HMT-4004-0MGH is a DOT-approved hot water mini trailer producing 4000 PSI at 3.7 GPM, powered by a 389cc Honda GX390 OHV engine and a General pump. The 12V Beckett burner delivers 343,000 BTU/hr with a 140°F (60°C) temperature rise above ambient. The reinforced powder-coated steel trailer includes a 10-gallon burner fuel tank, locking storage, 8-inch tires, and standard 2-inch ball hitch towing.
Pressure, Heating, and Engine
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Pressure: 4000 PSI at 3.7 GPM — high-pressure output for mobile fleet washing, heavy equipment cleaning, and construction site degreasing.
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Temperature rise: 140°F above ambient — hot water cleaning advantage for grease, oil, and biological contamination that cold water cannot fully address.
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Engine: 389cc Honda GX390 OHV — Honda's dependable commercial engine with remote start, choke, and 12V electric start (battery not included).
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Pump: General — adjustable pressure unloader, forged brass manifold, and thermal relief valve for sustained high-pressure performance.
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Burner: 12V Beckett, 343,000 BTU/hr — operates on No.1/No.2 fuel oil, diesel, or kerosene; 10.0-gallon tank at 2.45 gph consumption.
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Burner coil: ½" Schedule 80 pipe with 4-pancake heat exchanger — commercial-grade heating components rated for sustained high-temperature pressure washing.
DOT-Compliant Trailer Design
The HMT-4004-0MGH trailer is DOT approved for highway towing with a removable safety flag and 1000-lb axle. It includes 2.875 cu.ft. of locking rear storage for accessories, protective gear, and fuel containers. The caster brake stabilizes the unit during operation. Optional accessories (TX-0010 adjustable coupler hitch and TX-0020 high-pressure hose reel) must be specified at time of order. Included accessories are: 50-foot steel wire-braided hose, adjustable dual lance with trigger gun, and quick-connect nozzles (0°, 15°, 25°, 40°).
Specifications
| Model |
HMT-4004-0MGH |
| Pressure |
4000 PSI |
| Flow Rate |
3.7 GPM |
| Engine |
389cc Honda GX390 OHV |
| Pump |
General |
| BTU/hr |
343,000 |
| Temperature Rise |
140°F (60°C) above ambient |
| Burner Tank Capacity |
10.0 gal |
| Fuel Consumption |
2.45 gph |
| Weight |
1000 lbs |
| Dimensions (L × W × H) |
99" × 43.5" × 36" |
Documents
Spec Sheet
Manual
