Built to Last. Designed to Handle the Hardest Tasks.
Experience the remarkable power and efficiency of the 643HD-3 3,000 PSI – 4.0 GPM Hot Water Pressure Washer, specifically engineered for industrial applications. This machine is equipped with a durable 7.5 HP Baldor motor, providing energy efficiency and long-term reliability — a trusted choice for high-demand cleaning tasks.
The innovative belt drive system reduces heat, vibration, and RPM, extending the pump’s life and ensuring smooth, consistent performance. The commercial-grade General triplex pump features a reinforced body, forged brass manifold, and solid ceramic plungers — delivering years of heavy-duty service in challenging environments.
Its user-friendly design includes a time-delayed shutdown push button for simplified operation, and a burner with electric ignition and thermostat control, allowing precise temperature maintenance up to 200°F (93°C).
An external unloader system enhances ease of maintenance by efficiently regulating water flow. Out of the box, the unit comes equipped with a 50’ high-pressure hose, spray gun wand assembly, and multiple spray nozzles, letting you start cleaning immediately.
For added flexibility, optional remote station controls are available to make operation even more convenient.
For professionals who demand maximum heat, power, and durability — the 643HD-3 is the ultimate hot water pressure washer.
Included in Your Package
Everything you need to get started is included:
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50 ft. High-Pressure Hose: Twin-wire braided for strength and flexibility
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Commercial Spray Gun and 48" Wand: Insulated for safety and control with quick-connect fittings
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Two Quick-Connect Nozzles: 15° and 25° for a wide range of cleaning applications
These professional-grade tools connect easily and withstand extended use so you spend more time cleaning and less time maintaining.
Key Features
3,000 PSI @ 4 GPM
Perfectly balanced power and flow for industrial cleaning applications.
7.5 HP Baldor Motor
Delivers energy efficiency, reliability, and durability in continuous-duty environments.
Belt Drive System
Provides long pump life by lowering RPM, heat transfer, and vibration, ensuring quieter, smoother performance.
Industrial-Grade General Pump
Built for endurance — featuring a reinforced body, forged brass manifold, solid ceramic plungers, and stainless steel check valves.
Time-Delayed Shutdown
Automatic timer powers down the unit after preset idle periods; simply press the button to restart.
Electric Ignition Burner with Thermostat Control
Maintains constant water temperature up to 200°F (93°C).
The burner cycles automatically to sustain heat and can be switched off via the Cam Switch for cold water use or end-of-day cooldown.
External Unloader System
Regulates water flow for consistent performance and easy maintenance access.
Available Options
Optional Remote Station with Start/Stop/Restart, Burner On/Off, and Detergent On/Off functions.
Comes standard with a 10’ lead wire (longer lengths available).
Specify coil position (Left / Right) when ordering.
Specifications
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Pressure: 3,000 PSI
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Flow Rate: 4.0 GPM
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Motor: 7.5 HP Baldor (industrial electric)
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Pump: General triplex – reinforced body, forged brass manifold, solid ceramic plungers, stainless steel check valves
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Drive Type: Belt drive system
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Burner: Electric ignition with thermostat control
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Max Water Temperature: Up to 200°F (93°C)
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Unloader: External for easy water flow regulation
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Control System: Time-delayed shutdown with push-button restart
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Accessories: 50-ft twin-wire braided hose, 48" insulated wand, commercial spray gun, two QC nozzles (15°, 25°)
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Optional Add-On: Remote Station (Start/Stop/Restart, Burner & Detergent control, 10’ lead wire)
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Construction: Heavy-duty industrial-grade frame and components for continuous service
