Kärcher HD 9/20-4 – Heavy-Duty Cold Water High Pressure Washer
Built for the most demanding industrial and commercial cleaning tasks, the Kärcher HD 9/20-4 delivers high water flow and robust pressure in a durable and efficient design. With a flow rate of up to 900 l/h and working pressure of up to 200 bar, this three-phase high-pressure washer handles stubborn dirt, machinery cleaning, construction sites, and large surface areas with ease.
Featuring a crankshaft pump with ceramic pistons, a powerful 6.9 kW motor, and anti-twist hose system, this machine is engineered for long-lasting performance, operator safety, and easy handling. A pressure switch-off feature ensures energy-efficient operation and added protection for the motor.
Key Features:
Powerful 200 bar working pressure (Max. 240 bar)
High flow rate: 520 – 900 l/h for rapid, effective cleaning
Crankshaft pump with ceramic pistons – built for durability and longevity
Three-phase 400V motor – ideal for heavy-duty industrial use
Anti-twist system prevents hose tangling and damage
Pressure shut-off for improved efficiency and equipment protection
Specifications:
Power Supply: 3~ / 400V / 50Hz
Connected Load: 6.9 kW
Working Pressure: 70 – 200 bar (Max. 240 bar)
Flow Rate: 520 – 900 l/h
Inlet Temperature: Up to 60°C
Weight (with accessories): 56 kg
Dimensions: 709 x 469 x 1000 mm
Included Equipment:
Standard spray gun
10 m high-pressure hose (ID 8, 315 bar)
600 mm stainless steel spray lance
Power nozzle
Crankshaft pump with ceramic pistons
Anti-twist hose system
Pressure shut-off system
Industrial-grade power, premium components, and total reliability — the Kärcher HD 9/20-4 is made to handle the toughest cleaning jobs.
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