Technical data
Power supply (Ph/V/Hz)
1 / 230 / 50
Water flow rate (l/h)
300 - 600
Operating pressure (bar/MPa)
20 - 120 / 2 - 12
Max. pressure (bar/MPa)
160 / 16
Max. water feed temperature (°C)
up to 60
Connected load 
Weight (kg)
Dimensions (L x W x H) (mm)
360 x 375 x 925


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This cold-water pressure washer with alternating current drive unit is the ideal entry-level model for commercial end users.
The upright HD 6/12-4 C impressive mobility, compactness and a height-adjustable shaped aluminium push handle. The advantage of the push handle is that it can easily be adjusted to the operator's body height without using tools.
In the extended position, the unit's generous stowage facilities ensure that accessories are always ready to hand and put away safely. In the retracted position, this handy unit can easily be stowed in any estate car or service vehicle.
It boasts familiar Kärcher features such as a full shock-resistant plastic covering that protects the high-pressure pump from damage and soiling. Other very good features are a power cord storage (with plug lock) and a nozzle compartment arranged practically on the back of the unit.
The cleaner comes with a three-way nozzle that enables the water jet to be adjusted quickly and easily. You can choose between a high-pressure pencil jet, a high-pressure fan jet (25°) and a low-pressure fan jet. The low-pressure fan jet (40°) is used for dispensing cleaning agent. The cleaning agent metering valve enables cleaning agent to be mixed continuously with the high-pressure jet.
The large-volume oil container, which is very important for ensuring that the unit is always adequately lubricated, can be checked very easily from outside through an oil level inspection glass.
The three-piston axial pump with ceramic pistons and a brass cylinder head guarantees a long service life and low susceptibility to faults. The special feature of this newly developed pump is that both the water inlet and the high-pressure outlet are made of brass, which makes them highly resistant to fracture and corrosion.

Suitable for use in many fields:
cleaning companies,
local authorities

Features & Benefits
Adjustable push handle
In standard position safe fixing of standard accessories and easy transport possible. Low position for easy transport in different types of transport cars.

Brass cylinder head
High grade materials for a long service life

Pressure switch
Automatic switch-off of electric motor when gun is closed, energy is saved

Three-piston axial pump with ceramic pistons, swash-plate drive system
Direct drive with minimum of moving parts, optimum efficiency, long service life

Infinitely variable pressure and water flow control on the unit

© Cleaning Systems Limited