Karcher HDS 10/21-4 M Hot Water Pressure Washer

    User-friendly, powerful hot water high-pressure cleaner with 4-pole, water-cooled electric motor, economical eco!efficiency mode and 2 detergent tanks.

    Features and benefits
    High efficiency

    In eco! efficiency mode, the machine operates in the most economical temperature range (60 °C) – with full water flow. The burner cycles are optimised to reduce fuel consumption by 20% compared to full load operation.

    Wide-ranging accessories with EASY! Lock

    EASY! Force Advanced for fatigue-free work without any holding force. Pressure and water volume can be adjusted on the Servo Control controller positioned between the lance and trigger gun. Rotating 1050 mm stainless steel lance.

    Maximum efficiency

    Highly efficient, tried-and-tested “Made in Germany” burner technology. 4-pole electric motor with 3-piston axial pump. Water-cooled motor for a high performance and long service life.

    Operational safety
    • Easy-to-access water filter protects the pump against dirt particles in the water.
    • Safety valves, water shortage and fuel protection ensure the availability of the machine.
    • The Soft Damping System (SDS) compensates for vibration and pressure peaks in the high-pressure system.
    Multiple storage spaces for accessories integrated into the machine
    • On-board storage for full range of accessories. Includes 2 hooks for suction hose and power cord.
    • Spacious storage compartment, e.g. for detergents, gloves or tools.
    Detergent dosing
    • Easy to switch between detergent tank 1 and 2.
    • Precise detergent dosing unit with rinse function.
    Mobility concept
    • “Jogger” design with large rubber wheels and steering roller.
    • Integrated tipping trough for effortless transport over ledges.
    • Push handles for simple transport and manoeuvrability. 
    Easy to use controls
    • One switch for all unit functions.

    Easy to use controls

    One switch for all unit functions.


    Maximum efficiency 
    Highly efficient, tried-and-tested “Made in Germany” burner technology. 4-pole electric motor with 3-piston axial pump. Water-cooled motor for a high performance and long service life.

    Operational reliability 
    Easy-to-access water filter protects the pump against dirt particles in the water. Safety valves, water shortage and fuel protection ensure the availability of the machine. The Soft Damping System (SDS) compensates for vibration and pressure peaks in the high-pressure system.

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