Kärcher high-pressure washer HD 10/21-4 S Plus

The cold water high-pressure washer HD 10/21-4 S Plus is the ideal machine for ergonomic and tireless work. Kärcher's EASY!Force Advanced trigger gun makes it comfortable to use without holding force. The pressure and water volume can be regulated using the Servo Control controller. The Vibrasoft rotating nozzle reduces vibration of the spray lance by up to 30%. The HD 10/21-4 S Plus is characterized by carefully selected materials and first-class quality. A durable axial pump, stainless steel pistons and a brass cylinder head work together with the air-water cooling system with a 4-pole low-speed motor. Integrated frame supports made of aluminum form a light but strong chassis, making loading with a crane easy. To ensure good mobility and compact proportions, the motor and pump unit are installed vertically upright. The machine also has storage and adjustable hooks for storing accessories.

Compact upright design based on vertical placement of the motor and pump unit
Small footprint and space-saving proportions. 
Easy to maneuver and transport. 
Maximum stability ensures a stable base for the machine.

4-pole low-speed motor with air-water cooling system, durable pump with stainless steel pistons and brass cylinder head
Long service life and low maintenance costs. 
High performance and high efficiency. 
With suction function and water temperature up to 60 °C.

Ergonomic Vibrasoft nozzle
Reduces vibration by up to 30%. 
Reduces sound volume and noise level. 
The rotating nozzle makes complex tasks easier.

Intelligently designed service concept facilitates quick operation on site
Rotating pump 
Convenient oil level indicator and oil drain integrated into the chassis. 
Modular design consisting of pump, motor and control unit.

Wide range of EASY!Lock accessories
Pressure and water volume can be regulated with Servo Control, located between the lance and the trigger gun. 
EASY!Force Advanced for tireless work without holding force. 
Rotating 1050 mm stainless steel lance.

Wide range of accessories and kits
Storage space. 
Adjustable hooks for holding e.g. a second lance or power cable. 
High-pressure hose holder.