Kärcher high-pressure washer HD 10/21-4 S Classic
.jpg)
Official Kärcher Dealer
- 100% genuine products
- Manufacturer warranty and service
- Professional consultation
More accessories
The HD 10/21-4 S Classic cold water high-pressure washer is designed for daily use in demanding conditions. It stands out from the crowd with its robust construction and sturdy steel frame. It is easy to set up and use quickly and without problems.
All important parts are quickly and easily accessible.
The Super Class high-pressure washer is equipped with a Classic high-pressure gun designed for HD Classic series machines.
It also features the premium EASY!Lock quick-release coupling. This makes setting it up and taking it down five times faster, saving you time and effort.
The integrated water filter protects the high-pressure pump from dirt particles and contamination, thereby extending the machine's service life.
A powerful crankshaft pump and wear-resistant materials are the backbone of the high-pressure washer: a brass cylinder head and pistons with ceramic sleeves. The pressure can be adjusted on the pump as needed. 4-pole low-speed motor with air-water cooling system for long-lasting and reliable operation.
Powerful and durable crankshaft pump with brass cylinder head and pistons with ceramic sleeves
High performance and high efficiency. ˇ
Long service life and low maintenance costs.
With suction function and water temperature up to 60 °C.
Sturdy steel frame with large wheels for good mobility
Protects the machine even in adverse conditions.
Easy and convenient to transport.
Integrated storage for accessories.
Classic accessories with EASY!Lock connections
Quick setup and assembly, and easy accessory changes.
Robust and durable accessories.
Easy and intuitive to use.
Simple machine design
The integrated water filter can be removed and cleaned without tools.
Pressure and water volume can be adjusted on the pump itself.
The fill level and oil quality can be easily checked using the sight glass and oil dipstick.
4-pole low-speed motor with air-water cooling system
Long service life and low maintenance costs.
Combines efficient water cooling with a robust air cooling system for maximum cooling power even with fluctuating ambient and water temperatures.
Compact design ensures maximum portability.
Faaside arv: 3
Pinge: 376 - 424 V
Sagedus: 50 Hz
Vooluhulk: 500 - 1000 l/h
Maksimaalne sisendtemperatuur: 60 °C
Töörõhk: 50 - 210 bar
Maksimaalne rõhk: 270 bar
Ühendusvõimsus: 8 kW
Toitejuhtme pikkus: 5 m
Düüsi suurus: 050
Vee etteande ühendus: 1 toll
Värvus: Antratsiit
Kaal lisatarvikutega: 60 kg
Mõõdud (pikkus x laius x kõrgus): 720 x 637 x 1060 mm
Returns & Warranty
Product returns
14-day right of withdrawal. Terms for consumers and business customers.
Return instructionsWarranty
Private customer: 2 years
Business customer: 1 year
A consumer (private customer) has the right, pursuant to Estonian Law of Obligations Act §218(2), to submit a warranty claim to the seller within 2 years.






Delivery time depends on stock
This product has no reviews yet. Be the first to rate it.
Product description
The HD 10/21-4 S Classic cold water high-pressure washer is designed for daily use in demanding conditions. It stands out from the crowd with its robust construction and sturdy steel frame. It is easy to set up and use quickly and without problems.
All important parts are quickly and easily accessible.
The Super Class high-pressure washer is equipped with a Classic high-pressure gun designed for HD Classic series machines.
It also features the premium EASY!Lock quick-release coupling. This makes setting it up and taking it down five times faster, saving you time and effort.
The integrated water filter protects the high-pressure pump from dirt particles and contamination, thereby extending the machine's service life.
A powerful crankshaft pump and wear-resistant materials are the backbone of the high-pressure washer: a brass cylinder head and pistons with ceramic sleeves. The pressure can be adjusted on the pump as needed. 4-pole low-speed motor with air-water cooling system for long-lasting and reliable operation.
Powerful and durable crankshaft pump with brass cylinder head and pistons with ceramic sleeves
High performance and high efficiency. ˇ
Long service life and low maintenance costs.
With suction function and water temperature up to 60 °C.
Sturdy steel frame with large wheels for good mobility
Protects the machine even in adverse conditions.
Easy and convenient to transport.
Integrated storage for accessories.
Classic accessories with EASY!Lock connections
Quick setup and assembly, and easy accessory changes.
Robust and durable accessories.
Easy and intuitive to use.
Simple machine design
The integrated water filter can be removed and cleaned without tools.
Pressure and water volume can be adjusted on the pump itself.
The fill level and oil quality can be easily checked using the sight glass and oil dipstick.
4-pole low-speed motor with air-water cooling system
Long service life and low maintenance costs.
Combines efficient water cooling with a robust air cooling system for maximum cooling power even with fluctuating ambient and water temperatures.
Compact design ensures maximum portability.
Technical Specifications
Faaside arv: 3
Pinge: 376 - 424 V
Sagedus: 50 Hz
Vooluhulk: 500 - 1000 l/h
Maksimaalne sisendtemperatuur: 60 °C
Töörõhk: 50 - 210 bar
Maksimaalne rõhk: 270 bar
Ühendusvõimsus: 8 kW
Toitejuhtme pikkus: 5 m
Düüsi suurus: 050
Vee etteande ühendus: 1 toll
Värvus: Antratsiit
Kaal lisatarvikutega: 60 kg
Mõõdud (pikkus x laius x kõrgus): 720 x 637 x 1060 mm
What's in the box
Shipping & Delivery






Delivery time depends on stock
Returns & Warranty
Product returns
14-day right of withdrawal. Terms for consumers and business customers.
Return instructionsWarranty
Private customer: 2 years
Business customer: 1 year
A consumer (private customer) has the right, pursuant to Estonian Law of Obligations Act §218(2), to submit a warranty claim to the seller within 2 years.
Reviews
This product has no reviews yet. Be the first to rate it.
.jpg)
Kärcher high-pressure washer HD 10/21-4 S Classic
1.367-401.0