High-pressure washer HDS 9/20-4 M
Extremely user-friendly middle class hot water high-pressure cleaner with robust 3-piston axial pump, water-cooled 4-pole electric motor and 2 detergent tanks.
Categories: High Pressure Cleaner
The HDS 9/20-4 M hot water high-pressure cleaner from Kärcher offers top-tier cleaning performance combined with excellent ergonomics and user-friendliness. Built with premium components such as a durable 3-piston axial pump with ceramic pistons, a low-speed water-cooled 4-pole electric motor, and optimized burner technology, it ensures both safe and efficient operation. The machine also features the eco!efficiency mode for economical use. Standard equipment includes the innovative EASY!Force Advanced HP trigger gun with servo control and a 1050mm stainless steel spray lance with patented nozzle technology, designed for effortless, ergonomic operation. This mid-range cleaner also boasts 2 detergent tanks, easy 1-switch control, ergonomic accessory storage, time-saving EASY!Lock quick-release fasteners, and a well-thought-out mobility design. Equipped with reliable safety features such as a water filter, safety valves, and an SDS hose, the HDS 9/20-4 M is highly durable and maintenance-friendly.
| Feature | Description |
|---|---|
| High Efficiency | – Operates in eco!efficiency mode at an optimal temperature of 60°C with full water flow. |
| – Optimized burner cycles reduce fuel consumption by 20% compared to full load operation. | |
| Wide-ranging Accessories | – EASY!Force Advanced trigger gun allows fatigue-free work without holding force. |
| – Pressure and water volume adjustable via Servo Control between the lance and trigger gun. | |
| – 1050 mm rotating stainless steel lance for ease of use. | |
| Maximum Efficiency | – High-efficiency, reliable burner technology “Made in Germany.” |
| – 4-pole electric motor with 3-piston axial pump. | |
| – Water-cooled motor for superior performance and extended lifespan. | |
| Operational Safety | – Easy-access water filter protects the pump from dirt particles. |
| – Safety valves, water shortage, and fuel protection ensure consistent machine availability. | |
| – Soft Damping System (SDS) reduces vibration and pressure peaks in the high-pressure system. | |
| Multiple Storage Spaces | – On-board storage for a full range of accessories. |
| – Includes two hooks for suction hose and power cord. | |
| – Spacious compartment for detergents, gloves, or tools. | |
| Detergent Dosing | – Switch easily between detergent tank 1 and 2. |
| – Precise detergent dosing system with rinse function. | |
| Mobility Concept | – “Jogger” design with large rubber wheels and steering roller for easy maneuverability. |
| – Integrated tipping trough for easy transport over obstacles. | |
| – Push handles for simple transport and handling. | |
| Easy-to-use Controls | – Single switch for all unit functions, ensuring user-friendly operation. |
| Specifications | Details |
|---|---|
| Supply voltage (Ph/V/Hz) | 3 / 400 / 50 |
| Flow rate (l/h) | 450 – 900 |
| Working pressure (bar/MPa) | 30 – 200 / 3 – 20 |
| Temperature (for supply 12 °C) (°C) | Min. 80 – Max. 155 |
| Connected load (kW) | 7 |
| Consumption of heating oil or gas (kg/h) | 6.5 (Full Load) |
| Heating oil consumption in eco!efficiency mode (kg/h) | 5.2 |
| Power cable (m) | 5 |
| Fuel tank (l) | 25 |
| Weight (with accessories) (kg) | 155.2 |
| Weight incl. packaging (kg) | 165.1 |
| Dimensions (L x W x H) (mm) | 1330 x 750 x 1060 |
| Scope of Supply | |
|---|---|
| Spray gun | EASY!Force Advanced |
| High-pressure hose | 10 m, Longlife, DN 8, 400 bar |
| Spray lance | 1050 mm |
| Power nozzle | Included |
| Equipment | |
|---|---|
| Cleaning agent function | 20 + 10 l tank |
| ANTI!Twist | Yes |
| External filling tanks | For cleaning agents, calcification protection, and fuel |
| Control bar with display light | Yes |
| Pressure switch-off | Yes |
| Pole reverse plug (3~) | Yes |
| 2 cleaning agent tanks | Yes |
| Dry-running protection | Yes |
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Application Areas
- Vehicle cleaning
- Device and machine cleaning
- Workshop cleaning
- Cleaning outdoor spaces
- Service station cleaning
- Façade cleaning
- Swimming pool cleaning
- Cleaning of sports facilities
- Cleaning during production processes
- Cleaning of production facilities