State-of-the-art compact hot water pressure washer with unique eco!efficiency mode.
State-of-the-art compact hot water pressure washer with unique eco!efficiency mode that reduces diesel consumption by 20% without compromising daily cleaning performance. The HDS 6/12 C also features Kärcher’s unique Machine Protector system that prolongs component life and provides a 3-year burner coil warranty. With central one-button operation, excellent mobility and superb cleaning performance the HDS 6/12 is easy to set-up, intuitive to operate and cheap to run.
Features and benefits

Efficiency
eco!efficiency mode — economical and environmentally friendly, even during longer periods of use. Reduces fuel consumption and CO2 emissions by 20%. Accurate detergent dosing unit with clear rinse function.
Ease of use
Intuitive operation with large single-button selector switch. Large tank opening with filling chute. System care bottle can be changed conveniently from the outside.
Storage
Lockable accessory compartment for nozzles, tools, etc. Storage hooks for power cord and high-pressure hose. Integrated lance holder for easy transport.Mobility
- Jogger principle with large wheels and steering roller.
- Large integrated handles in the chassis.
- Integrated tilting aid for effortlessly negotiating obstacles such as steps and kerbs.
Save energy and time: EASY!Force high-pressure guns and EASY!Lock quick-release locks.
- At last – work without getting tired: the EASY!Force high-pressure gun.
- EASY!Lock quick-release locks: durable and robust. And five times faster than screws.
Specifications
Technical data
Current type (Ph/V/Hz) | 1 / 240 / 50 |
Flow rate (l/h) | 240 - 560 |
Operating pressure (bar/MPa) | 30 - 120 / 3 - 12 |
Max. temperature (°C) | 80 - 155 |
Power rating (kW) | 3 |
Consumption fuel oil (kg/h) | 3.5 |
Power cable (m) | 5 |
Fuel tank (l) | 15 |
Weight (with accessories) (kg) | 107.4 |
Weight incl. packaging (kg) | 115.6 |
Dimensions (L x W x H) (mm) | 1060 x 650 x 920 |
Equipment
- Trigger gun, EASY!Force Advanced
- High-pressure hose, 10 m
- Spray lance, 1050 mm
- Power nozzle
- SDS system
- Pressure switch control
- Integral fuel and detergent tank
Downloads
Accessories
Thanks to automatic suction of the dirty water, the stainless steel FRV 30 Me Surface Cleaner makes surface cleaning more efficient in both inside and outside areas. Hot water cleaning up to 85°C.
For high-pressure cleaners with a flow rate of 350–600 l/h: new, robust and very high-quality foam cup lance with outstanding foam quality while consuming half as much cleaning agent.
Nozzle kit includes power nozzles and unions. For Kärcher surface cleaners (500 to 650 l/h).
Machine-specific nozzle kit with Kärcher power nozzles and jet nozzle for FRV 30.
The dirt blaster with rotating pencil jet offers 10 times better cleaning performance. Ceramic nozzle and bearing ring for a long service life. Further data: Max. 300 bar, 30 MPa, 85°C.
Cleaning Agents
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