Uncompromising in all areas: maximum pressure, maximum flow rate. The HDS 10 / 20-4 M high pressure cleaner for hot water is the most powerful machine in the middle class from Karcher. Innovative eco-efficiency mode plus micro-cleaning agent dosing unit and optimized burner geometry reduce environmental pollution as well as benefit your wallet, while patented technology of nozzle, ceramic piston and turbo blower plus excellent pump efficiency ensures the best cleaning results. The operability, characterized for example by an intuitive control panel, LED displays, as well as an intelligent navigation concept that makes handling and moving the machine very easy is also optimal. What's more, all service and maintenance work is also simple as all components are easily accessible and operating data can be easily recalled at any time.