Kärcher K 4 WCM Pressure Washer 1800WKrcher K 4 WCM Pressure Washer 1800W The K 4 WCM impresses with a powerful water cooled motor, which is characterised by a long lifetime. The pressure washer with a 6 metre long high pressure hose was built for occasional use and moderate dirt. Thanks to the Vario Power spray lance (VPS) and dirt blaster, terraces, garden furniture, and vehicles can be cleaned as required. The water pressure can be precisely adjusted to the specific object to be