Karcher HD 6/15-4 Classic high-pressure cleaner feature powerful and reliable crank-shaft pumps with ceramic pistons. These innovative, high performance pumps are not only highly efficient, but also impress with excellent reliability and long service intervals thanks to the latest sealing technology.

Features and benefits

Durable and robust
  • Extra large crankshafts and connecting rods with robust ball bearings.
  • Ceramic pistons for reduced wear and tear.
  • High performance sealing packages for increased working times.
Very easy to maintain
  • Wide-opening machine cover for easy access to all service and maintenance-relevant components.
  • Large water fine filter for protecting the pump.
  • Integrated nozzle storage.
Greater cleaning performance
  • Patented Kärcher power flat jet nozzles: up to 40 percent more collision force than conventional nozzles.
  • High area coverage and thorough dirt removal.
First-class mobility
  • Large wheels and ergonomic push handle ensure optimal turning manoeuvre and easy handling.
  • The foldable push handle enables space-saving storage.


Technical data

Operating pressure max (bar)150
Flow rate max (l/h) 600
Flow rate min (l/h) 450
Max. water feed temperature (°C) 60
Power rating (kW)3,4
Voltage (V)220
Number of current phases (Ph)1
Frequency (Hz)60
Weight (kg)52
Dimensions (LxWxH) (mm)700x455x1010


Operating manual
Service Manual


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