HD 8/23 G

The HD 8/23 G petrol water blaster is very mobile, easy to transport and easy to service. Suitable for the construction, industry and agriculture sector.

The new HD 8/23 G is a water blaster with a powerful combustion engine and therefore does not require any mains power supply. This makes it ideal for use in construction, industry and agriculture. The machine is very mobile and easy to service.

Features and benefits
 HD 8/23 G: High level of autonomy
High level of autonomy
Can be used independently of a power supply thanks to powerful petrol engines. Using optional accessories, machines are capable of vacuuming water,for example from ponds and lakes.
 HD 8/23 G: Accessories concept
Accessories concept
Practical intake for hose and high-pressure lance directly on the machine. Storage compartment for nozzles, tools and other small parts.
 HD 8/23 G: Outstanding mobility
Outstanding mobility
Ergonomic push handle for easier transport. Large wheels with pneumatic tyres for uneven surfaces. Wheel layout allows transport of the device on stairwells.
Durable and easy to service
  • Robust crankshaft pump with tried-and-tested Kärcher quality.
  • Large water filter protects the pump from damage.
  • Thermostat valve to protect the pump from overheating in circuit operation.

Technical data

Flow rate (l/h) 800
Working pressure (bar/MPa) 230 / 23
Max. pressure (bar) 280
Engine type G300FA / petrol
number of simultaneous users 1
Weight (with accessories) (kg) 53.1
Weight incl. packaging (kg) 60.1
Dimensions (L × W × H) (mm) 799 x 637 x 1097


  • Spray gun, Standard
  • High-pressure hose, 10 m
  • Spray lance, 850 mm
  • Power nozzle
  • Motor, Petrol
 HD 8/23 G
 HD 8/23 G
Application areas
  • Vehicle cleaning
  • Cleaning outdoor areas
  • Workshop cleaning
  • Service station cleaning
  • Swimming pool cleaning
Cleaning agents