HDS 12/18-4 S

Our new medium and super class hot water pressure washers not only do a first-class job of cleaning, they are also extremely rugged and simple to operate. The new ECO mode, unique to KÄRCHER, makes them truly unbeatable. When the machine is set to this mode it operates automatically in the most economical temperature range. This not only saves running costs, it is also good for the environment.

Standard Equipment

  • Trigger gun, EASY!Force Advanced
  • High-pressure hose, 10 m
  • Spray lance, 1050 mm
  • Power nozzle
  • Pressure switch control
  • Optional two-lance operation
  • Pole reversing plug (three-phase)
  • SDS system
  • Electronic service control
  • Two detergent tanks
  • Dry running protection

Features and Benefits

Water Temprature Unit

Maximun Efficiency 

Storage Units

Highly efficient burner technology. 4-pole electric motor with 3 piston axial pump.

Roomy storage compartment for cleaning agents, gloves and tools. Within easy reach for left-handed or right-handed users and ideal for two-lance operation.

In the Eco setting the unit operates in the most economical temperature range (60°C) with full water flow. Burner cycles are optimised to reduce fuel consumption by up to 20% compared to full-load operation.

Technical Data


HDS 12/18-4 S

Current type (Ph/V/Hz)

3 / 400 / 50

Flow rate (l/h)

600 - 1200

Operating pressure (bar/MPa)

30 - 180 / 3 - 18

Max. temperature (°C)

80 - 155

Power rating (kW)


Consumption fuel oil (kg/h)


Power cable (m)


Fuel tank (l)


Weight (with accessories) (kg)


Weight incl. packaging (kg)


Dimensions (L x W x H) (mm)

1330 x 750 x 1060

Our Address

Unit H Armston Business Park Broughton Road Cosby Leicester LE9 1RD

Contact US 

Telephone: 0116 286 9126

Email: info@cleangreenpressurewashers.co.uk