Steam cleaner SG 4/2 Classic

Very compact and easy to use: The SG 4/2 Classic steam cleaner from Kärcher with unique all-in-one box design and VapoHydro function for cleaning and sanitation without chemicals.

Thanks to the unique all-in-one box design, it is very compact, robust and durable, it is also extensively equipped and very easy to use: The SG 4/2 Classic steam cleaner impresses with excellent cleaning results, a superb price/performance ratio and maximum efficiency. The lightweight machine, weighing only 7.5 kilograms, is the most compact professional steam cleaner in its class, is ready for use in only 3 minutes and with 4 bar steam pressure offers more than enough reserves for deep cleaning and sanitation without the use of chemicals. Counters, dispensing equipment, tiles, hobs, ovens and lots more are meticulously cleaned right into the smallest crevice – regardless of the level of contamination. In particularly stubborn cases the connectable VapoHydro function helps with hot water and effectively removes heavy contamination and greases, the water tank can be removed and filled at any time. Accessories such as steam hose, hand nozzle, point jet nozzle, Power nozzle, round brush, flat brush, steam scraper and microfibre cover are all stored directly in the machine – a floor nozzle is also available as an option.

Features and benefits
Steam cleaner SG 4/2 Classic: Compact all-in-one box design
Compact all-in-one box design
Long-lasting, robust and thus very economical machine. Space-saving, comfortable storage of the accessories in the machine itself. Can be easily transported with one hand thanks to the low weight (7.5 kg).
Steam cleaner SG 4/2 Classic: Simple operating concept
Simple operating concept
Convenient pressure switch for switching the steam cleaner on and off. LEDs indicate readiness for use, water shortage and service interval.
Steam cleaner SG 4/2 Classic: VapoHydro function
VapoHydro function
Powerful cleaning combination of steam and hot water. Dissolved dirt is easily rinsed away. Increases the cleaning power on very stubborn dirt.
Comprehensive accessories
  • Multifunctional accessories for cleaning various surfaces.
  • Space-saving, comfortable storage of the accessories in the machine itself.
  • Floor nozzle, window nozzle and textile nozzle are available as options.
Removable fresh water tank
  • Fresh water tank can be filled at any time.
  • Long cleaning applications with steam or VapoHydro function without any interruptions.
Is ready for use quickly at any time
  • Ready within 3 minutes of switching on.
  • All accessories can be easily accessed at any time thanks to the all-in-one box design.

Technical data

Steam pressure (bar) max. 4
Heating output (W) 2250
Boiler temperature (°C) max. 145
Cable length (m) 5
Voltage (V) 220 - 240
Frequency (Hz) 50 - 60
Weight without accessories (kg) 7
Weight incl. packaging (kg) 9.1
Dimensions (L × W × H) (mm) 460 x 298 x 265

Scope of supply

  • Hand nozzle with brush: 165 mm
  • Steam hose with gun: 2.5 m
  • Microfibre cover for hand nozzle
  • Net bag for accessories


  • Ergonomic carrying handle
  • Power nozzle
Application areas
  • Ideal for use in the hotel sector, catering establishments, retail and building cleaning
  • For cleaning all types of sanitary areas in tourist facilities
  • For cleaning work surfaces, sinks, extractor hoods, taps in kitchens
  • Hygienic cleaning and sanitation without chemicals
  • For cleaning heavily frequented areas such as buffets, display cases or counters
  • For cleaning sinks, showers, baths, mirrors and windows
  • Perfect on campsites, cruise ships and in holiday homes