The Kärcher HDS 9/20-4 Classic is a powerful and robust hot water pressure washer designed for demanding professional cleaning applications in agriculture, construction, transport, workshops, and industrial environments. Combining high cleaning performance with simple operation and rugged durability, it offers excellent value for professionals who need reliable hot water cleaning power every day.

Powerful Hot Water Cleaning Performance

Delivering up to 200 bar working pressure and a high water flow rate of 15 l/min, the HDS 9/20-4 Classic is built to remove heavy dirt, grease, oil, mud, and stubborn contamination quickly and efficiently. The hot water system significantly improves cleaning performance while helping reduce detergent usage.

Durable Crankshaft Pump & 4-Pole Motor

At the heart of the machine is a high-quality crankshaft pump combined with a reliable low-speed 4-pole electric motor, delivering excellent durability, reduced wear, and dependable long-term performance under continuous professional use.

Robust Industrial Construction

A heavy-duty tubular steel frame protects the machine against impacts and harsh working environments, making it ideal for demanding sites such as construction yards, farms, and industrial facilities. The open design also allows easy access to all key components for simplified servicing and maintenance.

Efficient Burner Technology

The efficient burner system delivers strong heating performance with low emissions and economical fuel consumption. The integrated 30-litre fuel tank supports long cleaning sessions, while Kärcher’s eco!efficiency mode reduces fuel consumption by operating in the most efficient temperature range at full water flow.

EASY!Lock System for Faster Setup

The machine features Kärcher’s professional EASY!Lock connection system, allowing quick and secure accessory connections while reducing setup and pack-up time compared to traditional threaded fittings.

Outstanding Mobility

Large puncture-proof wheels and an integrated crane hook make the HDS 9/20-4 Classic easy to transport and manoeuvre across uneven terrain and busy job sites. Its practical design ensures excellent mobility despite its heavy-duty construction.

Key Features

• Genuine Kärcher part: 1.030-910.0
• 200 bar working pressure
• Water flow rate: 300–900 l/h
• Hot water cleaning up to 80°C
• Durable crankshaft pump
• Reliable 4-pole electric motor
• Heavy-duty tubular steel frame
• eco!efficiency mode for reduced fuel consumption
• Kärcher EASY!Lock connection system
• Integrated 30-litre fuel tank
• Large puncture-proof wheels and crane hook
• Power supply: 400V 3-phase

Ideal For

• Agriculture and farm equipment cleaning
• Construction and plant machinery
• Vehicle and transport fleet washing
• Industrial and manufacturing facilities
• Workshops and heavy commercial cleaning

• Specification	Value
  Number of current phases (Ph)	3
  Voltage (V)	400
  Frequency (Hz)	50
  Flow Rate (l/h)	300 – 900
  Operating pressure (bar/MPa)	30 – 200 / 3 – 20
  Temperature (supply 12°C) (°C)	max. 80
  Power rating (kW)	7
  Consumption of fuel oil at full load (kg/h)	5.8
  Heating oil consumption, eco!efficiency (kg/h)	4.7
  Power cable (m)	5
  Fuel tank (l)	30
  Weight (with accessories) (kg)	124
  Weight incl. packaging (kg)	134
  Dimensions (L × W × H) (mm)	1075 x 722 x 892