Karcher

Original and compatible spare parts for Kärcher pressure washers and vacuum cleaners: high-pressure pumps, Vario and Dirt Blaster nozzles, water filters, lances, hoses, valves, electric motors.

Search by model (K2, K4, K5, WD3, WD4) or spare part code (4.011-008.0, 2.642-973.0). Questions? Contact us.

Kärcher Spare Parts Guide (Show content) (Hide content)

High Pressure Pumps and Motors

  • Triple Piston Pump: code 4.011-008.0, 150 bar, complete replacement.
  • Electric Motor: code 6.273-920.0, 1400 W for K4/K5.
  • Safety Valve: code 4.763-121.0, pressure release.

Nozzles and Lances

  • Vario Power Nozzle: code 4.776-255.0, adjustment from wide to concentrated.
  • Dirt Blaster Nozzle: code 4.767-157.0, 50 ° rotating for stubborn dirt.
  • Vario Power Lance: code 4.112-001.0, rigid tube 500 mm.

Filters and Hoses

  • Water Filter: code 4.730-059.0, pump and boiler protection.
  • Flexible Hose: code 4.440-601.0, 6 m, 4 000 psi.
  • Quick Connects: code 4.440-141.0, ¼” connection.

Vacuum Cleaner Accessories

  • HEPA Filter: code 6.414-169.0, pack of 2 pcs for WD3/WD4.
  • Universal Nozzle: code 6.903-017.0, brush and lance set.

Common Problems and Solutions

  • Low Pressure: worn pump or clogged filter → replace 4.011-008.0 and 4.730-059.0.
  • Clogged Nozzle: limescale or debris → clean or replace 4.776-255.0.
  • Motor Won't Start: faulty motor → replace 6.273-920.0.
  • Vacuum Cleaner Loses Suction: clogged HEPA filter → replace 6.414-169.0.

Most Served Models

K2, K4, K5, WD3, WD4, SE 4001. Different model? Contact us.

Recommended Maintenance

  • Change water filter after 100 h or every year.
  • Clean nozzles and lances after each use.
  • Check pump annually for leaks and wear.

Kärcher is a registered trademark; citation for identifying spare part compatibility.

Kärcher Spare Parts FAQ

When to change the water filter?

Every 12 months or 100 h; replace 4.730-059.0.

Nozzle not spraying?

Clean nozzle 4.776-255.0 or replace if damaged.

Pump losing pressure?

Replace pump 4.011-008.0 and check valve 4.763-121.0.

Vacuum cleaner losing power?

Replace HEPA filter 6.414-169.0 and clean nozzles.

How much do spare parts cost?

Pumps: €120-150. Nozzles: €15-25. Filters: €8-12. Hose: €35-45. Motors: €80-100.

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