Kärcher Vacuum Hose Extension 2.5m & 3.5m | WD1–WD6 NT20 NT30

Keep your Kärcher wet/dry vacuum performing at its best with this extra-long suction hose extension. Available in 2.5m and 3.5m lengths, this high-quality ABS plastic replacement hose is engineered to fit a wide range of Kärcher NT and WD series vacuums — making it easier than ever to reach stairs, corners, tight spaces, and hard-to-access areas without dragging your machine around.

Made in Mainland China.

Why Upgrade Your Vacuum Hose?

• Extra Reach: The extended length (2.5m or 3.5m) gives you the flexibility to vacuum larger areas, up stairs, and around obstacles with ease — no more awkward repositioning of your vacuum unit.
• Dual Swivel Cuffs: An improved dual-swivel cuff design actively prevents kinking and snagging, ensuring a smooth, uninterrupted cleaning experience every time.
• Maintains Full Suction: Precision-engineered to maintain optimal airflow and suction efficiency — just like your original hose — so there's no compromise on cleaning performance.
• Premium ABS Construction: Made from durable ABS plastic, this hose is built to last and withstand regular use in both wet and dry vacuuming conditions.
• Hassle-Free Fit: A direct replacement for part number 2.863-305.0, designed for a secure, tool-free connection to compatible Kärcher models.

Specifications

Compatible Kärcher Models

This hose extension is compatible with the following Kärcher wet/dry vacuum models:

NT20, NT30, WD1, WD2, WD3, WD4, WD5, WD6, WD 2, WD 2.200, WD 2.500 M, WD 3, WD 3 Fireplace Kit, WD 3 P Extension Kit, WD 3 Premium, WD 3.200, WD 3.200 mit Aschefilter, WD 3.300 M, WD 3.500 P, WD 4, WD 4 Car Kit, WD 4 Premium, WD 4.200, WD 4.250, WD 5, WD 5 P Premium, WD 5 Premium, WD 5 Premium Renovation Kit, WD 5.300, WD 5.300 M, WD 5.400, WD 5.470, WD 5.600 MP, WD 6 P Premium, WD 7.000, WD 7.300, WD 7.500, WD 7.700 for PW.

Package Contents

• 1 × Extra Long Suction Hose Extension

Important Notes

• Product colour may vary slightly from images due to monitor brightness and lighting conditions.
• Please allow for minor measurement tolerances of ±1–2cm.

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For guidance on safe use of vacuum cleaners and household cleaning equipment, visit the U.S. Consumer Product Safety Commission (CPSC).

Frequently Asked Questions

Q: Which Kärcher vacuum models is this suction hose extension compatible with?

A: This hose extension (part number 2.863-305.0) is compatible with a wide range of Kärcher NT and WD series wet/dry vacuums, including NT20, NT30, WD1, WD2, WD3, WD4, WD5, WD6, and many specific variants such as WD 3 Premium, WD 4 Car Kit, WD 5.600 MP, WD 6 P Premium, WD 7.000, and more. Please refer to the full compatibility list above to confirm your model.

Q: What lengths are available for this vacuum hose extension?

A: This Kärcher suction hose extension is available in two lengths: 2.5 metres and 3.5 metres. The longer 3.5m option is ideal for cleaning stairs, large rooms, or hard-to-reach areas without repositioning your vacuum.

Q: How does the dual swivel cuff design improve vacuuming?

A: The dual swivel cuffs rotate freely at both ends of the hose, preventing the hose from twisting, kinking, or snagging during use. This ensures a smooth, continuous airflow and makes manoeuvring around furniture and obstacles much easier.

Q: Will this hose maintain the same suction as the original Kärcher hose?

A: Yes. This replacement hose is precision-engineered to match the internal diameter and airflow characteristics of the original Kärcher hose, ensuring no loss of suction power during wet or dry vacuuming tasks.