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Karcher One Piece Cartridge Filter

2.863-303.0
$39
+ Delivery from $3

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Product Overview

The One Piece Cartridge Filter traps dust and debris in compatible Karcher wet and dry vacuum cleaners.

This filter suits households using Karcher WD 1 Compact Battery, WD 2 Plus, WD 2-18, WD 2, WD 3, WD 3-18, WD 3 Battery, KWD 1–3, MV 2, and MV 3 models. Its twist fit design allows quick attachment and removal, making filter changes straightforward. The filter stays in place for both wet and dry vacuuming, so you do not need to swap filters between cleaning tasks.

Measuring 122mm wide, 122mm deep, and 115mm high, the filter weighs just 0.3kg. It can be cleaned and reused until worn or damaged, helping maintain consistent suction and dust pickup.

Model 2.863-303.0 in brown.

Key Features

  • Vacuum filter for wet and dry vacuum cleaners
  • Compatible with WD 1 Compact Battery, WD 2 Plus, WD 2-18, WD 2, WD 3, WD 3-18, WD 3 Battery, KWD 1-3, MV 2, MV 3
  • 122 mm long, 122 mm wide, 115 mm high
  • Weighs 0.3 kg in brown colour

Key Specifications

Brand:
Karcher
Model Number:
2.863-303.0
Type:
Vacuum Filter
Compatible Products:
WD 1 Compact Battery, WD 2 Plus, WD 2-18, WD 2, WD 3, WD 3-18, WD 3 Battery, KWD 1–3, MV 2, MV 3
Additional Features:
Wet and dry vacuum cleaners without also having to change the filte

General Information

Colour:
Brown

General Information

Colour:
Brown

Product Dimensions

Product Height (mm):
115
Product Width (mm):
122
Product Depth (mm):
122
Product Weight (kg):
0.3

Box Dimensions

Box Height (mm):
120
Box Width (mm):
126
Box Depth (mm):
126
Box Weight (kg):
0

No reviews found for this product.

The below information is AI generated based on Australian websites information around this item. We have done our best to ensure its accuracy but suggest verifying any information within this tab before purchasing.

At a glance

The Karcher One Piece Cartridge Filter is a reusable replacement filter for selected Karcher wet and dry vacuums, suited to households that switch between everyday dust pickup and messier cleaning jobs. Its main strengths are quick twist fit installation, wet and dry use without swapping filters, and washable reuse. The main limitation is that it only fits specific Karcher models, so compatibility must be checked first.

What it’s great for

  • Everyday household vacuuming
  • Wet and dry cleaning tasks
  • Dust and debris pickup
  • Quick filter replacement
  • Routine vacuum maintenance

Where it works best

  • Homes
  • Garages
  • Workshops
  • Utility rooms
  • Small renovation clean-up areas

Who it’s for

  • Karcher wet and dry vacuum owners
  • Home users
  • DIY users
  • Garage and workshop users
  • Households needing reusable filters

Things to consider

This is a model-specific replacement filter, so it is less versatile than universal or specialist premium filtration options made for finer dust applications.

Vacuum model compatibility

Compatible with Karcher WD 1 Compact Battery, WD 2 Plus, WD 2-18, WD 2, WD 3, WD 3-18, WD 3 Battery, KWD 1-3, MV 2, and MV 3 models

Ease of attachment

9/10 - twist fit design makes installation and removal quick and straightforward

Surface versatility score

8/10 - supports wet and dry vacuuming across general household, garage, and workshop cleaning tasks

Pet owner suitability

7/10 - useful for general pet hair and dust cleanup when used in a compatible vacuum, but it is not a specialist pet-specific attachment

Key benefits

  • Twist fit design: Attaches and removes quickly to make filter changes simpler.
  • Wet and dry use: Stays in place for both cleaning types so you do not need to swap filters between tasks.
  • Reusable construction: Can be cleaned and used again until worn or damaged.
  • Dust and debris filtration: Helps maintain consistent suction and dust pickup during regular vacuum use.
  • Compact format: Sized to fit neatly within compatible Karcher vacuum models without complicated setup.
  • Lightweight build: At 0.3 kg, it is easy to handle during cleaning and maintenance.

Q: Which Karcher vacuum models is this one piece cartridge filter compatible with?

A: This filter suits selected Karcher wet and dry cleaners, including WD 1 Compact Battery, WD 2, WD 2 Plus, WD 3, WD 3 Battery, KWD 1 to KWD 3, plus SE 4001 and SE 4002. It is designed for that model group, not the full Karcher range.

Q: Can this cartridge filter stay in place for both wet and dry vacuuming?

A: Yes. This one piece cartridge filter is designed so selected Karcher vacuums can handle wet and dry pickup without changing to a separate filter. That makes it more convenient for stop start jobs where debris and liquid may both be present.

Q: How does this Karcher cartridge filter attach to the vacuum?

A: It uses a simple twist fit design. The filter is attached and removed by turning it, with no separate locking parts required, which helps make replacement quicker and reduces the chance of fitting the wrong extra clips or retainers.

Q: How often should this Karcher cartridge filter be replaced?

A: There is no fixed replacement interval listed for this filter. In normal home use, cartridge filters are usually replaced when suction drops, the filter stays dirty after cleaning, or the material becomes torn, brittle or misshapen.

Q: Can this filter be cleaned and reused, or is it only for replacement?

A: This type of cartridge filter is typically cleaned and reused until it is worn or damaged. If fine dust remains embedded, airflow drops, or the sealing edge no longer sits properly, replacement is the better option for maintaining dust pickup.