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Kärcher K 4 Compact UM Pressure Washer

yellow/black
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Brand
Kärcher
Colour
yellow/black
Dimensions
273 x 456 x 256 mm
Model (Version)
1.679-400.0
Power
1800 Watts
Weight
4700.0 g

Your refurbed product

Refurbed products are more sustainable and up to 40% cheaper compared to a new device. Your trusted refurbed product comes with a minimum 12-month warranty and a 30-day free returns policy, with no questions asked.

Kärcher K 4 Compact UM Pressure Washer - Description

Tackle Outdoor Cleaning with Confidence

Clean patios, driveways, and garden furniture effortlessly with the refurbished Kärcher K 4 Compact UM High Pressure Cleaner. Designed for anyone who values both performance and sustainability, this high-pressure cleaner brings new life to your outdoor spaces - without the environmental impact of buying new.

Why Choose the Kärcher K 4 Compact UM High Pressure Cleaner?

  • Compact Design, Powerful Results: Store and transport the K 4 Compact UM easily thanks to its lightweight build. Despite its size, it delivers impressive cleaning power for all your garden needs.
  • Refurbished for Reliability: Each unit undergoes professional checking and cleaning, ensuring it’s dependable and ready for action. You get a high-quality product that’s better than used - and better for the planet ♻️.
  • Sustainable Choice: Choosing refurbished means you reduce waste and extend the life of top-quality electronics. It’s a practical step towards a cleaner, greener home.
  • User-Friendly Operation: Simple controls let you adjust pressure for different tasks, so you can switch from tough driveway stains to gentle cleaning of delicate surfaces with ease.
  • Ergonomic and Efficient: The smart design fits comfortably in your hand, making long cleaning sessions less tiring. Perfect for tackling large areas and tricky corners alike.

Key Benefits at a Glance

  • Powerful 1800 W motor for deep, effective cleaning
  • Lightweight (only 4.7 kg) for easy manoeuvrability
  • Compact dimensions – store it neatly in your shed or garage
  • Professionally refurbished: reliable performance, cleaner conscience
  • Supports a more sustainable lifestyle
  • Covered by a minimum 12-month warranty
  • Enjoy 30 days free returns - risk-free

Typical Questions & Answers

Can I use the K 4 Compact UM High Pressure Cleaner on delicate garden furniture?

Absolutely. Adjust the pressure setting to gently clean fragile surfaces like wooden benches or plastic chairs, removing dirt without damage.

How does this high pressure cleaner handle stubborn driveway stains?

With its powerful motor and precise spray, the K 4 Compact UM quickly lifts oil, moss, and grime from paving stones. Clean large areas in less time, using less water than manual methods.

Is it easy to move around the garden?

Yes, its lightweight and compact design make it easy to carry and reposition, even around tight spots or up garden steps.

What makes choosing refurbished a better option?

By selecting a refurbished Kärcher K 4 Compact UM High Pressure Cleaner, you actively support a more sustainable choice. You cut down on electronic waste and carbon emissions, all while enjoying a reliable, high-performance cleaner.

Enjoy Peace of Mind

Every refurbished Kärcher K 4 Compact UM High Pressure Cleaner comes with a minimum 12-month warranty and a 30-day free return policy. Clean with confidence, knowing you’re making a smarter, greener choice for your garden and your home.

The refurbed Process

Every refurbed device is refurbished in up to 40 steps — taking it from used to like new again. Here are 5 key steps:

Refurbisher buys used electronics

1. Supplier buys pre-loved tech

Deleting the data from used electronic devices

2. Data cleanse

Refurbishing defective components

3. Swap of faulty parts

Polishing the exterior of used electronics

4. External preparation

Refurbisher sells the devices through refurbed marketplace

5. Sold via refurbed

Learn more

What is refurbed?
Refurbed is an online marketplace for refurbished electronics. All refurbed Kärcher K 4 Compact UM Pressure Washer function like new, but are much cheaper. How is that the case? Once sourced, experts put our products through an up to 40-step refurbishment process to ensure that all products work and look like new. This results in us offering better value products that are also more sustainable.
Why should I buy my Kärcher K 4 Compact UM Pressure Washer from refurbed?
refurbed Kärcher K 4 Compact UM Pressure Washer are great value, at up to 40% cheaper than new. Equally as important is trust. We give you a minimum 12-month warranty on each device and a 30-day free trial period, during which you can return for a full refund. This means you save money, and get to test the device to make sure it works perfectly for you.
Why are refurbed Kärcher K 4 Compact UM Pressure Washers so cheap?
Every refurbed partner is specialised in certain brands. They mostly buy exhibit and corporate phones in large quantities at low prices. Their specialisation makes the renewal processes very efficient, resulting in 100% renewed products that are up to 40% cheaper than new devices.
What exactly do the product grades mean?
refurbed Kärcher K 4 Compact UM Pressure Washers work like new devices and therefore have no functional limitations. The visual condition of the devices can be chosen based on your needs. What are the visual categories?

Premium (AA-Grading)
Premium Kärcher K 4 Compact UM Pressure Washers are visually identical to new, with no visible signs of wear or use. No scratches, scuffs, dents, or blemishes on the body or screen.
Excellent (A-Grading)
Excellent Kärcher K 4 Compact UM Pressure Washers have no dents, scratches or signs of wear visible from a distance of 30 cm – neither on the body nor on the display.
Very Good (B-grading)
Very Good Kärcher K 4 Compact UM Pressure Washers may have minimal dents, scratches or wear on the body that can be seen from 30 cm away. There may be micro-scratches on the display/screen, but these are not visible when the display is on.
Good (C-Grading)
Good Kärcher K 4 Compact UM Pressure Washers have visible signs of use such as scratches and/or dents on the body. There may be micro-scratches on the display/screen, but these are not visible when the display is switched on.
How does the 30-day free trial work?
If you want to return your product for any reason, you can return it free of charge within 30 days. To do so, contact our partner directly via your refurbed account and let them know that you would like to exchange or return your device. You will receive a free return label from our partner by email or in your refurbed account. Alternatively, you can contact our refurbed customer service. We will be happy to help you and contact our partner.
What are my warranty terms?
We offer a minimum 12‑month warranty on all refurbed Kärcher K 4 Compact UM Pressure Washer. This covers all/any technical defects that might occur during this period and are not caused by your own fault.

Examples are:
- The device can no longer be switched on.
- The unit cannot find a network.
- The loudspeaker does not work.

The battery is also covered by the warranty. A distinction is made between wear and tear and technical defects. Technical defects are covered by the warranty and are characterised by abnormal behaviour. Abnormal behaviour could be, for example, that the device can only be charged up to 40%. Please note, your min. 12‑month warranty is refurbed's voluntary commercial promise to you. This does not impact your statutory consumer rights
How can refurbed guarantee the quality of your Kärcher K 4 Compact UM Pressure Washer?
Only professional and certified partners are allowed to offer their electronic products via refurbed. We ensure this with ongoing quality tests and constant monitoring. Our partners are all located within the EU. This allows us to guarantee fast delivery times and optimal contact to always perform our best.
Which environmental protection projects do we invest in?
We have planted over 6.6 million trees since our foundin, and we are very proud! We realised that planting trees alone does not tackle all of the environmental issues we a passionate about, however. That's why we now also support projects that
- restore landscapes — ecosystems are repaired and jobs are created, including tree planting along the way
- remove carbon from the atmosphere and store it permanently
- recycle electronic waste and reuse materials

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