Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar

Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar

Brand Karcher Home and Garden

From

£229.95

+ £6.95 delivery

2 offers at 2 retailers

Listed since 6 April 2026

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Description

The Karcher K 4 WCM Flex Eco!Booster is a versatile pressure washer designed for occasional domestic cleaning tasks around the home and garden. Delivering up to 130 bar of pressure with a 420 l/h flow rate, this model tackles moderate dirt on paths, patios, garden furniture, and vehicles with ease. The water-cooled motor ensures reliable performance and extended service life, making this an ideal choice for homeowners seeking dependable cleaning power. The included eco!Booster lance offers 50 percent increased cleaning performance compared to standard Kärcher flat jets, whilst improving water and energy efficiency for environmentally conscious users. When stubborn grime requires extra power, simply switch to the Dirtblaster lance for uncompromising results on the toughest dirt. The 8m PremiumFlex high-pressure hose provides excellent reach and manoeuvrability across medium-sized outdoor areas, covering up to 30m² per hour. An integrated water filter protects the pump for long-term reliability, whilst all accessories store neatly onboard the unit itself. The Quick Connect System enables fast attachment changes, and detergent can be applied via the suction hose for enhanced cleaning on appropriate surfaces. For additional guidance, the Kärcher Home & Garden app provides helpful solutions for various cleaning tasks. Features and Benefits: • Water-cooled motor for extended lifespan and reliable performance • Eco!Booster lance delivers 50% better cleaning performance whilst saving water and energy • Dirtblaster lance provides maximum power for stubborn dirt removal • 8m PremiumFlex high-pressure hose offers comfortable reach for medium-sized areas • Integrated water filter protects pump components from damage • Quick Connect System enables rapid lance changes for adaptable cleaning • Onboard accessory storage keeps all components organised and readily accessible • Detergent application via suction hose for enhanced cleaning capability Specifications: Voltage: 230/240V Frequency: 50Hz Pressure: 20-130 bar / 2-13 MPa Flow Rate: max. 420 l/h Area Performance: 30m²/h Maximum Water Feed Temperature: 40°C Rated Input Power: 1.8kW Power Cable Length: 5m Colour: Yellow Weight (without accessories): 11.8kg Weight (including packaging): 15.5kg Dimensions (L × W × H): 369 x 329 x 901mm

Full specifications

Marque Karcher Home and Garden
Référence fabricant k4wcmflexeco!booster
EAN 4066529209450

Why choose the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar in 2026?

When it comes to Nettoyeurs haute pression, the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar by Karcher Home and Garden is a reference that savvy buyers know well. Its value for money in 2026 deserves particular attention, especially given its availability across many retailers and the brand's strength in the market. Our comparison tool lets you view all available offers in real time, with or without free delivery, and click directly on the offer of your choice.

Technical analysis of the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar

Among the main strengths of the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar, the most notable are its competitive pricing from £236.9 and the recognition of the Karcher Home and Garden brand. Buyers who have already used this type of product in the Nettoyeurs haute pression category generally highlight the effectiveness of the core functions and ease of maintenance. It is a product that suits both first-time buyers and those replacing existing equipment, with a short learning curve and stable performance over time.

What the tech specs reveal

The Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar spec sheet details the specifications that make a difference in daily use. For a savvy buyer, this data allows objective comparison with other products in the Nettoyeurs haute pression category. Karcher Home and Garden publishes precise specifications that make comparison easier and help you make an informed purchase decision. Consult the technical specifications table on this page for full details. The Karcher Vario Joint for K2 - K7 Pressure Washers from the same brand may also interest you for a direct comparison.

In practice day to day

In daily use, the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar is designed to fit easily into the regular habits of Nettoyeurs haute pression users. Karcher Home and Garden has optimised this model for regular use, with accessible features and simplified maintenance. Also check our Lawn Mowers comparison for further suggestions.

Market price ranges in 2026

RangeIndicative price
Entry-levelUnder 1210 £
Mid-range1210 £ to 2820 £
High-endOver 2820 £

Before buying the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar, remember to check the total price including delivery costs. On Compiral, sorting by total price lets you immediately identify the best offer among all listed retailers. Comparing return conditions and the warranty period offered by each retailer is also a good habit before finalising your order in the Nettoyeurs haute pression category.

Frequently asked questions about Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar

Is the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar in stock?

Stock availability for the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar is updated in real time on Compiral. Retailers showing "In stock" can usually deliver quickly, often within 2 to 5 working days. If the product is temporarily out of stock at one retailer, check the other offers in our table. Check back regularly as stock levels change frequently in the Nettoyeurs haute pression category.

Where can I buy the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar at the best price?

To buy the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar at the best price, compare all available offers in our table at the top of this page. The 2 offers listed include delivery costs to give you the true total cost. Sort by ascending price and filter by free delivery to quickly identify the best deal among our verified partner retailers.

How does the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar compare to competitors in the Nettoyeurs haute pression category?

In the Nettoyeurs haute pression category, the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar occupies a specific market segment. Compared to other available models, it stands out mainly through the balance between its features and its price. To compare objectively, consult the detailed spec sheet on this page and compare specifications with other similar products listed on our comparison tool.

Is the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar suitable for beginners?

Yes, the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar is generally appreciated by both beginners and regular users of the Nettoyeurs haute pression category. It is quick to set up and Karcher Home and Garden usually provides clear documentation. If you are new to this product category, consult the spec sheet on this page to identify the key criteria to check before making your choice.

Is there a refurbished version of the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar?

Refurbished versions of the Karcher K 4 WCM Flex Eco!Booster Pressure Washer 130 Bar may be available from certain Compiral partner retailers. These refurbished products allow you to save between 20% and 40% compared to the new price while still benefiting from a warranty. Check availability in our offers table and review the warranty conditions offered by the retailer.

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