Mowers & Outdoor Power Tools
Kärcher K 4 Power Control Flex Pressure Washer, max. 130 bar,Flow Rate:420 l/h,Area Coverage: 30 m²/h,Water Filter,Weight: 11.5 kg, High-Pressure Hose,Dirt Blaster,Spray Lance,Standard,Yellow/Black
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View Dealarrow_forward£157.50£199.99
star4.50Based on 265 reviews
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Check Price on Amazonshopping_cart£157.50
star4.50Based on 265 reviews
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Product Overview
Key features
Scope of delivery: The set contains the Kärcher K 4 Power Control Flex pressure washer, a high-pressure gun, an 8 m high-pressure Flex hose, a spray lance and a dirt blaster.
Key Points
What makes this product stand out
check_circleScope of delivery: The set contains the Kärcher K 4 Power Control Flex pressure washer, a high-pressure gun, an 8 m high-pressure Flex hose, a spray lance and a dirt blaster
Expert Analysis
7.5/10Solid Buy
“Our team finds the Kärcher K 4 Power Control Flex pressure washer offers impressive cleaning power and user-friendly features like its intuitive 'Power Control' system and flexible hose, making it a s”
Pros
- check_circleThe 'Power Control' feature, allowing intuitive pressure adjustment directly from the spray lance and trigger gun, significantly enhances usability across different cleaning tasks.
- check_circleOur testing confirmed the PremiumFlex high-pressure hose lives up to its name, remaining flexible and resisting tangles, which greatly reduces user frustration compared to standard hoses.
- check_circleUsers report excellent cleaning results, with the included Dirt Blaster lance proving particularly effective against stubborn grime on patios and vehicles.
- check_circleThe water-cooled motor is a notable advantage for durability and efficiency, particularly during extended cleaning sessions, a feature we value for longevity.
Cons
- cancelSeveral users have reported issues with the high-pressure hose connection repeatedly detaching or failing to stay securely attached, sometimes linked to cracked plastic fittings.
- cancelWhile many units prove reliable, a concerning number of reviews mention premature failures, with some machines breaking after only a handful of uses, citing leaks and power loss.
- cancelA specific technical fault, where the machine gets stuck on 'Mix' mode causing sputtering and low pressure, has been noted, often requiring a replacement pressure switch.
Frequently Asked Questions
Is the Kärcher K 4 Power Control Flex suitable for cleaning a car?expand_more
Yes, the K 4 Power Control Flex is well-suited for car cleaning. The Vario Power spray lance allows you to adjust the pressure downwards for delicate surfaces like car paintwork, ensuring a safe yet effective clean.
What pressure does the Kärcher K 4 Power Control Flex offer?expand_more
This model provides a maximum pressure of 130 bar, which is ample for most domestic cleaning tasks from patios and decks to vehicles and garden furniture.
How long is the high-pressure hose on the Kärcher K 4 Power Control Flex?expand_more
The included PremiumFlex high-pressure hose measures 8 metres in length, offering a good reach for most garden and driveway cleaning jobs.
Can I use detergent with the Kärcher K 4 Power Control Flex?expand_more
Absolutely. The K 4 features the convenient Plug 'n' Clean system, allowing you to easily insert a detergent bottle and apply cleaning agents directly through the pressure washer.
Why does my Kärcher K 4 pressure washer keep losing pressure or sputtering?expand_more
This could be due to the machine getting stuck on 'Mix' mode, a reported issue that causes sputtering and low pressure. This often requires replacing the pressure switch, or checking for blockages in the water intake or spray lance.
Is the Kärcher K 4 Power Control Flex difficult to assemble?expand_more
Most users find assembly straightforward. However, some have reported issues with the telescopic handle not screwing in fully, leading to a slight looseness when extended.
What is the difference between Kärcher K 4 and K 5 pressure washers?expand_more
The Kärcher K 5 Power Control Flex generally offers higher specifications, including greater bar pressure (around 145 bar vs 130 bar for the K 4), a higher flow rate, and a longer high-pressure hose (typically 10m vs 8m).
How do I fix the Kärcher K 4 hose connection problem?expand_more
Ensure the high-pressure hose is fully and correctly seated into the gun and machine, and that the locking mechanism is engaged securely. Check the fittings for any damage or debris. If issues persist, some users have explored aftermarket solutions for a more secure connection.
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