The Kärcher Professional 4.112-057.0 is a high-pressure swivel joint designed to make cleaning difficult-to-reach areas easier. The infinitely variable angle adjustment of up to 120° allows you to adjust the direction of the jet, and the EASY!Lock connector ensures easy attachment to the spray lance of the high-pressure cleaner.

Advantages

• Infinitely variable angle adjustment up to 120°
• Allows easier access to hard-to-reach areas
• Suitable for cleaning machines, vehicles, surfaces, facades and roofs
• Maximum working pressure up to 300 bar
• Suitable for water temperatures up to 155 °C
• EASY!Lock connection thread
• Easy installation directly on the spray hose
• Designed for Kärcher professional high-pressure cleaners

Specifications

• Brand: Kärcher Professional
• Product number: 4.112-057.0
• Product type: high-pressure articulated joint
• Angle adjustment: stepless, up to 120°
• Maximum working pressure: 300 bar
• Maximum temperature: 155 °C
• Connection thread: EASY!Lock
• Installation: on the spray hose
• Weight with packaging: 0.5 kg

Compatibility

The high-pressure swivel joint is compatible with many professional Kärcher high-pressure cleaners from the HD, HDS and HDS-E series with the corresponding EASY!Lock connection.

The Kärcher Professional 4.112-057.0 is a practical accessory for high-pressure cleaning of surfaces that are difficult to reach with a straight spray lance. The adjustable angle of up to 120° allows for more efficient cleaning of undercarriages, machines, vehicles, facades, roofs and other difficult areas.

It is important to know

Before you decide to buy a professional high-pressure swivel, it is important to consider the appropriate compatibility with your high-pressure cleaner and the specific cleaning purpose. The key differences between accessories often only become apparent when used on different surfaces or tasks, so not every solution is one-size-fits-all. Also pay special attention to the connection and the possible impact on the performance of your device.

• Compatibility with the cleaner is key – check before purchasing that the attachments match your model, as an unsuitable joint may prevent use.
• The articulated joint greatly facilitates access to hard-to-reach places (e.g. under cars or on higher surfaces), but the longer reach may affect comfort or jet pressure.
• For long-term or professional use, it is recommended to choose a more robust attachment, although this is not a necessary feature for normal cleaning around the house.
• When using on different surfaces, make sure to choose the correct attachment – the articulated joint primarily increases flexibility, but does not fundamentally change the power or character of the jet.

Source of editorial recommendations: general verifiable guidelines for product selection.

In practice

🟢 Removing dirt from hard-to-reach places

Very convenient - thanks to the hinged mechanism, it makes cleaning under cars, pedestals or balconies, where direct access is difficult, much easier.

🟡 Cleaning sensitive surfaces

Suitable with limitations – the articulated joint allows better access and control over the direction of the jet, but does not itself regulate the spray intensity; the appropriate setting must be selected separately.

🟢 Increasing the reach when cleaning facades and larger surfaces

Very convenient - with the help of the joint, cleaning higher-lying or space-limited surfaces is much easier, without constantly moving the device.

🟡 Frequent professional use

Suitable with limitations – although a more robust design is suitable for higher loads, it is worth checking how the addition affects overall durability and comfort during longer cleaning sessions.

Answers to frequently asked questions

Is the articulated joint compatible with all Karcher cleaners?

It is recommended that you check the exact model of your purifier and attachment details before purchasing, as not all accessories are universally compatible.

Does the joint affect water pressure?

The accessory may affect flow or pressure if not selected correctly or if the connection is not completely tight; correct installation and use of original parts are recommended.

Is the use of the joint also recommended for sensitive surfaces?

The articulated joint allows for better access, but the gentleness of the washing depends on the separately selected attachment, not the joint itself.

Does this accessory make sense when cleaning larger areas?

For larger or more difficult-to-reach areas, the joint makes work significantly easier and reduces the need to physically move the unit.

Description updated: September 2026

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