# Kärcher 2.644-257.0 pressure washer adapter, 26mm x 137mm

**URL:** https://aio.lv/en/product--karcher-2644-2570--4487236
**Data updated:** 2025-12-29 17:30 (EET)
**Category:** Power Tools Accessories
**Manufacturer:** Karcher
**Manufacturer code:** 2.644-257.0
**EAN:** 4054278825779
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 27.49 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 22.72 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--karcher-2644-2570--4487236

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The Kärcher 2.644-257.0 pressure washer adapter is compatible with Kärcher brand products. Adapter dimensions: width 26 mm, depth 137 mm, height 26 mm. Color: black and gold. Quantity per pack: 1 pc.

## Long description

The Kärcher 2.644-257.0 pressure washer adapter prevents twisting of the high-pressure hose to provide greater freedom of movement and easier handling when using a pressure washer. It fits high-pressure hoses that have a Quick Connect adapter on the gun and is suitable for Kärcher devices in classes K 4 to K 7. The adapter is manufactured from brass to ensure a reliable rotation function and comes as a single unit in black and gold finish. Dimensions: 26 mm x 137 mm.
Advantages
The anti-twist adapter eliminates bothersome loops in the high-pressure hose by allowing manual rotation, reducing the risk of tripping and simplifying storage. Its Quick Connect compatibility enables rapid integration into existing hoses with Quick Connect fittings. Brass construction provides durable, smooth rotation and reliable long-term function.
Suitable for
Home and garden pressure washers K 4–K 7
High-pressure hoses with a Quick Connect adapter on the gun
Users who need improved hose handling and safer operation
Key specifications
Manufacturer: Kärcher
Model / MPN: 2.644-257.0
Compatibility: devices classes K 4 to K 7
Connection: Quick Connect for gun-side high-pressure hoses
Material: brass (rotation mechanism)
Dimensions: 26 mm x 137 mm
Color: black and gold
Contents: 1 piece per pack
EAN: 4054278825779
How to use
Detach the high-pressure hose from the gun if necessary, attach the anti-twist adapter to the gun-side Quick Connect fitting, then reconnect the hose. Manually rotate the adapter to remove any loops or twists in the hose. Ensure the Quick Connect coupling locks securely before operating the pressure washer.
Usage recommendations
Check compatibility with your Kärcher unit (K 4–K 7) and the Quick Connect fitting on the gun before purchase. Periodically inspect the adapter and hose connection for wear or damage and replace if necessary to maintain safe operation.

## Specifications

| Feature | Value |
|---|---|
| Material | Brass |
| Height | 26 mm |
| Width | 26 mm |
| Depth | 137 mm |
| Product colour | Black, Gold |
| Brand compatibility | Kärcher |
| Product type | Adapter |
| Quantity per pack | 1 pc(s) |

## FAQ

### How much does the Kärcher 2.644-257.0 pressure washer adapter cost, and is it available for purchase?

The price is 27.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 133 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 06.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Karcher products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Karcher service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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