--- product_id: 259345156 title: "Karcher Pump Adapter with Check Valve – Small Hose Connector for Secure Water Flow & Backflow Prevention" brand: "kärcher" price: "69 zł" currency: PLN in_stock: true reviews_count: 6 category: "Kärcher" url: https://www.desertcart.pl/products/259345156-karcher-pump-adapter-with-check-valve-small-hose-connector-secure store_origin: PL region: Poland --- # Vacuum resistant for secure water flow Check valve for backflow prevention Fits 3/4" & 1" suction hoses Karcher Pump Adapter with Check Valve – Small Hose Connector for Secure Water Flow & Backflow Prevention **Brand:** kärcher **Price:** 69 zł **Availability:** ✅ In Stock ## Summary > 💧 Keep your garden flowing flawlessly — no backflow, no hassle! ## Quick Answers - **What is this?** Karcher Pump Adapter with Check Valve – Small Hose Connector for Secure Water Flow & Backflow Prevention by kärcher - **How much does it cost?** 69 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/259345156-karcher-pump-adapter-with-check-valve-small-hose-connector-secure) ## Best For - kärcher enthusiasts ## Why This Product - Trusted kärcher brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Vacuum-Resistant Seal:** Engineered to maintain a secure, leak-free connection even under suction pressure. - • **Lightweight Yet Durable:** Crafted from robust plastic, weighing just 0.04 kg for easy handling without compromising strength. - • **Pressure-Ready Performance:** Built to withstand up to 10 bars, ensuring reliable operation under demanding conditions. - • **Universal Hose Compatibility:** Seamlessly connects 3/4-inch and 1-inch suction hoses for versatile garden pump setups. - • **Backflow Blocker Extraordinaire:** Integrated check valve ensures no unwanted water reversal, protecting your pump and system. ## Overview The Karcher Pump Adapter with Check Valve is a precision-engineered garden pump accessory designed to prevent backflow and maintain vacuum-resistant connections. Compatible with 3/4" and 1" suction hoses, it supports up to 10 bars of pressure while being lightweight and durable. Essential for any domestic or garden pump setup, this adapter ensures secure, efficient water flow and protects your equipment from damage. ## Description From the manufacturer Pump connection piece including check valve small The pump connection piece is used for the vacuum-proof connection of suction hoses to garden pumps, domestic water machines and domestic waterworks. The connector provides the right solution for pumps with G1 connection thread (33.3 mm) and 3/4 inch or 1 inch hoses. Includes a union nut, a hose clamp, a flat seal and a check valve. The check valve can be used in submersible pumps or submersible pressure pumps to prevent the return of water into the pump. In all other cases, the flat seal is used instead of the check valve. For vacuum tight connection of the hoses to the pump. For easy attachment of the pump connector to the pump, especially if the hose is already mounted on the pump connector. Seals the connector towards the pump so that no water can escape. For attaching the hose to the pump connector. Connector For vacuum tight connection of the hoses to the pump. Rotating thread For easy attachment of the pump connector to the pump, especially when the hose is already mounted on the pump connector. Includes Flat gasket Seals the connector towards the pump so that no water can escape. Includes Check valve Prevents the backflow of already pumped out water. Recommended especially when using submersible pumps and submersible pressure pumps. Includes Hose clamp For attaching the hose to the pump connector. Compatible devices Bp 2 Cistern, Bp 2 Garden, Bp 3 Garden, Bp 3 Home, Bp 3 Home & Garden, Bp 4 Deep Well, Bp 4 Garden Set, Bp 4 Home & Garden, Bp 5 Home & Garden, Bp 6 Deep Well, SP 1 Dirt, SP 2 Flat, SP 3 Dirt, SP 5 Dual Compatible devices from the old range Bp 5 Home, GP 60 Mobile Control, SCP 6000, SCP 7000, SCP 9000, SDP 5000, SDP 7000, SP 5 Dirt ## Features - Pump adapter with check valve. - Vacuum resistant connection - Attaches suction hoses to pumps - This is for garden pumps - Suitable for domestic pumps ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000OS2K56 | | Brand | KÄRCHER | | Brand Name | KÄRCHER | | Color | Black | | Colour | Black | | Connector Type | Adapter | | Connector type | Adapter | | Country of Publication | Italy | | Customer Reviews | 4.4 out of 5 stars 1,869 Reviews | | Global Trade Identification Number | 04039784223264 | | Included Components | 1 x Kärcher Pump Connector Set for 3/4-Inch and 1-Inch Suction Hose, Black | | Item Dimensions | 41 x 65 x 41 millimeters | | Item Length | 130 Centimeters | | Item Type Name | Pump Connector Set | | Item Weight | 0.04 Kilograms | | Item dimensions L x W x H | 41 x 65 x 41 millimeters | | Manufacturer | Kärcher | | Manufacturer Part Number | 6.997-359.0 | | Material | Plastic | | Material Type | Plastic | | Model Number | 6.997-359.0 | | Size | 1 inches | | Unit Count | 1 Count | ## Product Details - **Brand:** Karcher - **Colour:** Black - **Item weight:** 0.04 Kilograms - **Material:** Plastic - **Product dimensions:** 130L x 100W centimeters ## Images ![Karcher Pump Adapter with Check Valve – Small Hose Connector for Secure Water Flow & Backflow Prevention - Image 1](https://m.media-amazon.com/images/I/719E82qwHqL.jpg) ![Karcher Pump Adapter with Check Valve – Small Hose Connector for Secure Water Flow & Backflow Prevention - Image 2](https://m.media-amazon.com/images/I/61yr4oZrhwL.jpg) ![Karcher Pump Adapter with Check Valve – Small Hose Connector for Secure Water Flow & Backflow Prevention - Image 3](https://m.media-amazon.com/images/I/81j7KBfPcxL.jpg) ![Karcher Pump Adapter with Check Valve – Small Hose Connector for Secure Water Flow & Backflow Prevention - Image 4](https://m.media-amazon.com/images/I/617xPIVkWKL.jpg) ![Karcher Pump Adapter with Check Valve – Small Hose Connector for Secure Water Flow & Backflow Prevention - Image 5](https://m.media-amazon.com/images/I/81QEI5gkFUL.jpg) ## Customer Reviews ### ⭐⭐⭐ Review *by M***R on 29 November 2020* ### ⭐⭐⭐⭐⭐ Review *by M***7 on 8 August 2016* ### ⭐⭐⭐⭐⭐ Review *by G***Z on 30 November 2025* ## Frequently Bought Together - Karcher Pump Connector Set for 3/4-Inch and 1-Inch Suction Hose, Black - Karcher 2.997-100.0 Gewebeschlauch Set multicolored - Karcher SP 11.000 Dirt Submersible Pump, Flow Rate: 11,000 l/h, Immersion Depth: max. 7 m, for Dirty Water with Particles up to a Size of 20 mm, Residual Water Height: 25 mm, Pressure: 0.7 bar --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/259345156-karcher-pump-adapter-with-check-valve-small-hose-connector-secure](https://www.desertcart.pl/products/259345156-karcher-pump-adapter-with-check-valve-small-hose-connector-secure) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-05-06*