--- product_id: 56507537 title: "Hayatec Square Tip power Converter to DC 7.9mm Charger Adapter Cable For IBM Lenovo ThinkPad X1 Yoga Carbon - Power Supply Converter Cable Cord - Laptop Power Adapter Round Port to Square Port 5.5mm" brand: "hayatec" price: "€ 19.86" currency: EUR in_stock: true url: https://www.desertcart.hr/products/56507537-hayatec-square-tip-power-converter-to-dc-7-9mm-charger store_origin: HR region: Croatia --- # Thick core cable ensures reliable current Universal fit for multiple Lenovo models Built-in IC chip for stable power Hayatec Square Tip power Converter to DC 7.9mm Charger Adapter Cable For IBM Lenovo ThinkPad X1 Yoga Carbon - Power Supply Converter Cable Cord - Laptop Power Adapter Round Port to Square Port 5.5mm **Brand:** hayatec **Price:** € 19.86 **Availability:** ✅ In Stock ## Summary > ⚡ Power up your Lenovo with precision and style! ## Quick Answers - **What is this?** Hayatec Square Tip power Converter to DC 7.9mm Charger Adapter Cable For IBM Lenovo ThinkPad X1 Yoga Carbon - Power Supply Converter Cable Cord - Laptop Power Adapter Round Port to Square Port 5.5mm by hayatec - **How much does it cost?** € 19.86 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/56507537-hayatec-square-tip-power-converter-to-dc-7-9mm-charger) ## Best For - hayatec enthusiasts ## Why This Product - Trusted hayatec brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact & Durable:** 14cm thick-core cable built to last, ensuring a snug and secure connection every time. - • **Enhanced Stability:** Integrated IC chip guarantees consistent voltage and protects your device from power fluctuations. - • **Broad Compatibility:** Works flawlessly with ThinkPad X1 Yoga, Carbon series, Edge, Yoga X1, G505, Z51, and more. - • **Plug & Play Convenience:** No drivers or software needed—just connect and power up your Lenovo ultrabook instantly. - • **Seamless Power Transition:** Effortlessly converts round 7.9x5.5mm plugs to Lenovo’s new square tip with pin design. ## Overview This Square Tip power converter cable adapts legacy 7.9 x 5.5mm round laptop chargers to Lenovo’s modern square port with a built-in IC chip for enhanced performance and compatibility across multiple ThinkPad and Lenovo ultrabook models. Its durable 14cm thick-core cable ensures reliable power delivery, making it an essential upgrade for seamless charging. ## Description Hayatec Square Tip power Converter to DC 7.9mm Charger Adapter Cable For IBM Lenovo ThinkPad X1 Yoga Carbon - Power Supply Converter Cable Cord - Laptop Power Adapter Round Port to Square Port 5.5mm ## Features - Equipped with a built-in / for IBM Lenovo Thinkpad IC for enhanced performance. - Specifically designed for use with / for IBM Lenovo Thinkpad Edge Laptop Notebooks featuring the new square power port. - The thick line core, coupled with the latest model square port with pin design, guarantees reliable performance. Equipped with an IC chip - Ensures compatibility with various IBM and Lenovo models, including Thinkpad Edge, Carbon Yoga 13, G505 series, Z51, ThinkPad, Yoga X1, and Carbon series. - Designed to seamlessly adapt for IBM 7.9 x 5.5mm female interface to the square male port with pin found in Lenovo ultrabooks - Square Tip: Male Yellow Tip Square Style Power Tip with Centre Pin - fits snugly into your new laptop/notebook. Round Tip: Female 7.9 x 5.5mm round - Compatible with the round plug socket from old-style power supplies. - Please ensure that the voltage (V) and current (A) output on your power supply are compatible with your new laptop/notebook before using this adapter plug to avoid any potential damage. - Package Contents: 1 X Square to DC Round Adapter 7.9 x 5.5cm - Cable Length: 14CM Approx. ## Product Details - **Compatible devices:** Laptop - **Specific uses for product:** Lenovo Thinkpad Edge, Carbon Yoga 13, G505 series, Z51, ThinkPad, Yoga X1, Carbon series - **Connector type:** Square Pin, Round DC - **Colour:** BLACK - **Item dimensions L x W x H:** 10 x 8 x 2 centimetres ## Images ![Hayatec Square Tip power Converter to DC 7.9mm Charger Adapter Cable For IBM Lenovo ThinkPad X1 Yoga Carbon - Power Supply Converter Cable Cord - Laptop Power Adapter Round Port to Square Port 5.5mm - Image 1](https://m.media-amazon.com/images/I/413GPnKtntL.jpg) ## Frequently Bought Together - Hayatec Square Tip power Converter to DC 7.9mm Charger Adapter Cable For IBM Lenovo ThinkPad X1 Yoga Carbon - Power Supply Converter Cable Cord - Laptop Power Adapter Round Port to Square Port 5.5mm - Crucial RAM 16GB DDR4 3200MHz CL22 (or 2933MHz or 2666MHz) Portable Memory CT16G4SFRA32A - Silicon Power SSD 512GB 3D NAND A55 SLC Cache Performance Boost 2.5 inch SATA III 7mm (0.28") Internal Solid State Drive --- ## 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.hr/products/56507537-hayatec-square-tip-power-converter-to-dc-7-9mm-charger](https://www.desertcart.hr/products/56507537-hayatec-square-tip-power-converter-to-dc-7-9mm-charger) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-05-18*