---
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: "₩33755"
currency: KRW
in_stock: true
url: https://www.desertcart.kr/products/56507537-hayatec-square-tip-power-converter-to-dc-7-9mm-charger
store_origin: KR
region: South Korea
---

# 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:** ₩33755
**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?** ₩33755 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/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)
![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 2](https://m.media-amazon.com/images/I/71GItwPDakL.jpg)
![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 3](https://m.media-amazon.com/images/I/51n5LvT3naL.jpg)
![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 4](https://m.media-amazon.com/images/I/61SuUz7-uhL.jpg)
![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 5](https://m.media-amazon.com/images/I/71dcdKY8xVL.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

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**Shop now:** [https://www.desertcart.kr/products/56507537-hayatec-square-tip-power-converter-to-dc-7-9mm-charger](https://www.desertcart.kr/products/56507537-hayatec-square-tip-power-converter-to-dc-7-9mm-charger)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-02-24*