---
product_id: 56507537
title: "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: "€ 29.15"
currency: EUR
in_stock: true
reviews_count: 2
category: "Hayatec"
url: https://www.desertcart.hr/products/56507537-square-tip-power-converter-to-dc-7-9mm-charger-adapter
store_origin: HR
region: Croatia
---

# Thick core cable ensures reliable current Universal fit for multiple Lenovo models Built-in IC chip for stable power 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:** € 29.15
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your Lenovo with precision and style!

## Quick Answers

- **What is this?** 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?** € 29.15 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-square-tip-power-converter-to-dc-7-9mm-charger-adapter)

## 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

Free delivery and returns on eligible orders. Buy 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 at desertcart UK.

Review: Description is a bit deceiving - If like me you think this is a pack of 2 cables, theirs not, only 1 cable is delivered. I have no idea what Pack 2 means in the description, but it doesn't mean that there are 2 cables. now I have to wait another week for another one to arrive.
Review: Fit for work - Can use the old ThinkPad power adapter for newer ThinkPads

## 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.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0190NO968 |
| Best Sellers Rank | 151,594 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 6,405 in Laptop Chargers & Power Supplies |
| Brand | Hayatec |
| Brand Name | Hayatec |
| Colour | BLACK |
| Compatible Devices | Laptop |
| Compatible devices | Laptop |
| Connector Type | Square Pin, Round DC |
| Connector type | Square Pin, Round DC |
| Customer Reviews | 4.0 out of 5 stars 5 Reviews |
| Item Dimensions | 10 x 8 x 2 centimetres |
| Item dimensions L x W x H | 10 x 8 x 2 centimetres |
| Manufacturer | DH |
| Manufacturer Part Number | HTSQPT1 |
| Model Number | SquareTip DC |
| Number of Ports | 2 |
| Package Quantity | 1 |
| Power Plug Type | No Plug |
| Product Finish Type | Matte |
| Product Warranty | 45 Days from the Date of Purchase |
| Specific Uses For Product | Lenovo Thinkpad Edge, Carbon Yoga 13, G505 series, Z51, ThinkPad, Yoga X1, Carbon series |
| Specific uses for product | Lenovo Thinkpad Edge, Carbon Yoga 13, G505 series, Z51, ThinkPad, Yoga X1, Carbon series |
| Unit Count | 1.0 count |

## 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

![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)

## Customer Reviews

### ⭐⭐ Description is a bit deceiving
*by M***R on 15 June 2023*

If like me you think this is a pack of 2 cables, theirs not, only 1 cable is delivered. I have no idea what Pack 2 means in the description, but it doesn't mean that there are 2 cables. now I have to wait another week for another one to arrive.

### ⭐⭐⭐⭐⭐ Fit for work
*by W***E on 9 July 2022*

Can use the old ThinkPad power adapter for newer ThinkPads

## 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.hr/products/56507537-square-tip-power-converter-to-dc-7-9mm-charger-adapter](https://www.desertcart.hr/products/56507537-square-tip-power-converter-to-dc-7-9mm-charger-adapter)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-11-03*