---
product_id: 159637586
title: "Dentsing 00NY639 (11.4V 44Wh) SB10K12721 Laptop Battery Compatible with Lenovo ThinkPad T550 T550s T560 W550 W550s Series Notebook 45N1740 45N1741 45N1742 45N1743"
brand: "dentsing"
price: "€ 4.73"
currency: EUR
in_stock: false
url: https://www.desertcart.gr/products/159637586-dentsing-00ny639-11-4v-44wh-sb10k12721-laptop-battery-compatible-lenovo
store_origin: GR
region: Greece
---

# 11.4V optimized voltage 44Wh high-capacity power 12-month warranty & CE certified Dentsing 00NY639 (11.4V 44Wh) SB10K12721 Laptop Battery Compatible with Lenovo ThinkPad T550 T550s T560 W550 W550s Series Notebook 45N1740 45N1741 45N1742 45N1743

**Brand:** dentsing
**Price:** € 4.73
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Stay powered, stay ahead — never miss a beat with Lenovo-grade energy!

## Quick Answers

- **What is this?** Dentsing 00NY639 (11.4V 44Wh) SB10K12721 Laptop Battery Compatible with Lenovo ThinkPad T550 T550s T560 W550 W550s Series Notebook 45N1740 45N1741 45N1742 45N1743 by dentsing
- **How much does it cost?** € 4.73 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/159637586-dentsing-00ny639-11-4v-44wh-sb10k12721-laptop-battery-compatible-lenovo)

## Best For

- dentsing enthusiasts

## Why This Product

- Trusted dentsing brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Risk-Free Purchase:** Enjoy 30 days refund and 12 months warranty for total peace of mind.
- • **Genuine OEM Assurance:** Authentic Lenovo OEM battery guarantees compatibility and reliability you can trust.
- • **Power Through Your Day:** 44Wh capacity ensures long-lasting productivity without constant recharging.
- • **Plug & Play Convenience:** Easy installation with included instructions, designed specifically for your ThinkPad model.
- • **Precision Voltage Match:** 11.4V voltage perfectly tailored for Lenovo ThinkPad T550/T560 series for seamless performance.

## Overview

The Dentsing 00NY639 is a genuine Lenovo OEM replacement battery with 44Wh capacity and 11.4V voltage, compatible with ThinkPad T550, T550s, T560, W550, and W550s series. It comes CE certified, backed by a 12-month warranty and 30-day refund policy, ensuring safe, stable, and reliable power for your professional workflow.

## Description

Full description not available

## Features

- 👍👍【Lenovo Authentic OEM Parts 】 Battery Type: 00NY639 Rechargeable Battery Voltage: 11.4V Capacity: 44Wh ; Color: Black.
- 😎【Customer Service】Rest assured with 30 days Refund and 12 months Warranty; Note: desertcart return windows will close after one month, don’t worry about it, you can click on seller store on right corner “ask a question” and contact seller directly.
- 🔋【Compatible Battery P/N 】00NY639 SB10K12721 45N1740 45N1741 45N1742 45N1743.
- 🔋【Compatible Laptop Models】 For Lenovo ThinkPad T550 T550s T560 W550 W550s Series laptop.
- ✅【Safe and Stable Quality】 Package includes: 1*battery and 1*Instructions. 12 months' warranty；30 days worry-free after-sales service. CE certified and strictly test to ensure both safety and stability

## Product Details

- **Number of Batteries:** 1 Lithium Ion batteries required. (included)
- **Brand:** Dentsing
- **Battery Cell Composition:** Lithium Ion
- **Recommended Uses For Product:** Laptop
- **Unit Count:** 1 Count

## Images

![Dentsing 00NY639 (11.4V 44Wh) SB10K12721 Laptop Battery Compatible with Lenovo ThinkPad T550 T550s T560 W550 W550s Series Notebook 45N1740 45N1741 45N1742 45N1743 - Image 1](https://m.media-amazon.com/images/I/71GwCaDEnsL.jpg)
![Dentsing 00NY639 (11.4V 44Wh) SB10K12721 Laptop Battery Compatible with Lenovo ThinkPad T550 T550s T560 W550 W550s Series Notebook 45N1740 45N1741 45N1742 45N1743 - Image 2](https://m.media-amazon.com/images/I/713szTApSML.jpg)
![Dentsing 00NY639 (11.4V 44Wh) SB10K12721 Laptop Battery Compatible with Lenovo ThinkPad T550 T550s T560 W550 W550s Series Notebook 45N1740 45N1741 45N1742 45N1743 - Image 3](https://m.media-amazon.com/images/I/71AQ5UffH3L.jpg)
![Dentsing 00NY639 (11.4V 44Wh) SB10K12721 Laptop Battery Compatible with Lenovo ThinkPad T550 T550s T560 W550 W550s Series Notebook 45N1740 45N1741 45N1742 45N1743 - Image 4](https://m.media-amazon.com/images/I/71TsZJwoK2L.jpg)
![Dentsing 00NY639 (11.4V 44Wh) SB10K12721 Laptop Battery Compatible with Lenovo ThinkPad T550 T550s T560 W550 W550s Series Notebook 45N1740 45N1741 45N1742 45N1743 - Image 5](https://m.media-amazon.com/images/I/61S+6ihGR0L.jpg)

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**Shop now:** [https://www.desertcart.gr/products/159637586-dentsing-00ny639-11-4v-44wh-sb10k12721-laptop-battery-compatible-lenovo](https://www.desertcart.gr/products/159637586-dentsing-00ny639-11-4v-44wh-sb10k12721-laptop-battery-compatible-lenovo)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-01-29*