---
product_id: 327453280
title: "2Packs DCB121 12V 4000mAh Lithium Battery Replacement for Dewalt 12V DCB120 DCB123 DCB122 DCB127 DCB124 DCB121 Cordless Power Tools（NOT fit for Dewalt 20V tools)"
brand: "labtec"
price: "$68.08"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/327453280-2packs-dcb121-12v-4000mah-lithium-battery-replacement-for-dewalt-12v
store_origin: US
region: United States of America
---

# 4000mAh high capacity 12V Li-ion power Built-in multi-protection 2Packs DCB121 12V 4000mAh Lithium Battery Replacement for Dewalt 12V DCB120 DCB123 DCB122 DCB127 DCB124 DCB121 Cordless Power Tools（NOT fit for Dewalt 20V tools)

**Brand:** labtec
**Price:** $68.08
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your projects with confidence—never get caught powerless again!

## Quick Answers

- **What is this?** 2Packs DCB121 12V 4000mAh Lithium Battery Replacement for Dewalt 12V DCB120 DCB123 DCB122 DCB127 DCB124 DCB121 Cordless Power Tools（NOT fit for Dewalt 20V tools) by labtec
- **How much does it cost?** $68.08 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/327453280-2packs-dcb121-12v-4000mah-lithium-battery-replacement-for-dewalt-12v)

## Best For

- labtec enthusiasts

## Why This Product

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

## Key Features

- • **Hassle-Free Support:** Enjoy peace of mind with a 1-year warranty and responsive 24-hour customer service ready to assist you anytime.
- • **Power Up Your Tools:** 12V lithium-ion battery delivering consistent 4000mAh capacity for longer runtime and peak performance.
- • **Safety First, Always:** Advanced built-in protections guard against overcharge, overdischarge, overcurrent, and short circuits for worry-free use.
- • **Certified Reliability:** CE & RoHS certified and rigorously tested to exceed OEM standards—engineered for professionals who demand the best.
- • **Seamless Compatibility:** Perfectly replaces Dewalt DCB120, DCB121, DCB127 batteries and works with DCB100, DCB101, DCB119 chargers—no guesswork needed.

## Overview

This 2-pack of 12V 4000mAh lithium-ion replacement batteries is designed specifically for Dewalt cordless power tools (models DCB120, DCB121, DCB127). Featuring high-quality cells with built-in multi-layer protection and certified to exceed OEM standards, these batteries ensure extended runtime, safety, and reliable performance. Compatible with Dewalt chargers DCB100, DCB101, and DCB119, they come backed by a 1-year warranty and dedicated customer support.

## Description

Replace Part Number: DCB120 DCB121 DCB127 Compatible Charger Model: DCB100, DCB101, DCB119

## Features

- [Product Details]12v replacement for Dewalt Battery type: Li-ion, Voltage: 12V, Capacity:4Ah /4000 mAh.
- [Applicable Models]Replace Part Number: DCB120 DCB121 DCB127. Compatible Charger Model: DCB100, DCB101, DCB119.
- [Battery Protections]12v replacement for dewalt battery Made with high quality battery cells,Built-in protection against overcharge, overdischarge, overcurrent provides short circuit protection and constant voltage circuit.
- [Professional Testing]CE & RoHS certification,Tested by manufacturer to match and exceed OEM products specifications.
- [Professional After-Sale Service]One year & 24-hour friendly customer service ,Conditional refund or replacement for a new battery if there is any quality problem.Any problem with using the battery, please feel free to contact us.

## Product Details

- **Number of Batteries:** 2 Lithium Ion batteries required. (included)
- **Brand:** Labtec
- **Battery Cell Composition:** Lithium Ion
- **Battery Capacity:** 4000 Milliamp Hours
- **Recommended Uses For Product:** Power Tool

## Images

![2Packs DCB121 12V 4000mAh Lithium Battery Replacement for Dewalt 12V DCB120 DCB123 DCB122 DCB127 DCB124 DCB121 Cordless Power Tools（NOT fit for Dewalt 20V tools) - Image 1](https://m.media-amazon.com/images/I/61ZvkbRTj2L.jpg)

## Frequently Bought Together

- Labtec 2Packs DCB121 12V 4000mAh Lithium Battery Replacement for Dewalt 12V DCB120 DCB123 DCB122 DCB127 DCB124 DCB121 Cordless Power Tools
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**Shop now:** [https://www.desertcart.us/products/327453280-2packs-dcb121-12v-4000mah-lithium-battery-replacement-for-dewalt-12v](https://www.desertcart.us/products/327453280-2packs-dcb121-12v-4000mah-lithium-battery-replacement-for-dewalt-12v)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-17*