---
product_id: 663390567
title: "6.0Ah 18v Battery Replacement for Milwaukee 18v Battery 48-11-1850 48-11-1852 48-11-1850R 48-11-1840 48-11-1828 48-11-1820 Compatible with Milwaukee 18volt Batteries"
brand: "wecachwe"
price: "¥11048"
currency: JPY
in_stock: true
reviews_count: 8
category: "Wecachwe"
url: https://www.desertcart.jp/products/663390567-6-0ah-18v-battery-replacement-for-milwaukee-18v-battery-48
store_origin: JP
region: Japan
---

# 18V Power Output Smart LED Charge Indicator 6.0Ah High Capacity 6.0Ah 18v Battery Replacement for Milwaukee 18v Battery 48-11-1850 48-11-1852 48-11-1850R 48-11-1840 48-11-1828 48-11-1820 Compatible with Milwaukee 18volt Batteries

**Brand:** wecachwe
**Price:** ¥11048
**Availability:** ✅ In Stock

## Summary

> 🔋 Power up your Milwaukee tools with confidence and never get left behind!

## Quick Answers

- **What is this?** 6.0Ah 18v Battery Replacement for Milwaukee 18v Battery 48-11-1850 48-11-1852 48-11-1850R 48-11-1840 48-11-1828 48-11-1820 Compatible with Milwaukee 18volt Batteries by wecachwe
- **How much does it cost?** ¥11048 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/663390567-6-0ah-18v-battery-replacement-for-milwaukee-18v-battery-48)

## Best For

- wecachwe enthusiasts

## Why This Product

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

## Key Features

- • **Advanced Safety Tech:** Upgraded internal chip protects against overcharge, overdischarge, short circuits, and overcurrent for peace of mind.
- • **Rapid Recharge Ready:** Experience fast charging that gets you back to work quicker—because downtime is not an option.
- • **Intelligent LED Monitoring:** Built-in LED indicator keeps you informed of charge status—red while charging, green when ready to go.
- • **Extended Runtime Powerhouse:** Optimized 6.0Ah capacity delivers longer tool usage, so you never miss a beat on the job.
- • **Seamless Milwaukee Compatibility:** Perfectly fits Milwaukee 18V tools and batteries, ensuring hassle-free swaps and peak performance.

## Overview

This 6.0Ah 18V replacement battery is engineered for Milwaukee cordless tools, offering extended runtime, smart LED charge indicators, and advanced safety protections. Compatible with a wide range of Milwaukee battery models, it ensures reliable, high-performance power with rapid recharge capabilities and a 1-year warranty.

## Description

desertcart.com: 6.0Ah 18v Battery Replacement for Milwaukee 18v Battery 48-11-1850 48-11-1852 48-11-1850R 48-11-1840 48-11-1828 48-11-1820 Compatible with Milwaukee 18volt Batteries : Tools & Home Improvement

Review: unbelievably fast - Excellent! Charge in minutes!
Review: Works Great - So far these have performed well. If they last they will be a great value for there price.

## Features

- RPELACEMENT MODEL NUMBER: Replacement for Milwaukee 18v battery, Compatible with Milwaukee 48-11-1811, 48-11-1815, 48-11-1820, 48-11-1822, 48-11-1828 , 48-11-1840, 48-11-1841, 48-11-1850, 48-11-1852, 48-59-181, 48-59-1850
- 100% COMPATIBLE: 18 volt battery compatible with Milwaukee 18v cordless Lithium-Ion system tools 2646-22CT, 2643-21CT, 2641-21CT, 2646-21CT, 2646-20, 2642-21CT, 2641-20, 2729-22, 2629-22, 2729-20, 2729-21, 2629-20, 2706-22, 2705-20, 2705-22, 2704-20, 2787-22, 2702-20, 2701-20, 2656-22CT, 2707-22, 2708-22, 2607-22, 2603-22CT, 2601-21, 2615-20, 2602-22DC, 2606-20, 2604-22CT, 2706-20, 2704-22, 2788-22, 2702-22CT, 2701-22CT, 2707-20, 2708-20, 2607-22CT, 2607-20, 2603-20, 2603-22, 2615-21CT, 2615-21, 2606-22CT, 2604-22, 2604-20
- LONGER RUNNING TIME: The improved replacement for Milwaukee 18V 6.0Ah battery has been optimized in terms of capacity life, reducing the loss rate, which can better extend the use time of the 18v tool and better replace the 18v tool battery
- SMART LED INDICATOR: Built-in LED power indicator to monitor the remaining replacement for Milwaukee 18v batteries power at any time. When charging, the LED indicator is red, and when the battery is fully charged, the LED light turns green
- SAFETY SYSTEM: Battery replacement for Milwaukee 18v 6.0Ah, internal chip has been upgraded and replaced to provide good overcharge, overdischarge, overcurrent protection, short circuit protection and constant voltage circuit for the battery

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D8KGKZZB |
| Amperage | 6 Amps |
| Best Sellers Rank | #73,484 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #748 in Cordless Tool Battery Packs |
| Brand | WECACHWE |
| Connector Type | Milwaukee 18v connector |
| Customer Reviews | 4.4 out of 5 stars 122 Reviews |
| Input Voltage | 18 Volts |
| Manufacturer | DONGGUAN TENWAY POWER CO., LTD |
| Output Voltage | 18 Volts |
| Warranty Description | 1 Year Warranty |

## Product Details

- **Amperage:** 6 Amps
- **Brand:** WECACHWE
- **Connector Type:** Milwaukee 18v connector
- **Input Voltage:** 18 Volts
- **Output Voltage:** 18 Volts

## Images

![6.0Ah 18v Battery Replacement for Milwaukee 18v Battery 48-11-1850 48-11-1852 48-11-1850R 48-11-1840 48-11-1828 48-11-1820 Compatible with Milwaukee 18volt Batteries - Image 1](https://m.media-amazon.com/images/I/61YFiR5nJ4L.jpg)
![6.0Ah 18v Battery Replacement for Milwaukee 18v Battery 48-11-1850 48-11-1852 48-11-1850R 48-11-1840 48-11-1828 48-11-1820 Compatible with Milwaukee 18volt Batteries - Image 2](https://m.media-amazon.com/images/I/715wqqUTIkL.jpg)
![6.0Ah 18v Battery Replacement for Milwaukee 18v Battery 48-11-1850 48-11-1852 48-11-1850R 48-11-1840 48-11-1828 48-11-1820 Compatible with Milwaukee 18volt Batteries - Image 3](https://m.media-amazon.com/images/I/71U1RiRevOL.jpg)
![6.0Ah 18v Battery Replacement for Milwaukee 18v Battery 48-11-1850 48-11-1852 48-11-1850R 48-11-1840 48-11-1828 48-11-1820 Compatible with Milwaukee 18volt Batteries - Image 4](https://m.media-amazon.com/images/I/71eEI8Wat5L.jpg)
![6.0Ah 18v Battery Replacement for Milwaukee 18v Battery 48-11-1850 48-11-1852 48-11-1850R 48-11-1840 48-11-1828 48-11-1820 Compatible with Milwaukee 18volt Batteries - Image 5](https://m.media-amazon.com/images/I/71mjQ3QGUjL.jpg)

## Available Options

This product comes in different **Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ unbelievably fast
*by B***2 on January 17, 2026*

Excellent! Charge in minutes!

### ⭐⭐⭐⭐⭐ Works Great
*by D***L on December 17, 2025*

So far these have performed well. If they last they will be a great value for there price.

### ⭐⭐⭐⭐⭐ Great value!
*by K***Y on January 22, 2026*

Works as expected and was a great price for what we received.

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**Shop now:** [https://www.desertcart.jp/products/663390567-6-0ah-18v-battery-replacement-for-milwaukee-18v-battery-48](https://www.desertcart.jp/products/663390567-6-0ah-18v-battery-replacement-for-milwaukee-18v-battery-48)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-29*