---
product_id: 765310093
title: "2Pack Upgraded 12.0Ah Replacement for Milwaukee M18 Battery High Output Compatible with Milwaukee 18V Battery 48-11-1820 48-11-1850 48-11-1828 48-11-1860 48-11-1880 and 18 Volt Cordless Tools"
brand: "junwood"
price: "R19"
currency: ZAR
in_stock: false
url: https://www.desertcart.co.za/products/765310093-2pack-upgraded-12-0ah-replacement-for-milwaukee-m18-battery-high
store_origin: ZA
region: South Africa
---

# 12Ah High Capacity 18V Voltage Power Multi-layer Safety Protection 2Pack Upgraded 12.0Ah Replacement for Milwaukee M18 Battery High Output Compatible with Milwaukee 18V Battery 48-11-1820 48-11-1850 48-11-1828 48-11-1860 48-11-1880 and 18 Volt Cordless Tools

**Brand:** junwood
**Price:** R19
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Power Up Your Productivity, Leave Downtime Behind!

## Quick Answers

- **What is this?** 2Pack Upgraded 12.0Ah Replacement for Milwaukee M18 Battery High Output Compatible with Milwaukee 18V Battery 48-11-1820 48-11-1850 48-11-1828 48-11-1860 48-11-1880 and 18 Volt Cordless Tools by junwood
- **How much does it cost?** R19 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/765310093-2pack-upgraded-12-0ah-replacement-for-milwaukee-m18-battery-high)

## Best For

- junwood enthusiasts

## Why This Product

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

## Key Features

- • **Run 5X Longer:** 12,000mAh capacity boosts your tool runtime by 5 times compared to standard batteries—work smarter, not harder.
- • **Built-In Safety Shield:** Advanced protection against overcharge, over-discharge, over-current, and short circuits keeps you and your tools safe.
- • **Universal Compatibility:** Fits a wide range of Milwaukee M18 batteries and cordless tools—one upgrade to rule them all.
- • **Confidence in Every Charge:** Backed by a 12-month replacement warranty and responsive 24-hour customer support for worry-free power.
- • **Power Through Your Projects:** 18V voltage ensures seamless compatibility with Milwaukee M18 tools for uninterrupted workflow.

## Overview

This 2-pack of upgraded 18V 12.0Ah lithium-ion batteries delivers 216Wh of high-output power, compatible with a broad range of Milwaukee M18 cordless tools and batteries. Engineered with premium cells and multi-layer safety features, it extends runtime by 5X over standard batteries while ensuring reliable, safe operation. Perfect for professionals demanding longer work sessions and dependable performance, backed by a 1-year warranty and dedicated customer support.

## Description

Specifications: Voltage: 18V Capacity: 12Ah Battery Type: Lithium-ion Battery Power:126Wh Replacement for Lithium Battery: 48-11-1852, 48-11-1850, 48-11-1840, 48-11-1890, 48-11-1828, 48-11-1820, 48-11-1811, 48-11-1815, 48-11-1822, 48-11-1835, 48-11-1862, 48-11-1865, 48-11-1880, 48-11-1841, 48-59-181, 48-59-1850, 4932352071, 4932430063, C18B, Li18 Compatible with 18V Cordlesss Power 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 Compatible with 18V Lithium Battery Charger: 48-59-1812, 48-59-1808, 48-59-1806, 48-59-1807, 48-59-1810

## Features

- 🔋【Battery Features 】Battery Voltage: 18V | Battery Capacity: 12Ah | Wattage: 216Wh | Battery Type: Rechargeable Lithium-ion | Made with high quality Li-ion cells. Compatible with Milwaukee 18 Volt battery and cordless tools
- 🔋【Widely Compatible】Replacement for Milwaukee 18V Battery 48-11-1820,48-11-1811, 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, 48-11-1866,48-11-1865, 48-11-1880 and Compatible with Milwaukee all m18 battery and Cordless Power Tools
- 🔋【Upgrade High Capacity】The High-capacity 12000mAh battery for Milwaukee m18 increases your power tool's runtime by 5X. and our battery power is increased by 50% compared to other lithium battery technologies. LED indicator allows you to check the state of battery and allows user to monitor battery using
- 🔋【 Safety and Reliable】Be multi-certified, tested and validated by the manufacturer to match the specifications of OEM products. Built-in High-quality Cells which can protect against overcharge, over-discharge, over-current, over-voltage, and short circuit
- 🔋【 Friendly After Sale】We supports 12 months replacement time & one year warranty, we will answer your question in 24 hours. Please feel free to contact us if you have any concern about this item

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DK6S5T53 |
| Best Sellers Rank | #883,641 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #12,793 in Power Tool Replacement Parts |
| Customer Reviews | 2.2 2.2 out of 5 stars (5) |
| Date First Available | September 3, 2025 |
| Item Weight | 4.13 pounds |
| Item model number | RH18-2 |
| Manufacturer | JUNWOOD |
| Product Dimensions | 7.36 x 5.7 x 2.5 inches |

## Product Details

- **Brand:** JUNWOOD
- **Battery cell composition:** Lithium Ion
- **Battery capacity:** 11.99 Amp Hours
- **Recommended uses for product:** Compatible with Milwaukee all Cordless Power Tools, Power Tool
- **Unit count:** 2.0 Count

## Images

![2Pack Upgraded 12.0Ah Replacement for Milwaukee M18 Battery High Output Compatible with Milwaukee 18V Battery 48-11-1820 48-11-1850 48-11-1828 48-11-1860 48-11-1880 and 18 Volt Cordless Tools - Image 1](https://m.media-amazon.com/images/I/71pDJuPnh8L.jpg)
![2Pack Upgraded 12.0Ah Replacement for Milwaukee M18 Battery High Output Compatible with Milwaukee 18V Battery 48-11-1820 48-11-1850 48-11-1828 48-11-1860 48-11-1880 and 18 Volt Cordless Tools - Image 2](https://m.media-amazon.com/images/I/71OUCDAHsoL.jpg)
![2Pack Upgraded 12.0Ah Replacement for Milwaukee M18 Battery High Output Compatible with Milwaukee 18V Battery 48-11-1820 48-11-1850 48-11-1828 48-11-1860 48-11-1880 and 18 Volt Cordless Tools - Image 3](https://m.media-amazon.com/images/I/71gll+iprVL.jpg)
![2Pack Upgraded 12.0Ah Replacement for Milwaukee M18 Battery High Output Compatible with Milwaukee 18V Battery 48-11-1820 48-11-1850 48-11-1828 48-11-1860 48-11-1880 and 18 Volt Cordless Tools - Image 4](https://m.media-amazon.com/images/I/71X7lT1kZIL.jpg)
![2Pack Upgraded 12.0Ah Replacement for Milwaukee M18 Battery High Output Compatible with Milwaukee 18V Battery 48-11-1820 48-11-1850 48-11-1828 48-11-1860 48-11-1880 and 18 Volt Cordless Tools - Image 5](https://m.media-amazon.com/images/I/71C89TidcfL.jpg)

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**Shop now:** [https://www.desertcart.co.za/products/765310093-2pack-upgraded-12-0ah-replacement-for-milwaukee-m18-battery-high](https://www.desertcart.co.za/products/765310093-2pack-upgraded-12-0ah-replacement-for-milwaukee-m18-battery-high)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-02-26*