---
product_id: 48924239
title: "M18B4 4.0Ah Lithium-Ion Battery - Red"
brand: "milwaukee"
price: "SAR 351"
currency: SAR
in_stock: true
category: "Milwaukee"
url: https://www.desertcart.com.sa/products/48924239-m18b4-4-0ah-lithium-ion-battery-red
store_origin: SA
region: Saudi Arabia
---

# Individual cell monitoring 4.0Ah high-capacity power Operates down to -18°C M18B4 4.0Ah Lithium-Ion Battery - Red

**Brand:** milwaukee
**Price:** SAR 351
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your hustle, no matter the weather!

## Quick Answers

- **What is this?** M18B4 4.0Ah Lithium-Ion Battery - Red by milwaukee
- **How much does it cost?** SAR 351 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.sa](https://www.desertcart.com.sa/products/48924239-m18b4-4-0ah-lithium-ion-battery-red)

## Best For

- milwaukee enthusiasts

## Why This Product

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

## Key Features

- • **Smart cell management:** Individual cell monitoring optimizes performance and extends battery life.
- • **Durability meets safety:** Overload protection and temperature management system ensure long-term reliability and safe operation.
- • **Power that lasts all day:** 4.0Ah capacity delivers extended runtime for uninterrupted productivity.
- • **Built for extreme conditions:** Operates efficiently even in freezing temperatures down to -18°C, so your tools never quit.
- • **Stay in control with fuel gauge:** Integrated fuel gauge shows remaining charge at a glance—never get caught off guard.

## Overview

The Milwaukee M18B4 4.0Ah Lithium-Ion Battery offers robust 18V power with smart cell monitoring and a fuel gauge for real-time charge status. Engineered to perform in temperatures as low as -18°C, it features overload protection and temperature management to maximize tool runtime and battery longevity, making it the go-to choice for professionals demanding reliability and endurance on the job.

## Description

Product Description B00CFNIM00 Box Contains 1 x 4.0Ah Red Lithium-Ion Battery

## Features

- Fuel gauge displays remaining charge
- Operates down to -18°C
- Individual cell monitoring to optimise tool run time and ensure long term pack durability
- Overload Protection
- Temperature Management System

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00CFNIM00 |
| Amperage | 4 Amps |
| Antenna Location | Power Tool |
| Battery Capacity | 4 |
| Battery Cell Type | Lithium Ion |
| Battery Weight | 50 Grams |
| Best Sellers Rank | 31,844 in DIY & Tools ( See Top 100 in DIY & Tools ) 126 in Cordless Tool Battery Packs |
| Brand Name | Milwaukee |
| Compatible Phone Models | all |
| Customer Reviews | 4.7 4.7 out of 5 stars (363) |
| Included Components | 1 |
| Item Dimensions | 17.3 x 8.3 x 15.5 centimetres |
| Item Type Name | 4.0Ah Battery |
| Item Weight | 381 Grams |
| Manufacturer | Milwaukee |
| Model Name | M18B4 |
| Model Number | M18B4 |
| Number of Batteries | 1 Lithium Ion batteries required. |
| Product Warranty | No warrenty. |
| Reusability | Rechargeable |
| Unit Count | 1.0 count |
| Voltage | 18 |

## Product Details

- **Battery capacity:** 4
- **Battery cell composition:** Lithium Ion
- **Brand:** Milwaukee
- **Number of batteries:** 1 Lithium Ion batteries required.
- **Recommended uses for product:** Power Tool

## Images

![M18B4 4.0Ah Lithium-Ion Battery - Red - Image 1](https://m.media-amazon.com/images/I/51KdipsYbkL.jpg)

## Available Options

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

## Questions & Answers

**Q: is the charger for 3.0ah battery o.k to use with 4.oah battery**
A: Yes you can! You can charge all kind of m18 batteries on the same charger. Same for M12, M14 and M28. As long as it fit in the charger ;)

**Q: Does the led power indicator work or is it fake?**
A: From what I can tell the legitimate Milwaukee 
Batteries.
I tend not to take a lot of notice of the indicator..your no when it’s running low when I use and when you need to charge it.

**Q: Will this battery fit m18bpo-o drill?**
A: Yes it fits all milwaukee 18 volt drills

**Q: How long does this battery take to charge?**
A: Have not timed the charging period. My experience is that all Milwaukee batteries charge quickly and turn-around is fast. Milwaukee is top bracket.

## Frequently Bought Together

- Milwaukee M18B4 4.0Ah Lithium-Ion Battery - Red
- Milwaukee M12-18C M12-M18C Multi Fast Charger, 230 - 240 V, One Size, 50/60 Hz, 90 W
- Milwaukee HD18AG0 M18 Angle Grinder, Bare Unit

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**Shop now:** [https://www.desertcart.com.sa/products/48924239-m18b4-4-0ah-lithium-ion-battery-red](https://www.desertcart.com.sa/products/48924239-m18b4-4-0ah-lithium-ion-battery-red)

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*Product available on Desertcart Saudi Arabia*
*Store origin: SA*
*Last updated: 2026-08-25*