---
product_id: 654875868
title: "Mellif 20V Li-ion Battery Pack & Charger for Dewalt & Mellif Tools, 4.0Ah Battery & 4.0A Fast-Charger Combo, 10C/40Amps"
brand: "mellif"
price: "฿2488"
currency: THB
in_stock: false
url: https://www.desertcart.co.th/products/654875868-mellif-20v-li-ion-battery-pack-and-charger-for-dewalt
store_origin: TH
region: Thailand
---

# 10C/40A high discharge power 4-LED fuel gauge for real-time status 4.0A fast charge in ≤60 min Mellif 20V Li-ion Battery Pack & Charger for Dewalt & Mellif Tools, 4.0Ah Battery & 4.0A Fast-Charger Combo, 10C/40Amps

**Brand:** mellif
**Price:** ฿2488
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Power up your workflow with speed and safety—because your tools deserve the best!

## Quick Answers

- **What is this?** Mellif 20V Li-ion Battery Pack & Charger for Dewalt & Mellif Tools, 4.0Ah Battery & 4.0A Fast-Charger Combo, 10C/40Amps by mellif
- **How much does it cost?** ฿2488 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/654875868-mellif-20v-li-ion-battery-pack-and-charger-for-dewalt)

## Best For

- mellif enthusiasts

## Why This Product

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

## Key Features

- • **Built to Protect & Last:** Dual insulation, heat dissipation, and multi-layer safety features guard against overcharge, overload, and short circuits, extending battery lifespan.
- • **Charge Fast, Work Faster:** Advanced 4.0A quick charger powers your battery to full in under an hour—because downtime is not an option.
- • **Stay Informed, Stay Ahead:** Integrated 4-LED fuel gauge and charger indicators keep you in control with real-time charge status—never get caught off guard.
- • **Power Through Your Projects:** High-performance 20V 4.0Ah battery delivers a robust 10C/40 Amps discharge rate for uninterrupted productivity.
- • **Seamless Tool Compatibility:** Works flawlessly with all Dewalt 20V Max and Mellif 20V tools, from drills to oscillating multi-tools—one battery to rule them all.

## Overview

The Mellif 20V Li-ion Battery Pack & Charger combo offers a high-capacity 4.0Ah battery with a powerful 10C/40A discharge rate and a rapid 4.0A charger that fully charges in 60 minutes or less. Compatible with Dewalt 20V Max and Mellif 20V tools, it features advanced safety protections and an integrated fuel gauge for real-time battery monitoring, ensuring maximum productivity and extended battery life.

## Description

The Mellif 20V Lithium-Ion Battery Pack and Charger Combo includes a high-performance 4.0Ah battery and a 4.0A fast charger. Designed to deliver a powerful 10C/40 amp discharge rate, the battery ensures efficient performance without memory effect or self-discharge. The advanced charger fully charges the battery in just 60 minutes and features indicators to show the charging status. This combo is compatible with all Mellif 20V tools. The kit includes full protection with features such as double insulation, heat dissipation, and safety against overcharging, overcharging and short circuiting. Plus, the smart charging approach starts with a trickle charge and switches to a quick charge before returning to trickle charging to extend battery life. With a 5-year warranty, this battery and charger combo offers durability and peace of mind.

## Features

- High-Performance 20V 4.0Ah Battery: Delivers a powerful 10C/40 Amps discharge rate with no memory effect or self-discharge. Designed for maximum productivity and extended battery life
- 4.0A Quick Charger: Advanced 4A fast-charger fully charges Mellif 20V lithium-ion batteries in 60 minutes or less. Note: Compatible only with Mellif 20V batteries, not with other brands
- Versatile Compatibility: Mellif 20V battery works with all Dewalt 20V Max and Mellif 20V tools, including drills, jigsaws, oscillating multi-tools, tiller, glue gun, transfer pump and more
- Comprehensive Protection: The battery & charger kit features dual insulation, heat dissipation, and protection against overcharge, overload, overheat, over-voltage, and short circuits. Includes low-voltage cutoff below 14.4V to extend battery life
- Integrated Fuel Gauge: Battery has a 4-LED state-of-charge indicator, and the charger features 2 indicators showing charging status or full charge.Smart Charging Approach: Starts with trickle charge, switches to fast charging, then ************************************************************* to trickle charge to prevent overcharging and extend battery life.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Dimensions D x W x H | 7.09"D x 4.53"W x 5.7"H |
| Color | Gray |
| Energy Specifications Met | CE |
| Battery Charge Time | 60 minutes |
| Input Voltage | 120 Volts |
| Output Voltage | 20 Volts |

## Product Details

- **Brand:** Mellif
- **Colour:** Grey
- **Product dimensions:** 18D x 11.5W x 14.5H centimetres
- **Item weight:** 1.42 Kilograms
- **Output voltage:** 2E+1 Volts

## Images

![Mellif 20V Li-ion Battery Pack & Charger for Dewalt & Mellif Tools, 4.0Ah Battery & 4.0A Fast-Charger Combo, 10C/40Amps - Image 1](https://m.media-amazon.com/images/I/61yoK7tZdoL.jpg)
![Mellif 20V Li-ion Battery Pack & Charger for Dewalt & Mellif Tools, 4.0Ah Battery & 4.0A Fast-Charger Combo, 10C/40Amps - Image 2](https://m.media-amazon.com/images/I/714QQX3S2sL.jpg)
![Mellif 20V Li-ion Battery Pack & Charger for Dewalt & Mellif Tools, 4.0Ah Battery & 4.0A Fast-Charger Combo, 10C/40Amps - Image 3](https://m.media-amazon.com/images/I/71ExGKG7RpL.jpg)
![Mellif 20V Li-ion Battery Pack & Charger for Dewalt & Mellif Tools, 4.0Ah Battery & 4.0A Fast-Charger Combo, 10C/40Amps - Image 4](https://m.media-amazon.com/images/I/61NFa044gDL.jpg)
![Mellif 20V Li-ion Battery Pack & Charger for Dewalt & Mellif Tools, 4.0Ah Battery & 4.0A Fast-Charger Combo, 10C/40Amps - Image 5](https://m.media-amazon.com/images/I/71ATfr7K96L.jpg)

## Questions & Answers

**Q: Is this Mellif 20V battery compatible with DeWalt 20V MAX tools?**
A: Yes. The Mellif 20V 4.0Ah lithium-ion battery is fully compatible with DeWalt 20V MAX tools. It delivers the same stable power output and perfect fit as the original DeWalt batteries.

**Q: How long does it take to fully charge the Mellif 20V 4.0Ah battery?**
A: The included 4.0A fast charger can fully charge the battery in 60 minutes or less. Its smart charging technology automatically switches between trickle, fast, and maintenance modes to reduce heat and extend battery lifespan.

**Q: What makes this battery different from other DeWalt replacement batteries?**
A: The Mellif battery offers a 10C / 40A high discharge rate, ensuring consistent and powerful output for demanding tools. It’s also cold-resistant down to -4°F (-20°C) and shockproof, ideal for use in extreme weather or rugged jobsite conditions.

**Q: Does this battery have built-in protection features?**
A: Yes. It features an advanced Battery Management System (BMS) that safeguards against overcharging, over-discharging, overheating, and short circuits. Dual insulation and efficient heat dissipation ensure long-lasting safety and performance.

**Q: How long does the Mellif 20V 4.0Ah battery last on a single charge?**
A: The 4.0Ah high-capacity design provides up to 30–40% longer runtime compared to standard 2.0Ah batteries. Actual performance may vary depending on the tool type and workload, but it consistently maintains strong output during heavy use.

## Frequently Bought Together

- Mellif 20V Li-ion Battery Pack & Charger Compatible with Dewalt 20V Cordless Power Tools, Mellif Tools, 4.0Ah Battery & 4.0A Fast-Charger Combo, 10C/40Amps, Starter Kit
- Cordless Tiller Cultivator Compatible with Dewalt 20V Battery(Tool Only), Electric Garden Tiller w/270 RPM, 48 Steel Tines, 8.7" Tilling Width, 6.3" Depth, Portable Rotary Tiller
- Mellif Brushless Snow Shovel with 4.0Ah Battery & Charger Kit, 12in. Clear Width, 6in. Clear Depth, 17ft. Throw Distance, Heavy-Duty, Cordless (Yellow & Blue)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-03-09*