---
product_id: 651749479
title: "Mellif 20V 4.0 Battery & Fast Charger Kit, Compatible with DeWalt Power Tools, 10C / 40Amps, Replacement Li-Ion Battery with Smart Charging, Extreme Weather & Shock Resistant (Black)"
brand: "mellif"
price: "5970 som"
currency: KGS
in_stock: false
reviews_count: 8
url: https://www.desertcart.kg/products/651749479-mellif-20v-4-0-battery-and-fast-charger-kit-compatible
store_origin: KG
region: Kyrgyzstan
---

# 20V 4.0Ah High-Performance Power Fast 60-Minute Full Charge Cold-Resistant to -4°F (-20°C) Mellif 20V 4.0 Battery & Fast Charger Kit, Compatible with DeWalt Power Tools, 10C / 40Amps, Replacement Li-Ion Battery with Smart Charging, Extreme Weather & Shock Resistant (Black)

**Brand:** mellif
**Price:** 5970 som
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Power Up Fast, Work Harder, Last Longer!

## Quick Answers

- **What is this?** Mellif 20V 4.0 Battery & Fast Charger Kit, Compatible with DeWalt Power Tools, 10C / 40Amps, Replacement Li-Ion Battery with Smart Charging, Extreme Weather & Shock Resistant (Black) by mellif
- **How much does it cost?** 5970 som with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/651749479-mellif-20v-4-0-battery-and-fast-charger-kit-compatible)

## 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

- • **Smart Charging Tech:** Intelligent trickle-to-fast-to-trickle cycle maximizes battery lifespan and safety.
- • **Unstoppable Power Boost:** Delivers a robust 10C/40A discharge rate for peak tool performance without power dips.
- • **Peace of Mind Guaranteed:** Advanced battery management system plus a 5-year warranty for long-term reliability.
- • **Rapid Recharge, Zero Downtime:** Fast charger powers your battery fully in under 60 minutes, keeping your workflow seamless.
- • **Built for the Harshest Conditions:** Shock and extreme cold resistant down to -4°F, ensuring your tools never quit on the job.

## Overview

The Mellif 20V 4.0 Battery & Fast Charger Kit offers a high-capacity 4.0Ah lithium-ion battery with a powerful 10C/40A discharge rate, engineered to withstand extreme cold and shocks. Its smart charging system fully recharges compatible Mellif and DeWalt 20V MAX batteries in 60 minutes or less, while advanced safety features and a 5-year warranty ensure durability and peace of mind on every jobsite.

## Description

Full description not available

## Features

- High-Performance 20V 4.0Ah Battery – Provides 10C/40A high discharge rate with no memory effect or self-discharge, ensuring strong and consistent power for maximum productivity
- Extreme Weather & Shock Resistant – Cold-resistant down to -4°F (-20°C) and shock-resistant design deliver reliable performance and durability even in harsh jobsite conditions
- 4.0A Fast Charger – Fully charges Mellif 20V and DeWalt 20V MAX lithium-ion batteries in 60 minutes or less, reducing downtime and keeping your tools running
- Smart Charging & Compatibility – Intelligent charging system with trickle-to-fast-to-trickle cycle protects battery life. Compatible with all Mellif 20V and DeWalt 20V MAX batteries and tools
- Comprehensive Protection & Warranty – Advanced BMS prevents overcharge, over-discharge, overheating, and short circuits. Backed by dual insulation, heat dissipation, and a 5-year warranty for long-lasting peace of mind

## 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
- **Color:** Black
- **Item Weight:** 1.42 Kilograms
- **Output Voltage:** 20 Volts
- **Input Voltage:** 20 Volts

## Images

![Mellif 20V 4.0 Battery & Fast Charger Kit, Compatible with DeWalt Power Tools, 10C / 40Amps, Replacement Li-Ion Battery with Smart Charging, Extreme Weather & Shock Resistant (Black) - Image 1](https://m.media-amazon.com/images/I/61yoK7tZdoL.jpg)
![Mellif 20V 4.0 Battery & Fast Charger Kit, Compatible with DeWalt Power Tools, 10C / 40Amps, Replacement Li-Ion Battery with Smart Charging, Extreme Weather & Shock Resistant (Black) - Image 2](https://m.media-amazon.com/images/I/714QQX3S2sL.jpg)
![Mellif 20V 4.0 Battery & Fast Charger Kit, Compatible with DeWalt Power Tools, 10C / 40Amps, Replacement Li-Ion Battery with Smart Charging, Extreme Weather & Shock Resistant (Black) - Image 3](https://m.media-amazon.com/images/I/71ExGKG7RpL.jpg)
![Mellif 20V 4.0 Battery & Fast Charger Kit, Compatible with DeWalt Power Tools, 10C / 40Amps, Replacement Li-Ion Battery with Smart Charging, Extreme Weather & Shock Resistant (Black) - Image 4](https://m.media-amazon.com/images/I/61NFa044gDL.jpg)
![Mellif 20V 4.0 Battery & Fast Charger Kit, Compatible with DeWalt Power Tools, 10C / 40Amps, Replacement Li-Ion Battery with Smart Charging, Extreme Weather & Shock Resistant (Black) - Image 5](https://m.media-amazon.com/images/I/71ATfr7K96L.jpg)

## Available Options

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

## 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.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great
*by L***K on May 21, 2025*

Works all day on one charge

### ⭐⭐⭐⭐⭐ Well . Made. works as expected
*by H***E on May 8, 2025*

Came on, three-quarter charged up, charge is fairly fast

### ⭐⭐⭐⭐⭐ Buy the product it is a great choice
*by S***  on April 25, 2025*

Match with tile vibrater

## 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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**Shop now:** [https://www.desertcart.kg/products/651749479-mellif-20v-4-0-battery-and-fast-charger-kit-compatible](https://www.desertcart.kg/products/651749479-mellif-20v-4-0-battery-and-fast-charger-kit-compatible)

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*Product available on Desertcart Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-03-02*