Mellif 20V 4.0Ah Battery & Fast Charger Kit for DeWalt 20V MAX – Smart Charging, Extreme Weather

Powerful, ready for tough jobs

When you need reliable power on a demanding jobsite, the Mellif 20V 4.0Ah Battery & Fast Charger Kit delivers consistent performance across tools and tasks. Built to handle long days and varied workloads, this kit pairs a robust 20V 4.0Ah cell with a smart charger that adapts as you work. Expect steady torque, smoother starts, and fewer interruptions as you move through framing, drilling, or cutting tasks.

What this kit can do for you

The core is a high discharge 10C/40A battery designed to provide strong, steady power with no memory effect or self-discharge. Real-world use translates into reliable tool performance in mid to high-load scenarios, helping you maintain momentum on demanding projects without frequent recharges.

• 10C/40A high discharge supports demanding tools
• No memory effect or self-discharge helps sustain performance
• Consistent power output across long sessions

On cold or damp job sites, you can rely on the extreme weather and shock resistant build. The battery is engineered to perform in cold conditions down to minus 4 F and to withstand drops and rough handling common on busy work sites.

• Cold resistant down to 4 F below zero
• Shock resistant construction for durability

The 4.0A fast charger minimizes downtime by delivering a full recharge in about an hour for Mellif and DeWalt 20V MAX Li-Ion packs. The smart charging system uses a trickle-to-fast-to-trickle cycle to protect battery life and maintain performance over time.

• 60 minute full charge for Mellif and DeWalt 20V MAX batteries
• Intelligent cycle that protects battery health

Compatibility covers Mellif 20V and DeWalt 20V MAX ecosystems, so you can rely on a versatile charging solution for mixed tool sets. The kit includes a robust BMS to prevent overcharge, over-discharge, overheating, and short circuits, plus dual insulation and efficient heat dissipation to support safe operation. A 5-year warranty offers long-term peace of mind while you focus on the task at hand.

Designed for durability, built for the job

In real-world use, this kit can help reduce downtime, simplify tool setup, and extend the life of your batteries with smart protection features. The combination of weather resilience, rugged construction, and thermal management is aimed at supporting steady progress through a variety of jobsite conditions without overpromising results.