Nitecore D4 Charger

What is Nitecore D4 Charger?

The Nitecore D4 is a high-capacity smart charger designed for cylindrical rechargeable batteries. With four independent microcomputer-controlled channels, it monitors and charges up to four batteries at once, supporting Li-ion (18650, 26650, etc.) and Ni-MH/Ni-Cd (AA, AAA) chemistries. Its LCD display shows real-time charging data, and built-in safety features prevent overcharging, overheating, and reverse polarity.

Key features

• 4 independent channels — Charge up to 4 batteries simultaneously with individual monitoring.
• Smart battery detection — Automatically identifies battery type and selects optimal charging mode.
• Comprehensive safety — Overcharge, overheating, and reverse polarity protection for all batteries.
• Wide compatibility — Works with Li-ion (26650, 18650, 14500) and Ni-MH/Ni-Cd (AA, AAA) batteries.
• Real-time display — LCD panel shows voltage, current, and charging progress for each battery.
• Efficient output — 375mA x4 or 750mA x2 output for fast, controlled charging.

Who is Nitecore D4 Charger for?

This charger suits outdoor adventurers, photographers, and professionals needing reliable power solutions. Its ability to handle multiple battery types makes it ideal for users with diverse equipment, from flashlights to cameras. The safety features also appeal to those prioritizing battery longevity and performance.

How does Nitecore D4 Charger compare?

The D4 outperforms single-battery chargers and basic multi-bay models with its independent channel monitoring and advanced safety. While less portable than compact chargers, its capacity to handle 4 batteries simultaneously justifies its larger size for users with high-volume battery needs.