Description
Nitecore i4 Charger
Universal intelligent 4-bay battery charger with smart detection technology. Compatible with Li-ion, IMR, LiFePO4, Ni-MH, and Ni-Cd batteries. Independent charging bays, 1500mA fast charging, Active Current Distribution, and comprehensive safety features for professional battery management
Intelligent Universal Charging
The Nitecore i4 represents the pinnacle of intelligent battery charging technology, delivering professional-grade performance for multiple battery chemistries simultaneously. With four independent microcomputer-controlled charging bays, each slot monitors and charges batteries independently using advanced smart detection algorithms. The upgraded design features Active Current Distribution technology, automatically optimizing power allocation between bays for maximum efficiency. Compatible with over 40 battery types including 18650, AA, AAA, and specialty lithium-ion variants, the i4 eliminates the need for multiple chargers. Enhanced safety features include reverse polarity protection, overcharge prevention, and automatic 20-hour safety cutoff, making it the trusted choice for professionals and enthusiasts worldwide.
- 4 independent microcomputer-controlled bays
- 40+ compatible battery types and sizes
- 1500mA maximum fast charging output
- Advanced safety and protection systems
- Smart detection and auto-optimization
Intelligent Charging Technology
Smart Battery Detection
Automatically identifies Li-ion, IMR, LiFePO4, Ni-MH, and Ni-Cd batteries, applying appropriate charging algorithms including CC, CV, and trickle charge modes for optimal performance.
Active Current Distribution
ACD technology intelligently distributes power between charging bays, prioritizing high-capacity batteries while optimizing overall charging efficiency and reducing total charge time.
Independent Bay Control
Four microcomputer-controlled charging slots operate independently, allowing simultaneous charging of different battery types, sizes, and capacities without cross-interference.
Variable Charging Speeds
Flexible current output from 375mA to 1500mA based on battery capacity and type. Manual current and voltage adjustment via C and V buttons for specialized charging requirements.
Battery Revival Function
Specialized revival function for over-discharged IMR batteries, capable of recovering deeply depleted cells that other chargers cannot revive, extending battery lifespan.
Fire-Retardant Construction
Durable ABS fire-retardant housing with heat dissipation design, certified by RoHS, CE, FCC, and CEC standards for maximum safety and reliability.
Technical Specifications
Professional Certification
i4
CHARGER
Quality Standards:
• RoHS environmental compliance
• CE European conformity
• FCC electromagnetic compatibility
• CEC energy efficiency standards
• Fire-retardant ABS construction
Compatible Battery Types
10440, 26650, 20700
Plus 25+ more sizes
With revival function
Safe chemistry
Long cycle life
Stable performance
1.2V rechargeable
Eco-friendly chemistry
Industrial applications
High discharge rate
C and D cells
Household devices
Universal compatibility with 40+ battery types! Smart detection automatically identifies battery chemistry and applies optimal charging parameters for maximum safety and performance.
Advanced Safety Systems
The Nitecore i4 incorporates multiple layers of protection to ensure safe operation under all conditions. Microcomputer monitoring tracks charging duration, current, voltage, and temperature for each bay independently. Fire-retardant ABS construction meets international safety standards while dissipating heat effectively. Advanced protection circuits prevent damage from user errors and battery malfunctions, making the i4 suitable for professional and consumer applications.
- Reverse polarity protection
- Overcharge prevention system
- Short circuit protection
- 20-hour safety timeout
- Fire-retardant housing
- Non-rechargeable battery detection
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