Efest IMR 14500 – High-Drain 3.7V Cell
Compact High-Drain Performance in 14500 Format
The Efest IMR 14500 is a powerful rechargeable lithium-manganese (IMR) battery designed for demanding applications that require stable output and high discharge capability.
With a constant discharge current of 6.5A and a pulse discharge current of 9.75A, this cell is ideal for devices that need reliable power delivery under load.
Performance Specifications
- Battery Type: IMR (Lithium-Manganese)
- Size: 14500 (AA-size format)
- Nominal Voltage: 3.7V
- Continuous Discharge Current: 6.5A
- Pulse Discharge Current: 9.75A
- Charge Current: 0.5A
- Positive Terminal: Flat Top
- Rechargeable: Yes
The IMR chemistry provides enhanced thermal stability and high current capability compared to standard Li-ion cells, making it ideal for high-drain devices.
Key Features
- High continuous discharge capability (6.5A)
- Strong pulse performance (9.75A)
- Stable voltage under load
- Reduced heat generation
- Flat top design for device compatibility
Suitable For
- High-performance flashlights
- Specialized electronic devices
- DIY battery packs (with proper protection)
- Applications requiring reliable high-current output
IMPORTANT – UNPROTECTED CELL
This battery is typically supplied as an unprotected cell. It must be used only in devices or battery packs equipped with appropriate protection circuitry such as a PCB (Protection Circuit Board) or BMS (Battery Management System).
Not suitable for standalone consumer use without proper battery management and safety measures.
A compact AA-sized power cell built for performance-focused applications.
If you want, I can also create a visual comparison chart showing this 14500 flat-top cell against standard AA batteries and other Efest IMR size
Shenzhen Fest Technology Co.,ltd
Minfu Road, Minzhi
Longhua new district
Shenzhen
Email: help@efestpower.com
Batt Energy e.K.
Lohenstr. 14
82166 Gräfelfing
E-Mail: info@batt-energy.de
