Other Products ｜Efest 18650 4000mAh 10A Battery

Key Features

High-capacity 4000mAh lithium-ion cell
Stable 10A continuous discharge output
Consistent voltage delivery across discharge range
Standard 18650 flat top form factor
Designed for long cycle life and reliability

Overview
The Efest 18650 4000mAh 10A battery is a high-capacity lithium-ion cell engineered for applications that prioritize extended runtime and steady current delivery. With a 4000mAh nominal capacity and a 10A continuous discharge rating, this cell provides reliable energy output while maintaining efficiency and thermal stability across repeated charge cycles.

Applications / Uses

Rechargeable lighting systems
Portable electronic equipment
Battery pack assemblies
Low to mid-power energy storage solutions
Utility and backup power devices

SPECIFICATIONS

Manufacturer
Efest

Model
18650 4000mAh 10A

Size
18650

Positive Terminal
Flat Top

Nominal Capacity
4000mAh

Continuous Discharge Rating
10A

Nominal Voltage
3.7V

Maximum Voltage
4.2V

Protected
No

Rechargeable
Yes

Cycle Life
300+ cycles

Approx. Dimensions
18.3mm × 65.0mm

Approx. Weight
48g
Brand:EfestCategory:18650 BatteriesSKU:EFEST-18650-40Tags:batteries