4000mAh Li-Ion Battery 21700 3C Grade Original Capacity
30 in stock
Fbtech 21700: 4000mAh Cell is a high-capacity, rechargeable lithium-ion battery designed to deliver reliable performance in demanding conditions. With strong energy output and dependable consistency, it supports a wide range of applications.
₹171.10 ₹246.62 Price Including GST
30 in stock
Compare4000mAh Li-Ion Battery 21700 3C Grade Original Capacity
4000mAh capacity and 3.7V nominal voltage, this battery offers excellent energy density. Therefore, it’s an ideal choice for electric vehicles (EVs), e-bikes, power tools, flashlights, and custom battery packs.
Moreover, its compact cylindrical design (21700 format) ensures flexible integration into various devices while providing more power than traditional 18650 cells.
Key Features:
Capacity: 4000mAh
Voltage: 3.7V nominal
Type: Rechargeable Lithium-Ion
High energy density
Stable discharge rate
Long cycle life
Suitable for high-drain devices
Package Includes:
1 x 4000 mAh 21700 3.7 V Lithium-ion Battery
| Weight | 75 g |
|---|
Model: 21700
Nominal Voltage: 3.7V
Nominal Capacity: 4500mAh
Minimum Capacity: 4400mAh
Charge Voltage: 4.2V
Discharge Cut-off Voltage: 2.5V
Cycle Life: >1,000 cycles (80% DOD)
Max Charge Current: 1C (4.5A)
Maximum Discharge Current: 2C (9.0A)
Dimensions: Diameter: 21mm x 70mm
Weight: Approximately 70g
Brand- FB Tech
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