14.8V 7000mAh Rechargeable 18650 Battery Pack
Power your high-consumption devices longer with our 14.8V 7000mAh battery pack. This 4S2P configuration is built with premium LG 3500mAh cells, delivering exceptional energy density and reliable performance for professional equipment. Ideal for field operations, extended tests, or any application where uninterrupted power is critical.

Key features:
- High-Capacity Endurance :7000mAh capacity enables extended operation in remote or long-duration field deployments.
- Optimized Portability : Compact 73.5 × 38 × 70.5 mm form factor at approximately 400g.
- Multiple Protections : Overcharge,over discharge,circuit short,cut off protections .
- Premium Cell Technology :Utilizes high-performance 18650 cells .
| No. | Item | Specification | Note |
|---|---|---|---|
| 1 | Nominal Voltage | 14.8V | 3.7V/Cell |
| 2 | Nominal Capacity | 7000mAh | @0.2C |
| 3 | Minimum Capacity | 6700mAh | |
| 4 | Shipment Voltage | / | |
| 5 | Initial Internal Impedance | ≤150mΩ | AC 1KHZ |
| 6 | Standard Charge Voltage | 16.8V | 4.2V/Cell |
| 7 | Standard Charge Current | 3.5A | |
| 8 | Max. Charge Current | 7A | |
| 9 | Standard Discharge Current | 1.5A | |
| 10 | Max. Discharge Current | 7A | |
| 11 | Burst Discharge Current | 15A | ≤5ms |
| 12 | Discharge Cut-off Voltage | 11V | 2.75V/Cell |
| 13 | Cycle Life | ≥500cycles | Capacity retention ≥80% |
| 14 | Charge Temperature | 0°C~+45°C | Standard charge |
| 15 | Discharge Temperature | -20°C ~+60°C | Standard discharge |
| 16 | Storage Temperature | -20°C~45°C | ≤3 months |
| -20°C~25°C | ≤1 year | ||
| 17 | Weight | About400 | g |
| 18 | Special Request |
14.8V 7000mAh 4S2P 18650 Battery Pack FAQs
How does the battery perform in harsh environments?
Designed for field use, the battery operates reliably from -20°C to +60°C and features mechanical reinforcement to withstand vibration and shock. For extreme conditions, we offer customized ruggedized solutions.
Do you provide customization for specific capacity requirements?
Yes. We offer flexible capacity customization from 5000mAh to 8000mAh by utilizing different cell configurations. This allows us to optimize the battery pack for either high-power output applications or extended runtime operation, depending on your specific project needs.
What is the expected service life of this battery pack?
Using high-grade 18650 cells and balanced charging technology, the pack maintains over 80% capacity after 500 full cycles, ensuring long-term reliability for field applications.
Tailored Customization
Our design team can create custom battery designs for just about any device or machine.
Timely Delivery
Our efficient production and distribution process gets your product delivered in a timely manner.
Quality Guarantee
We stand by our products and guarantee you’ll be happy with your purchase.

