10.8V 49Ah 3S14P Rechargeable 18650 Battery Pack
Outdoor backup power and field communication systems require ultra-high-capacity battery solutions that guarantee energy security in off-grid or remote conditions. The 10.8V 49Ah 3S14P Rechargeable 18650 Battery Pack is configuration with 42pcs original genuine Samsung 35E cells to deliver long-lasting energy for outdoor backup and off-grid systems, with a full charge voltage of 12.6V.
Key features：
- Ultra-High 49Ah Capacity — Designed for prolonged outdoor or emergency use.
- Full BMS Protection — Prevents overcharge, short circuit, and overheating.
- Custom-Engineered to Your Specifications — We adapt the physical dimensions to fit your unique design requirements.
| No. | Item | Specification | Note |
|---|---|---|---|
| 1 | Nominal Voltage | 10.8V | 3.6V/Cell |
| 2 | Nominal Capacity | 49Ah | @0.2C |
| 3 | Minimum Capacity | 46.9Ah | |
| 4 | Shipment Voltage | / | |
| 5 | Initial Internal Impedance | ≤260mΩ | AC 1KHZ |
| 6 | Standard Charge Voltage | 12.6V | 4.2V/Cell |
| 7 | Standard Charge Current | 9.8A | |
| 8 | Max. Charge Current | 49A | |
| 9 | Standard Discharge Current | 9.8A | |
| 10 | Max. Discharge Current | 98A | |
| 11 | Burst Discharge Current | 147A | ≤5ms |
| 12 | Discharge Cut-off Voltage | 7.5V | 2.5V/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 | About1890 | g |
| 18 | Special Request |
10.8V 49Ah 18650 Battery Pack FAQs
Can this battery pack be integrated with solar charging systems?
Yes. The pack can be configured with a built-in MPPT charge controller for optimal solar efficiency, or customized to interface seamlessly with external solar charging equipment.
Is the battery pack available in explosion-proof or weatherproof enclosures?
Yes. We offer robust housing options including explosion-proof and IP67-rated casings, designed to ensure reliable performance in harsh environments and critical applications.
What is the operational performance of the battery in extreme low-temperature environments?
The standard pack operates effectively within a range of -20°C to 60°C. For missions requiring reliable cold-weather operation, we offer specialized low-temperature cell configurations that can extend performance to as low as -40°C.
Does the battery pack comply with international safety and transportation standards?
Absolutely. Our packs can be manufactured to comply with key international standards such as UN38.3, CE, and RoHS, ensuring safe, reliable performance and simplified global logistics.
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.
