6.4V 3000mAh 26650 LiFePO4 Battery Pack
Outdoor devices not only operate in extreme environments—with low-maintenance, shockproof, and moisture-resistant. Our 6.4V 3000mAh LiFePO4 battery pack using high-rate 5C 26650 cells in series, delivering reliable, long-term performance over 2000 cycles.
Key features：
- Made of 2pcs 5C LiFePO4 cells
- 15A continuous and 30A peak discharge
- Discharge: -20℃~60℃
- 2000 cycles with 80% depth of discharge (DOD)
- Application for outdoor backup system
| No. | Item | Parameter | Remark |
|---|---|---|---|
| 1 | Nominal Voltage | 6.4V | 3.2V/Cell |
| 2 | Nominal Capacity | 3Ah | @0.2C |
| 3 | Minimum Capacity | 2.9Ah | |
| 4 | Shipment Voltage | / | |
| 5 | Initial Internal Impedance | ≤120mΩ | AC 1KHZ |
| 6 | Standard Charge Voltage | 7.3V | 3.65V/Cell |
| 7 | Standard Charge Current | 1.5A | |
| 8 | Max. Charge Current | 3A | |
| 9 | Standard Discharge Current | 1.5A | |
| 10 | Max. Discharge Current | 15A | |
| 11 | Burst Discharge Current | 30A | ≤500ms |
| 12 | Discharge Cut-off Voltage | 5V | 2.5V/Cell |
| 13 | Cycle Life | ≥2000cycles | 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~ +35°C | ≤3 months |
| -20°C~ +25°C | ≤1 Year | ||
| 17 | Weight | About 0.26 | kg |
6.4V 3000mAh 26650 LFP Battery Pack FAQs
Can I customize this battery pack (e.g., 1S2P, 1S4P, BMS, connectors)?
Of course. In order to match your product design, we allow OEM/ODM customization for different configurations, wire length, connections, labels, and housing materials.
What is the maximum discharge current?
It supports 15A continuous discharge with a 30A peak (for 5 seconds), making it suitable for high-power scenarios like motor startups or communication devices.
Can this battery operate in cold temperatures?
Yes! It works reliably from -20°C to 60°C.
Do you provide testing and certification services?
CM Batteries can help with certifications like UN38.3, IEC62133, and others. Testing reports and MSDS are also accessible.
Is it possible to produce samples or in small quantities?
Yes. We provide a flexible MOQ, which includes small-batch customization and sample orders for prototype testing.
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.
