LiFePO4 battery 6.4V 3.2Ah 20.48Wh



LED emergency battery LiFePO4 battery pack lithium rechargeable battery 6.4V 3.2Ah 20.48Wh 26650 3200mAh 3.2V cell emergency light solutions





Categories: Li-ion Battery Packs

Key Specifications/Special Features:

Product discription: LiFePO4 battery 6.4V 3.2Ah 20.48Wh
Application solution: Solar street light /emergency light
Cell model:  3.2V 10.24Wh 3200mAh 26650
Electrical Configuration:  2S1P
Mechanical configuration F1*2
Nominal voltage:  6.4V
Nominal capacity:  3200mAh
Internal resistance: RSS≤55mΩ (singel cell)
Charge Voltage:  7.3V
Charge Current:  1.28A
Constant Discharge Current: 1.28A
Peak Discharge Current: 3.2A
Discharge Cut-off Voltage: 4V
Dimension:  L55*W28*T70mm
Weight: about(175±0.05)G
Certifications:  UL,BIS, IEC, UN38.3,RoHS,REACH
Cycle Life:  >1000 cycles by IEC standard
Operation temp. ▼
Standard Charge:
Standard Discharge: -20℃~70℃
Quick Charge: 10℃~60℃
Quick Discharge: -10℃~70℃
Cell body temperature is not over 80℃
wire & connector: UL1015,20#,100±5mm; JST-VHR-2P
Case: /

Storage performance Items 1 month 3 months 6 months
Capacity retention rate ≥95% ≥90% ≥85%
Capacity recovery rate ≥97% ≥93% ≥90%
Stored cell with 50% SOC at an ambient temperature 25℃.
Capacity recovery ≥98.5% ≥95% ≥93%
Proposed to charge/discharge cell one time per 6 months, if it needs to store for long time.