• 7S1P 25.9V 3500mAh Li-ion battery pack F1L
  • 25.9V(7S)-33.3V(9S) - 7S1P 25.9V 3500mAh Li-ion battery pack F1L

7S1P 25.9V 3500mAh Li-ion battery pack F1L


Model: AY-LI7S1P-18650-F1L
Voltage: 25.9V
Capacity: 3500mAh
Size (can be customized): L93.5*W73*H51.5mm
Cell Model: LG 18650 F1L

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  • 25.9V(7S)-33.3V(9S)


    7S1P 25.9V 3500mAh Li-ion battery pack 
    Technical Parameters
    Battery pack * 25.9V 3500mAh Li(NiCoMn)O2 Battery is made by 7pcs of
    Li(NiCoMn)O2 18650 3500mAh cells
    * In 7S1P configuration
    * Wrap with heavy duty PVC
    Charge Information *Charge voltage: 29.4V±0.05V (4.2V/cell)
    *Charge method: CC/CV (Constant-current and-Voltage with Limited current)
    *Standard charging time: 700mA/ 5hours, 1000mA/3.5hours
    (Battery capacity÷charging current×1.5 )
    *Charge current: 1.75A (0.5C)
    Dishcharge Information * Maximum discharging current: 5A 
    * Continuous discharge current: 5A 
    * Discharge cut-off voltage: 17.5V (2.5V/cell)
    Protection Information * Protected by one PCM:
    * PCM is installed in the battery pack to balance charging and protect battery
    * Must wait min of 30 minutes afrer battery is fully charged to allow the PCM to perform balance function on all the cells within the pack
    * Maximal continuous charging current: 5A
    * Maximal continuous discharging current: 5A
    * Over-charge& over-discharge detection voltage: 4.25V/2.5V
    * Over-current detection: 15A±3A
    Short-circuit Protection Exterior short circuit Automatic recovery
    Intermal resistance / Cycle life ≤200mΩ / ≥500
    Operating Temperature *Standard Charge: 0~+40℃ / *Standard Discharge: -20~+60℃
    Pre-wired * Red=Positive,Black=Negative
    Weight/Dimension around 0.5 kgs (including cells,pcm.pvc wires) ; L93.5*W73*T51.5MM
    Applications * Apply to e-bike, e-scooter , consumer electronics, digital products, etc....
    * Replace 25.9V Nimh battery and 25.9V lead acid battery with much clear engergy.
    Warnings * 25.9V 3500MAh Li(NiCoMn)O2 Battery should be cut-off at ≥17.5V (2.5V/cell) during
    discharging, and should be stop charging at ≤25.9V(4.2V/cell)during charging.
    * We are not responsible for an damages or losses caused by misuse (included but not
    limited to: Improper charging/discharging, any changes of this battery pack,
    miss-assembling battery packs.)
    * Always pay attention to when charging the battery pack. Battery shall put in a place
    or wrong polarity connection.
    * Please always check battery polarity before connection to device. Never make wrong polarity connection.

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