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Product Description

The 48V 11.6Ah (13S × 4P) lithium-ion battery pack built with premium EVE 18650 cells, delivering solid range and reliable power for everyday e-bike riding.


Encased in a sleek DP-6 slide-rail case with a key lock, 4-LED fuel gauge indicator, and XT90 connector.

A built-in 30A BMS provides full electronic protection including overcharge, over-discharge, overcurrent, short-circuit, and temperature cut-offs for long-term safety and stability.

Parameter Specification
Model FP4811R6 (AXX00740014 – A0)
Nominal Voltage 48V (13S Li-ion configuration)
Dimensions 368 × 90 × 113 mm
14.49 × 3.54 × 4.45 inches
Nominal Capacity 11.6Ah (min 10.83Ah)
Cell Type EVE INR18650/29V – 3.6V
Configuration 13S × 4P
Watt Hours ≈ 556.8 Wh
Standard Charge 54.6V CC/CV @ 2A (5A max)
End-of-Charge Current 232 mA
Max Continuous Discharge Current 30A
Peak Discharge (3s) 45A
Cycle Life ≥ 500 cycles (@ ≥ 70% capacity)
BMS Protection Over-charge / Over-discharge / Over-current / Short-circuit / Temp cut-offs
Output Connector XT90 (UL3135 12AWG lead 300 mm)
Charge Port Reention mini 3-pin DC
Case Type DP-6 slide rail with lock & LED display
Display LEDs 1 × Red (< 41.6V) + 3 × Green (≥ 44.2 / 46.8 / 49.4V)
Shipment Voltage 48 – 50V
Weight ≈ 3.3 kg ± 0.2 kg (7.3 lbs)
Operating Temperature Charge 0 – 45°C / Discharge –10 – 40°C
Storage Temperature –5 – 35°C (half-charged; recharge every 3 months)
Short-Circuit Delay ≈ 512 µs
Internal Impedance ≤ 150 mΩ

 

Included in Package

  • 1 × 48V 11.6Ah DP-6 Battery Pack (with slide rail mount and lock)
  • 1 × 54.6V 3A Charger (US AC plug / Reention mini 3-pin DC output, UL certified)
  • 1 × XT90 pigtail cable (110 mm lead length)
  • 3 × Anti-vibration shock pads for mounting

Safety & Handling

  • Use only Li-ion 54.6V CC/CV chargers (supplied).
  • Do not short, reverse polarity, or charge below 0°C.
  • Store cool and dry at ≈ 50% SOC if unused > 3 months.
  • Avoid water immersion and direct heat sources.

How to maintain the battery?

The battery should be stored in a clean, dry, ventilated, dark environment. When unused, keep it at half charge and recharge it every 3 to 6 months.

Charging Instructions

The charger's indicator light will display red while the battery is charging. Once the battery is fully charged, the indicator will change to green.

How to prolong your lithium ion battery?

Recharge your batteries before they are completely dead.
After every 30 charges, allow your lithium based battery to completely discharge before recharging.

What about warranty?

  • We provide 12 months warranty
  • Product quality guaranteed by PAIC insurance

Battery Cut out