Product Description:

The 52 V 17.5 Ah (14 S × 5 P) lithium-ion battery pack, offering excellent range, reliability, and discharge capability.
Encased in a compact DP-6 slide-rail case with a key lock, 4-LED indicator, and XT90 connector, it’s ideal for mid-drive and hub-motor E-bike systems requiring up to 40 A continuous current.
A built-in 40 A BMS provides full electronic protection for long-term stability and safety.

Parameter	Specification
Model	FP5217R5 (AXX00750004 – A1)
Nominal Voltage	52 V (14 S Li-ion configuration)
Dimensions	368*19*113mm 14.49 × 0.75 × 4.45 inches
Nominal Capacity	17.5 Ah (min 16.75 Ah)
Cell Type	Samsung 35E 18650 – 3.6 V 3500 mAh
Configuration	14 S × 5 P
Watt Hours	≈ 910 Wh
Standard Charge	58.8 V CC/CV @ 2 A (5 A max)
End-of-Charge Current	350 mA
Max Continuous Discharge Current	40 A
Peak Discharge (3 s)	≈ 45 A
Cycle Life	≥ 500 cycles (@ ≥ 70 % capacity)
BMS Protection	Over-charge / Over-discharge / Over-current / Short-circuit / Temp cut-offs
Output Connector	XT90 (UL3135 12 AWG lead 300 mm)
Charge Port	Reention mini 3-pin DC
Case Type	DP-6 slide rail with lock & LED display
Display LEDs	1 × Red (< 44.8 V) + 3 × Green (≥ 47.6 / 50.4 / 53.2 V)
Shipment Voltage	51.8 – 53.9 V
Weight	≈ 4.6 kg ± 0.3 kg
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
Waterproof Rating	IP54 (sealed rails and gasketed lid)

 

Included in Package

• 1 × 52 V 17.5 Ah DP-6 Battery Pack (with mount rail and lock)

• 1 × 58.8 V 3 A Charger (US AC plug / Reention mini 3-pin DC output)

• 1 × XT90 pigtail cable (110 mm lead length)

• 3 × Shock pads for mounting

Safety & Handling

• Use only Li-ion 58.8 V 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 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