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Product Description

Built with authentic Samsung 50S 21700 cells, this 72 V 32 Ah (20 S × 7 P) high-power lithium-ion battery delivers exceptional energy output, long cycle life, and superior protection through a 150 A BMS.
Housed in a rugged steel IP65 enclosure with Anderson 120 connector, push-button switch, and battery meter. 

Parameter Specification
Nominal Voltage 72 V
Nominal Capacity 32 Ah (33.6 Ah max / 30 Ah min)
Cell Type Samsung 50S 21700 – 3.6 V 5.0 Ah
Configuration 20 S × 7 P
Energy ≈ 2.3 kWh
Standard Charge 84 V CC/CV @ 5 A (2.5 A cut-off)
Max Continuous Discharge 150 A (for 60 s, SOC > 50 %)
Peak Discharge 300 A (< 10 s)
Cycle Life ≥ 250 cycles (@ ≥ 70 % capacity)
BMS Protection Over-charge / Over-discharge / Over-current / Short circuit / Temperature cut-off
Output Connector Anderson 120 (6 AWG lead, 100 mm)
Charge Port Canon 3-pin DC (male)
Case Material Steel (IP65 rated)
Display LED battery meter + push button switch
Shipment Voltage 73 – 74 V
Weight ≈ 13.5 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 IP65 (sealed metal enclosure)

 

Included in Package

  • 1 × 72 V 32 Ah battery pack (IP65 metal case)

  • 1 × 84 V 5 A charger (US AC plug / Canon 3-pin DC output)

  • 1 × Anderson 120 output lead (6 AWG 100 mm)

  • Protective foam carton packaging with mount hardware

Safety & Handling

  • Use only with 84 V Li-ion (CC/CV) chargers.

  • Avoid reverse polarity and short circuits.

  • Never charge below 0 °C or discharge below –10 °C.

  • Store at ~50 % SOC if unused > 3 months.

  • Do not immerse or expose to direct sunlight > 60 °C

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