72v 32ah Samsung 50S Battery - 150 Amp BMS
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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
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1 × 72 V 32 Ah battery pack (IP65 metal case)
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1 × 84 V 5 A charger (US AC plug / Canon 3-pin DC output)
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1 × Anderson 120 output lead (6 AWG 100 mm)
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Protective foam carton packaging with mount hardware
Safety & Handling
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Use only with 84 V Li-ion (CC/CV) chargers.
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Avoid reverse polarity and short circuits.
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Never charge below 0 °C or discharge below –10 °C.
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Store at ~50 % SOC if unused > 3 months.
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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
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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