48V 15Ah Battery E-twow GT SE/SL

This 48 V 15 Ah battery replaces the original battery of your E-Twow GT SE and GT SL: same voltage, same connectors, same dimensions, to restore the range and performance of a brand-new scooter. It is assembled in our workshop using branded 21700 cells (Samsung, LG, or Molicel depending on stock) and a BMS sized appropriately for the machine.

When should you replace your E-Twow GT SE / SL battery?

Three unmistakable signs: dwindling range (half of the original range or less), power cuts or voltage drops during acceleration or on hills even when the gauge still shows a charge, and a pack that heats up or becomes unbalanced (a cell fails, the BMS cuts out). A quality pack restores the scooter's original torque and top speed; on an older machine, this is often the best money spent.

Specifications

• Nominal voltage: 48 V
• Capacity: 15 Ah, i.e., 720 Wh
• Cells: Branded 21700 Li-ion (Samsung, LG, Molicel)
• BMS: Charge / discharge management, balancing, thermal protection
• Connectors: Female XT60
• Compatibility: E-Twow GT SE and GT SL

Range or Performance?

This Range version focuses on capacity and lifespan, with a discharge current matched to the original controller. If you have changed your controller or are looking for sharper acceleration without power cuts, check out our Performance batteries (high-discharge cells, Bluetooth BMS) for the same model.

French manufacturing, 2-year warranty

All our batteries are assembled in our workshop in France, exclusively using branded cells (Samsung, LG, Molicel). Each pack is equipped with a BMS that manages charging, discharging, cell balancing, and thermal protection. The price includes the pack, power and charge connectors; the charger is sold separately. Delivery in mainland France, Corsica, and the European Union only (regulated lithium transport). 2-year warranty.

Frequently Asked Questions

Is the original charger suitable?

Yes, if its voltage matches (48 V). For fast-charge compatible packs, a more powerful charger significantly reduces charging time; feel free to ask us for advice.

Do I need to break it in?

No. We simply recommend a few full cycles at the beginning so the BMS can calibrate the balancing, and avoiding storing the pack at 100% or 0% for weeks at a time.

Can I install it myself?

If you know how to open the deck and handle power connectors, yes: the battery arrives with its connectors ready. Otherwise, our workshop offers installation (fitting service).