3S2P pack
6 × 21700

Catalog / Battery pack

3S2P

6 cells in 21700 format: 11.1 V, 8.0–11.0 Ah depending on the chosen cells, discharge up to 50 A.

Voltage
11.1 V
Capacity
8.0–11.0 Ah
Discharge
up to 50 A
Select cells

Request a calculation

Build your configuration.

Pick the cells, layout, and connector — an engineer will confirm the specs, price, and lead time.

Cells

P42A / P45B — the FPV benchmark: high current and stability under load. 3S2P: 8,400–10,000 mAh (≈ 93–111 Wh)

Pack layout

Cells stand upright — smaller footprint, taller pack.

Power connector

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About the pack

Configured for real-world load.

Built in-house by SLine: copper-welded contacts for minimal resistance, with internal resistance, balancing, and capacity testing of every pack. Cells of your choice — Molicel / Samsung / Tenpower / Quantum / EVE, vertical or horizontal layout, XT60 or XT90 connector.

SLine-built battery pack with XT60 and JST-XH connectors
Example of an SLine-built pack
Key specifications
Configuration
3S2P · 6 × 21700
Nominal voltage
11.1 V
Max voltage
12.6 V
Capacity
8.0–11.0 Ah (depending on the chosen cells)
Max discharge current
up to 50 A
Cells
21700 · Molicel / Samsung / Tenpower / Quantum / EVE — your choice
Power connector
XT60 / XT90 (your choice)
Balance connector
JST-XH
Layout
Vertical or horizontal

Final parameters, weight, dimensions, and price depend on the chosen cells and are confirmed by an engineer after your request.

Capacity by cell
  • Molicel8,400–10,000 mAh · ≈ 93–111 Wh
  • Samsung8,000–10,000 mAh · ≈ 89–111 Wh
  • Tenpower9,000–10,000 mAh · ≈ 100–111 Wh
  • Quantum10,000–11,000 mAh · ≈ 111–122 Wh
  • EVE9,000–10,000 mAh · ≈ 100–111 Wh

The pack capacity is set by the cells you choose. Pick a brand in the configurator below to see the exact figure in the summary.

Applications

  • 01FPV drones and quadcopters
  • 02Fixed-wing UAVs
  • 03Ground platforms and robots
  • 04Special technical projects