8S3P pack
24 × 21700

Catalog / Battery pack

8S3P

24 cells in 21700 format: 29.6 V, 12.0–16.5 Ah depending on the chosen cells, discharge up to 75 A.

Voltage
29.6 V
Capacity
12.0–16.5 Ah
Discharge
up to 75 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. 8S3P: 12,600–15,000 mAh (≈ 373–444 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
8S3P · 24 × 21700
Nominal voltage
29.6 V
Max voltage
33.6 V
Capacity
12.0–16.5 Ah (depending on the chosen cells)
Max discharge current
up to 75 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
  • Molicel12,600–15,000 mAh · ≈ 373–444 Wh
  • Samsung12,000–15,000 mAh · ≈ 355–444 Wh
  • Tenpower13,500–15,000 mAh · ≈ 400–444 Wh
  • Quantum15,000–16,500 mAh · ≈ 444–488 Wh
  • EVE13,500–15,000 mAh · ≈ 400–444 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