Samsung INR18650-13P Specifications

18650 · NMCfull datasheet specs for the Samsung INR18650-13P, plus what it delivers in common DIY pack configurations. Plan a build with it in the Battery Pack Calculator.

1300 mAh
Capacity
3.7 V
Nominal voltage
4.81 Wh
Energy per cell

At 1300 mAh it ranks #158 of 165 18650 cells in our database by capacity — a lower-capacity 18650 options.

Full specifications

Capacity1300 mAh
Nominal voltage3.7 V
Max charge voltage4.2 V
Discharge cutoff2.5 V
Energy4.81 Wh
Standard charge current1300 mA
Standard discharge current300mA
ChemistryNMC
Form factor18650
Wrap colorTurquoise
Insulator ringWhite

At the standard 1300 mA charge rate, a full charge takes roughly 1 hours plus the constant-voltage taper at the end.

The INR18650-13P in a battery pack

Common DIY series configurations using this cell's real 3.7V nominal voltage, with a 3-cells-in-parallel (3P) example for capacity:

ConfigNominal voltageFully chargedCells (3P)Capacity (3P)Energy (3P)
3S11.1 V12.6 V93.9 Ah43 Whcell count guide
7S25.9 V29.4 V213.9 Ah101 Whcell count guide
10S37 V42 V303.9 Ah144 Whcell count guide
13S48.1 V54.6 V393.9 Ah188 Whcell count guide
14S51.8 V58.8 V423.9 Ah202 Whcell count guide

Size a full pack around the INR18650-13P — voltage, capacity, runtime, and BMS:

Open the Battery Pack Calculator →or balance tested cells in the Pack Builder

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Specs come from manufacturer datasheets and independent testing; Mooch-tested discharge ratings are shown when available because they reflect real continuous performance better than headline datasheet numbers. Browse the full 18650 & 21700 cell database to compare every cell.