Sanyo NCR18650-GA

Sanyo Battery Cell

In brief: 18650 Li-ion battery cell. 3500mAh capacity. 10A continuous discharge. From $7 across 2 sellers.

Specs verified Oct 16, 2026

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Prices tracked across 5 sellers

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Current best price $8.99. Over the past 90 days: low $3.94, high $11.99, average $9.40 — down 4% vs average.

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Specifications

Cell Specs

Form Factor: 18650
Chemistry: Li-ion
Capacity: 3500mAh
Continuous Discharge: 10.00A

Physical

Weight: 47 g
Dimensions (L×W×H): 65mm × 18mm × 18mm

Resources

Official Batemo Page

Manufacturer Page<p>Get everything you need for the lithium-ion battery cell Sanyo NCR18650-GA: Extensive measurement data in the total operation regime, a high-precision, physical battery model with global validity, and a teardown report that contains all details about materials and microstructures.</p> <table> <colgroup> <col width="50%"> <col width="50%"> </colgroup> <tbody> <tr> <td>Cell Origin</td> <td style="text-align:right">purchased on free market</td> </tr> <tr> <td>Cell Format</td> <td style="text-align:right">18650</td> </tr> <tr> <td>Dimensions</td> <td style="text-align:right">18.3 x 64.5 mm</td> </tr> <tr> <td>Weight</td> <td style="text-align:right">46.7 g</td> </tr> <tr> <td>Capacity<br> <span class="collapseomatic noarrow" id="id699f7f17e9f09" tabindex="0" alt="definition" title="definition">definition</span><span id="swap-id699f7f17e9f09" alt="'close'" class="colomat-swap" style="display:none;">close</span><div id="target-id699f7f17e9f09" class="collapseomatic_content collapsible_orange"> The nominal capacity originates from the manufacturer’s data sheet, if available. When the data sheet is unavailable, the nominal capacity is estimated. Batemo measured the C/10 capacity by discharging the cell at an ambient temperature of 25°C from 100% with a constant current of 0.35A (0.1C) until reaching the voltage of 2.5V. The thermal boundary condition is free convection.<br> </div></td> <td style="text-align:right"> <span style="font-size: 10px">nominal</span> 3.50 Ah<br> <span style="font-size: 10px">C/10</span> 3.27 Ah</td> </tr> <tr> <td>Current<br> <span class="collapseomatic noarrow" id="id699f7f17e9fbd" tabindex="0" alt="definition" title="definition">definition</span><span id="swap-id699f7f17e9fbd" alt="'close'" class="colomat-swap" style="display:none;">close</span><div id="target-id699f7f17e9fbd" class="collapseomatic_content collapsible_orange"> All quantities are measurement results from the Batemo battery laboratory.<br> The continuous current is the highest current that completely discharges the cell without overheating it. Therefore, the cell is discharged from 100% state of charge (SOC) at an ambient temperature of 25°C with a constant current until a residual state of charge of 10% and either the lower voltage limit of 2.5V or 90% of the maximum surface temperature (54°C) is reached.<br> The peak current is the current that the cell can supply for 5 minutes. The cell is therefore discharged from 100% SOC at an ambient temperature of 25°C with a constant current until it reaches either the lower voltage limit of 2.5V or the maximum surface temperature of 60°C after 5 minutes. For cells that reach the maximum surface temperature, the measured current is taken directly as the peak current. For cells that do not reach the maximum surface temperature after 5 minutes because they reach the lower voltage limit first, the measured current is multiplied by a correction factor that estimates the current that would have heated the cell to the maximum surface temperature within 5 minutes.<br> The thermal boundary condition is free convection. These operating conditions may be outside the cell manufacturer’s specification.<br> </div></td> <td style="text-align:right"> <span style="font-size: 10px">continuous</span> 5.71 A<br> <span style="font-size: 10px">peak</span> 12.9 A</td> </tr> <tr> <td>Energy<br> <span class="collapseomatic noarrow" id="id699f7f17ea015" tabindex="0" alt="definition" title="definition">definition</span><span id="swap-id699f7f17ea015" alt="'close'" class="colomat-swap" style="display:none;">close</span><div id="target-id699f7f17ea015" class="collapseomatic_content collapsible_orange"> Batemo measured the C/10 energy by discharging the cell at an ambient temperature of 25°C from 100% with a constant current of 0.35A (0.1C) until reaching the voltage of 2.5V. The thermal boundary condition is free convection.<br> </div></td> <td style="text-align:right"> <span style="font-size: 10px">C/10</span> 12.0 Wh</td> </tr> <tr> <td>Power<br> <span class="collapseomatic noarrow" id="id699f7f17ea065" tabindex="0" alt="definition" title="definition">definition</span><span id="swap-id699f7f17ea065" alt="'close'" class="colomat-swap" style="display:none;">close</span><div id="target-id699f7f17ea065" class="collapseomatic_content collapsible_orange"> All quantities are measurement results from the Batemo battery laboratory.<br> The continuous power is the highest power that completely discharges the cell without overheating it. Therefore, the cell is discharged from 100% state of charge (SOC) at an ambient temperature of 25°C with a constant current until a residual state of charge of 10% and either the lower voltage limit of 2.5V or 90% of the maximum surface temperature ( 54°C) is reached.<br> The peak power is the power the cell can supply for 5 minutes. The cell is therefore discharged from 100% SOC at an ambient temperature of 25°C with a constant current until it reaches either the lower voltage limit of 2.5V or the maximum surface temperature of 60°C after 5 minutes. For cells that reach the maximum temperature limit, the measured power is directly taken as peak power. For cells that do not reach the maximum surface temperature after 5 minutes because they reach the lower voltage limit first, the measured power is multiplied by a correction factor that estimates the power that would have heated the cell to the maximum surface temperature within 5 minutes.<br> The thermal boundary condition is free convection. These operating conditions may be outside the cell manufacturer’s specification.<br> </div></td> <td style="text-align:right"> <span style="font-size: 10px">continuous</span> 19.2 W<br> <span style="font-size: 10px">peak</span> 45.0 W</td> </tr> <tr> <td>Energy Density<br> <span class="collapseomatic noarrow" id="id699f7f17ea0ad" tabindex="0" alt="definition" title="definition">definition</span><span id="swap-id699f7f17ea0ad" alt="'close'" class="colomat-swap" style="display:none;">close</span><div id="target-id699f7f17ea0ad" class="collapseomatic_content collapsible_orange"> The energy densities result from the C/10 energy, the cell weight and the cell volume.<br> </div></td> <td style="text-align:right"> <span style="font-size: 10px">gravimetric</span> 257 Wh/kg<br> <span style="font-size: 10px">volumetric</span> 707 Wh/l</td> </tr> <tr> <td>Power Density<br> <span class="collapseomatic noarrow" id="id699f7f17ea0f6" tabindex="0" alt="definition" title="definition">definition</span><span id="swap-id699f7f17ea0f6" alt="'close'" class="colomat-swap" style="display:none;">close</span><div id="target-id699f7f17ea0f6" class="collapseomatic_content collapsible_orange"> The power densities result from the peak power, the cell weight and the cell volume.<br> </div></td> <td style="text-align:right"> <span style="font-size: 10px">gravimetric</span> 964 W/kg<br> <span style="font-size: 10px">volumetric</span> 2.65 kW/l</td> </tr> </tbody> </table>

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