Battery C Rating Calculator

How to Use

1. Enter battery capacity in mAh (printed on the label).
2. Select cell count (S rating).
3. Enter the continuous C-rating from the battery label.
4. Enter the burst C-rating (usually 2× continuous).
5. Click Calculate to see max current, power, and safe operating limits.

Note: Real-world C-ratings are often 50-70% of advertised values. Apply a safety margin.