How it works
Pack energy Wh = cell voltage × series cells × cell Ah × parallel strings.
Input definitions
- Cell nominal voltage (V)
- Enter the value in the labeled unit.
- Cell capacity (Ah)
- Enter the value in the labeled unit.
- Cells in series
- Enter the value in the labeled unit.
- Parallel strings
- Enter the value in the labeled unit.
A worked example
- Cell nominal voltage (V)
- 3.6
- Cell capacity (Ah)
- 3
- Cells in series
- 10
- Parallel strings
- 4
Assumptions & limits
Uses only the values entered. Rates are illustrative inputs, not live quotes, legal rules or personalised advice. Check provider terms, local requirements and measurements before acting.
Sources & review
Maintained by AnsRio. Methods and examples use automated checks; this does not imply independent professional certification.
Method updated 2026-10-19. Content checked against the stated method and examples. Our verification approach.
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Common questions
What limits pack current?
Cell current rating, parallel sharing, interconnects, protection and thermal design—not energy alone.
How does Battery pack series-parallel sizing calculate the result?
Pack energy Wh = cell voltage × series cells × cell Ah × parallel strings.
What should I verify before using Battery pack series-parallel sizing?
Uses only the values entered. Rates are illustrative inputs, not live quotes, legal rules or personalised advice. Check provider terms, local requirements and measurements before acting.