Cell Configurations for 12V 24V and 48V LiFePo4 Batteries

Cell Configurations for 12V 24V and 48V LiFePo4 Batteries 2021-10-30

This short deck shows 1P and 2P cell configurations for 12V, 24V & 48V LiFePO4 batteries.

To get the deck, click on the orange
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Note: Reviews, Comments and corrections are welcome

Document Revision History
Revision 2 - Added comments about alternate physical layouts
Revision 3 - Added note about weight of large configurations.
Revision 4 - Added Wh (Watt Hour) Calculations.
Revision 5 - Added parallel-first configurations for each voltage and added a note about bus-bars.
Revision 5 - Added a couple of 'bonus' layouts.
Revision 6 - Updated note about bus-bars.
Revision 7 - Added a page about design considerations for Series-First set ups.
Revision 8 - Corrected a few minor typos/mistakes
Revision 9 - Added a few ‘bonus’ 4P layouts. Also updated comments on long bus-bars.
Revision 10 - Added 'flat-pack' layouts for 12V.
Revision 11 - Added a few ‘bonus’ 3P16S layouts.
Revision 12 - Corrected color coding on BMS harnesses & added a couple new bonus layouts
Revision 13 – Made it clearer where Battery Positive and Battery Negative is.
10/30/2021 - Added a couple of 'bonus' 3P4S layouts.
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Awesome document FilterGuy. Clearly much time and effort invested in education and facilitation of the DIY community. Many thanks.
Thank you for sharing valuable information, Is it possible to parallel a 2p16s with 1p16s?
and if one of the group of different Ah capacity

With Regards
excellent resource
Hard to properly express my gratitude for making this information available and understandable. Thank you and Respect!
Thank you very much for the help, brought my 1st 4p16s online this week.
Great information and explanation. Thanks for getting this information out to folks like me.
Very well done and an excellent tutorial for those getting started!
Really Loving these. Having the alt 8 cell layout is gonna help me cram these cells into my van.
Finally what I was looking for
Great info & you got an awesome from Will.