Picking the battery

A project log for Electric Bike Battery SLA to LiFePO4 Conversion

How I converted my electric bike battery from Sealed Lead Acid (SLA) to Lithium Iron Phosphate (LiFePO4).

Lucas Rangit MAGASWERANLucas Rangit MAGASWERAN 02/28/2017 at 18:080 Comments

Picking the battery was time consuming. I had to not only try and match the voltage of the original 24V pack but also keep the size constrained to fit inside the original battery case.

I picked a custom $125 LiFePO4 battery with 25.6V 4500 mAh from AA Portable Power Corp. ( for the following reasons.