Currently that is the lowest price I can find for a cell at low quantities, that puts it at $62 to fill the pack which is not too far off. Looks like you would need a 33% discount on those cells to get to $48 which is within the realm of possibility if you purchase in large volumes.
hello, we have selected a few tier 2 cells suppliers after many testing. One of them is DMEGC that had a much better results in terms of performance and impedance spread than Samsung or LG (based on 40k cells)
https://www.18650batterystore.com/collections/featured-produ...
Currently that is the lowest price I can find for a cell at low quantities, that puts it at $62 to fill the pack which is not too far off. Looks like you would need a 33% discount on those cells to get to $48 which is within the realm of possibility if you purchase in large volumes.
To get a decent quality samsung cell you are looking at $118 to fill the pack. https://www.18650batterystore.com/products/samsung-30q