Hi Rocket and Blu,
The battery packs in the Red Wine Audio LFP-V and Renaissance Edition products are custom-made for us (not an off the shelf
I will continue to offer them for many years to come (including the custom aluminum casing that comes with the pack, so you
simply need the 4 bottom screws to mount it).
I do NOT recommend buying packs and storing them. They need to be maintained (cycled, and not left uncharged for longer than a couple
of months). I do all of that here, and have fresh packs or can get freshly-made packs them relatively quick.