W5IPA-Jason on Twitter: "For anyone looking to get into lithium batteries this is a great option. Used U1-12RT Valence Lithium Iron Magnesium Phosphate batteries (found mine on eBay). Used in Medical equipment
Valence Lithium Battery - U1-12RT - Parts Only - AS IS - failed | eBay
$1,248 Valence RT LiFeMgPO4 Battery Tear Down - YouTube
HOW TO: USED & Cheap Valence U27-12XP Lithium batteries. Repair, Communication & Software issues - YouTube
Valence U27-12XP Gen2 Lithium Ion 12v 138Ah U-Charge Battery Modules
Valence U27-12XP Lithium Ion Battery Module | Greentec Auto