What Is Batterie Groupe 31?
Batterie Groupe 31 refers to a standardized battery size (12.7×6.8×9.4 inches) with high capacity (75–125Ah) for heavy-duty applications like RVs, marine systems, and industrial equipment. Originally lead-acid, modern variants use lithium-ion (LiFePO4) for 50–70% weight… What Is Batterie Groupe 31?