Rolls Series 5000 6-volt 6 CS 25P model delivers 853 AH @ C20 in a single cell, supplying ample storage capacity for medium to large-scale residential or commercial off-grid or backup applications. The premium 6 CS 25P flooded model combines heavy plate construction, Advanced NAM nano carbon additive for increased charge efficiency and PSOC performance, superior cycle life and a unique dual-container construction, backed by a 5-year full replacement warranty.