Flooded marine staple
Exide marine flooded batteries show up as starting packs and as deep-cycle trolling batteries on working skiffs and trailered bass boats. Treat them as flooded: vented, upright, water to check, charger profile for wet cells. A deep-cycle Exide is still a lead-acid pack, not a lithium substitute by weight or cycle life.
Heat and water
Florida heat plus a never-opened cap is a familiar failure on any flooded marine battery. Sulfation from sitting discharged is the other. Battery University’s storage and sulfation notes apply whether the case says Exide or another flooded line.
At the tray
We identify group size and starting versus deep-cycle from the label on the boat. A deep-cycle Exide in a trolling string still needs matching neighbors. Heat and a never-opened cap are the usual flooded failure, same as other wet-cell marine lines.
Lines we are asked about
Model names below are public line names used to identify batteries already on boats.
- Marine starting — Flooded starting batteries in common group sizes.
- Marine deep-cycle — Flooded deep-cycle for trolling or house, not a lithium substitute.
We replace marine batteries at the boat. See services and what changes a quote.