Optima D31M BlueTop Dual Purpose AGM Battery Group 31

The Optima D31M BlueTop is a high-performance dual-purpose AGM battery engineered for both reliable engine starting and demanding deep-cycle applications in marine and RV environments. This Group 31 battery delivers exceptional power with 900 Cold Cranking Amps and 1125 Marine Cranking Amps, making it ideal for boats and recreational vehicles with large accessory loads.

Key Features:

• Patented SPIRALCELL Technology provides 15 times more vibration resistance than conventional lead-acid batteries
• Up to twice the life and 3 times more recharges than traditional marine batteries
• 75 Ah capacity with 155-minute reserve capacity at 25 amp discharge
• Maintenance-free AGM design with spill-proof construction
• Can be mounted in virtually any position
• Dual SAE and 5/16-inch stainless steel stud terminals
• Fully charged, can sit unused for up to 12 months at room temperature
• Superior starting power in the initial seconds compared to conventional batteries

The D31M features Absorbed Glass Mat technology with precision-wound spiral cells, ensuring consistent performance even during discharge. Its durable polypropylene case withstands harsh marine conditions and constant vibration. Perfect for powering trolling motors, fish finders, electronics, and accessories while providing dependable starting power.