MFM50

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A specialized maintenance-free marine battery engineered with expanded grid technology to withstand severe vibration and deliver reliable starting and reserve power. Feature Specif ication Brand / Series SuperCharge SeaMaster Gold (Marine) Model Code MFM50 (Cross-referenced with NS70 / Marine 50 series) Nominal Voltage 12V Capacity (20-hour rate) 80 Ah Cold Cranking Amps (CCA) 640 A Marine Cranking Amps (MCA) 800 A Reserve Capacity (RC) 140 minutes Battery Type Maintenance-Free Marine Calcium Terminal Type Standard Top Post (STD) / Dual Terminals Approximate Weight ~17.5 kg to 18.5 kg Physical Dimensions Length: 260 mm Width: 172 mm Height: 202 mm Total Height (including terminals): 222 mm Key Design Features Marine Environment Durability: Built specifically to endure harsh aquatic conditions, featuring enhanced vibration resistance against rough seas and wave shock. Expanded Grid Technology (EXG): Utilizes dense compressed rolled strip plates to resist heat corrosion and deliver efficient cranking power. Dual-Purpose Capacity: Provides strong marine cranking amps alongside a robust 140-minute reserve capacity to support onboard electronics and accessories. Show more