A specialized maintenance-free marine battery engineered with expanded grid technology to withstand severe vibration and deliver reliable starting and reserve power.
| Feature | Specification |
| 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
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Length: 260 mm
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Width: 172 mm
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Height: 202 mm
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Total Height (including terminals): 222 mm
Key Design Features
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Marine Environment Durability: Built specifically to endure harsh aquatic conditions, featuring enhanced vibration resistance against rough seas and wave shock.
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Expanded Grid Technology (EXG): Utilizes dense compressed rolled strip plates to resist heat corrosion and deliver efficient cranking power.
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Dual-Purpose Capacity: Provides strong marine cranking amps alongside a robust 140-minute reserve capacity to support onboard electronics and accessories.