1300CCA 120Ah Dual Purpose Bluetooth Cranking Lithium "Scorpion" - Bluetooth - MML-13C120B
⚡ Monster Marine Lithium™ “Scorpion”
1300CCA • 120Ah Dual Purpose Bluetooth Cranking Lithium Battery
Model: MML-13C120JB
Overview
Meet The Scorpion — engineered for serious marine performance, reliability, and power.
This 1300CCA 120Ah Dual Purpose Bluetooth Lithium Battery is built to start modern high-output 4-stroke & 2-stroke engines while delivering exceptional deep-cycle capacity to power your electronics all day long.
Designed in a Group 31 case and weighing just 28 lbs, The Scorpion provides massive cranking power with lightning-fast recovery, outpacing traditional AGM or lead-acid batteries in every category.
It meets and exceeds Mercury Marine’s latest cranking specifications and has been field-tested for years across top engine platforms including:
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Mercury Pro XS 4-Stroke
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Yamaha SHO & 4-Stroke (new and legacy)
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Yamaha HPDI
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Mercury Verado 4-Stroke
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Suzuki 4-Stroke
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Evinrude 2-Stroke
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Mercury Pro XS 2-Stroke
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MerCruiser 4-Stroke
This battery’s advanced Battery Management System (BMS) is specifically tuned to handle the voltage spikes, heavy draw, and charging output of modern outboards — making it the ultimate all-in-one solution for cranking and house power.
Key Features
⚙️ Dual Purpose Performance
Designed for cranking and deep cycle operation — perfect for starting your outboard and powering electronics from a single battery.
⚡ High Cranking Power
Delivers 1300 cold cranking amps (CCA) to fire up large 4-stroke and 2-stroke engines with confidence.
🔋 Long-Lasting Deep Cycle Energy
With 120Ah of storage capacity, The Scorpion easily powers your electronics, pumps, and sonar systems all day without voltage drop.
📱 Bluetooth Smart Monitoring
Track voltage, charge levels, and system performance in real time with the MMLithium Bluetooth App.
🧠 Intelligent BMS Protection
Built with an advanced marine-grade Battery Management System to protect against overcharging, over-discharging, and voltage spikes.
🧭 Lightweight Design
At only 28 lbs, The Scorpion provides high output power at less than half the weight of comparable lead-acid batteries.
➕ Expandable System
Wire multiple Scorpions in parallel (positive to positive, negative to negative) for additional capacity, or in series up to 48V for multi-voltage configurations.
⚙️ Specifications
| Category | Details |
|---|---|
| Weight | 28 lbs |
| Cold Cranking Amps (CCA) | 1300 |
| Dimensions (L × W × H) | 13 in × 6.8 in × 8.8 in (330 × 173 × 225 mm) |
| Nominal Voltage | 12.8 V |
| Nominal Capacity | 120 Ah |
| Energy | 1280 Wh |
| Charge Voltage Range | 14.6 V |
| Continuous Charge/Discharge Current | 200 A max (recommended ≤100 A) |
| Terminal Type | Top Post + M8 Bolt Combo |
| Battery Chemistry | Lithium Iron Phosphate (LiFePO₄) |
| Cycle Life | 4000+ cycles |
| Bluetooth Functionality | Built-in Smart Monitoring via MMLithium Bluetooth App |
⚓ Applications
| Use Case | Compatibility |
|---|---|
| Primary Use | Starting and deep-cycle operation for marine engines |
| Suitable Engines | 2-Stroke & 4-Stroke outboards (Mercury, Yamaha, Suzuki, Evinrude, etc.) |
| Parallel Configuration | Increase total amp-hour capacity |
| Series Configuration | Up to 4 × 12 V batteries for 24V, 36V, or 48V setups |
| Replacement For | 12V AGM or lead-acid batteries |
| Additional Uses | Trolling motors (12V–36V), electronics, golf carts (36V & 48V) |