Monster Marine Lithium | 1300CCA 120Ah Dual Purpose Bluetooth Cranking Lithium "Scorpion" - Bluetooth - MML-13C120B
1300CCA 120Ah Dual Purpose Bluetooth Cranking Lithium “Scorpion” – MML-13C120B
Built to Start. Engineered to Endure. Trusted Everywhere.
The MML-13C120B “Scorpion” is a 1300CCA 120Ah Dual Purpose Bluetooth Cranking Lithium Battery that exceeds Mercury Engines' latest spec bulletin—making it the go-to choice for modern, high-performance marine setups.
Real-World Tested. Engineered for Reliability.
Wondering if it works with your engine? Absolutely.
After years of testing across countless setups—from family fishing boats to pro tournament rigs—the Scorpion has proven its unmatched dependability with:
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Mercury Pro XS 4-Stroke & 2-Stroke
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Yamaha 4-Stroke & SHO (all models)
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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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Mercruiser 4-Stroke
Over a year of testing. Zero failures. Maximum confidence.
Key Performance Features:
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1300 Cold Cranking Amps (CCA)
Delivers strong, instant starts in all weather conditions -
120Ah Dual Purpose Capacity
Cranks your engine and powers electronics with ease -
Advanced Built-in BMS (Battery Management System)
Protects against voltage spikes and ensures long-term stability -
Bluetooth Monitoring (iOS & Android)
View real-time battery status and diagnostics from your phone -
Group 31 Form Factor – Weighs Only 26 lbs
Lightweight and easy to install compared to AGM/SLA batteries -
Parallel & Series Compatible
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Parallel: Double capacity to 240Ah
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Series: Up to 48V systems supported (12V, 24V, 36V, 48V)
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Installation:
Plug-and-play setup. Just connect your engine’s positive and negative cables to the battery’s terminals, and you’re ready to go.
Suitable For:
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Starting all 12V marine engines (2-stroke & 4-stroke)
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Powering 12V electronics
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Trolling motors (12V, 24V, 36V systems)
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Lithium upgrade for Group 31 SLA/AGM batteries
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36V & 48V Golf Carts (in series)
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Any high-performance marine or outdoor power setup
Compatible Chargers (AGM Mode Required):
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Minn Kota (Precision & Digital)
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Dual Pro
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NOCO
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Real Pro
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Pro Sport
Specification
Weight
25 lbs (11.8Kg). 60% lighter than 1 SLA battery!
CCA
1300 cold cranking amps
Size Dimensions
L 13 in (330mm) x W 6.8in (173mm) x H 8.8 in (225mm)
Voltage
12.8V
Energy
1280 Watts (Wh)
Amp-Hours
120Ah
Charge Volts
14.6v
Continuous Amps both charge and discharge
200A max
Recommended 100A or less
Terminals
F12 terminals (post that screw in).
Are Solar Guys Pro Authorized Retailers?
Yes! We are proud to be one of the few online retailers who are authorized retailers for every single product we carry!
When Will My Order Ship?
Most orders ship within 1–3 business days. You’ll get a tracking number as soon as it ships via email!
Do We Accept Returns?
Yes absolutely, we have a no-hassle, 30-day return policy on all items! To refer to the full policy, click HERE
Are Products Brand New?
Yes! All products on Solar Guys Pro are 100% brand-new and in perfect condition.
We do not sell any used or refurbished items.
Orders over $500 include a FREE (Normally $149.99) 80-Page DIY Solar eBook — added automatically at checkout.
Frequently Asked Questions
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