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Monster Marine Lithium | 12v 50Ah Deep Cycle Lithium Marine Battery "Hyena" - Bluetooth - MML-CW1250B

12v 50Ah Deep Cycle Lithium Marine Battery "Hyena" – Bluetooth | MML-CW1250B

Power Meets Portability. Built for the Outdoors.

The 12v 50Ah Deep Cycle Lithium Marine Battery "Hyena" – MML-CW1250B is the ultimate lightweight power solution for anglers, kayakers, and outdoor adventurers. Weighing just 11 lbs, this compact battery is powered by premium LiFePO4 (Lithium Iron Phosphate) technology, delivering twice the power, four times the lifespan, and nearly 70% less weight than comparable lead-acid batteries.

With Bluetooth monitoring through our iOS & Android app, you can easily keep track of battery performance in real time—voltage, temperature, and state of charge, right at your fingertips.

Key Features:

  • Compact & Lightweight (11 lbs)
    Ideal for space-sensitive installs and portable setups.

  • Bluetooth Smart Monitoring
    Stay informed with real-time performance tracking via smartphone.

  • Powerful Performance
    12.8V output, over 4000+ charge cycles, and reliable deep cycle delivery.

  • Plug-and-Play Installation
    Get powered in minutes—no complicated wiring.

  • Expandable System

    • Series: Connect up to 4 for 24V, 36V, or 48V systems

    • Parallel: Boost amp-hour capacity for extended runtime

Perfect For:

  • 12V electronics (fish finders, depth finders, GPS)

  • Trolling motors (Minn Kota, Garmin, Lowrance, Rhodan & more)

  • Kayak power setups

  • Off-grid and outdoor equipment

  • SLA battery replacement for 12V systems

Charger Compatibility:

This battery works with popular AGM-mode chargers, including:

  • Minn Kota (Precision & Digital)

  • Dual Pro

  • NOCO

  • Real Pro

  • Pro Sport

Note: Charger must support AGM charging capabilities.

Specification

Weight
11.5 lbs

Size Dimensions
L 7.5 in (195mm) x W 5in (130mm) x H 6.5 in (154mm)

Voltage
12.8V

Energy
640 Watts (Wh)

Amp-Hours
50Ah

Charge Volts
14.6v
Max charge current 50A

Continuous Discharge Amps
60A max

Terminals
M8 bolt

**SAFETY-INSPECTED CYLINDERS** Ships FREE, Fast, & Insured

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**RELIABLE COMMERCIAL STOCK** Expert Vetted

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**FULL REGULATORY COMPLIANCE** USA & International

Why Shop With Us?

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Fast & Free Shipping

Enjoy free, fast delivery on all orders. Your products will be dispatched within 48 hours.

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30-Day Guarantee

Not satisfied? We offer a hassle-free 30-day money-back guarantee on all our products.

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Guaranteed Purity & Performance

We provide certified gas with 99.9% minimum purity, preventing system contamination and ensuring optimal HVAC function.

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