⚡ Monster Marine Lithium™ MML-CW3650B “The Silverback”
36V 50Ah Bluetooth Deep Cycle Trolling Battery
Overview
Introducing The Silverback — the perfect balance of strength, intelligence, and efficiency in a compact 36-volt design.
Built with advanced Lithium Iron Phosphate (LiFePO₄) technology and integrated Bluetooth connectivity, this battery gives anglers reliable power and real-time performance data right from their phone.
At just 34 lbs, this single 36V battery replaces three conventional 12V marine batteries, freeing up space and drastically reducing weight.
It’s the ultimate solution for anglers who need consistent power, less clutter, and maximum efficiency on the water.
Key Features
✅ One Battery, Triple the Output
Replaces three 12V batteries — saving space, simplifying wiring, and reducing overall boat weight.
📱 Integrated Bluetooth Monitoring
Track real-time voltage, current, capacity, and battery health directly from your smartphone via the MMLithium app.
⚡ Lightweight, Heavy-Duty Power
Power that weighs less — dramatically lighter than lead-acid with more muscle in every amp.
🔋 LiFePO₄ Technology
Provides double the usable power, four times the cycle life, and consistent voltage output from start to finish.
➕ Expandable Power
Easily connect a second in parallel (positive to positive, negative to negative) to double capacity.
🪛 Plug-and-Play Installation
Connect your trolling motor directly to the battery — no complex setup required.
⚙️ Specifications
| Category |
Details |
| Weight |
34 lbs (16.7 kg) |
| Dimensions (L × W × H) |
13 in × 6.77 in × 8.5 in (330 × 172 × 228 mm) |
| Nominal Voltage |
38.4 V |
| Nominal Capacity |
50 Ah |
| Energy |
1920 Wh |
| Charge Voltage Range |
43.8 V |
| Max Charge Current |
50 A |
| Continuous Discharge Current |
100 A max |
| Terminal Type |
M8 Brass Bolt |
| Battery Chemistry |
Lithium Iron Phosphate (LiFePO₄) |
| Cycle Life |
4000+ cycles |
| Bluetooth Functionality |
Built-in Smart Monitoring via App |
⚓ Applications
| Use Case |
Compatibility |
| Primary Use |
36 V trolling motors |
| Parallel Configuration |
Connect Multiple in parallel for extended run time. |
| Replacement For |
(3) × 12 V SLA batteries |
| Compatible Brands |
Minn Kota • Garmin • Lowrance • Rhodan • All 36 V trolling motors |
