12v 344Ah Lithium Deep cycle MML-12344B Bluetooth
12v 344Ah Lithium Deep cycle MML-12344B Bluetooth is backordered and will ship as soon as it is back in stock.
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Payment
Payment
- Credit Cards: We accept major credit cards, including Visa, Mastercard, American Express, and Discover.
- Apple Pay & Google Pay: Simplify your checkout process using these digital wallets.
- Shop Pay: For faster checkouts and secure payment processing.
Shipping
Shipping
Ground, 2nd Day Air and Next Day Air available ! Same Day Shipping if your order is placed by 4pm Eastern
Returns
Returns
At Harbor Supply, we aim to ensure you’re completely satisfied with your purchase. If you need to return an item, you have 90 days from the date of delivery to initiate a return.
Eligibility for Returns:
To be eligible for a return:
- The item must be in its original condition—unused, unworn, with all tags still attached, and in its original packaging.
- You’ll need the receipt or proof of purchase.
Please note, returns must be authorized before sending any items back. Items returned without prior authorization will not be accepted.
Description
Description
When you're looking for something to fit your battery needs and you don't want to worry about running out, well look no further. Our Mammoth 12v 344Ah deep cycle battery is where Monster Marine Lithium has designed, tested, and built a battery like no one else. Built out of Lithium Iron Phosphate technology, using only Grade A cells, installing the most advanced BMS system on the market, and adding in our rugged internal construction. This battery is built to handle all the uses and conditions you have for it! With a 4000+ charge cycle rating it will last up to 10x longer than your typical SLA battery. Although we are marine battery specialist this battery is optimized to be used in: marine, RV's, Solar Energy, and electric vehicles such as Golf Carts.
Other compatible AGM chargers that work with this 12v 344Ah lithium:
Minn Kota (precision and digital)
Dual pro
Noco
Real Pro
Pro sport
All chargers above must have AGM charging capabilities.
Specifications
Weight
61 lbs (27.6Kg).
Size Dimensions
L 13.5 in (343mm) x W 7.25in (184mm) x H 9.75 in (247mm)
Voltage
12.8V
Energy
4,403 Watts (Wh)
Amp-Hours
344Ah
Charge Volts
14.6v
charge amps: 150A max recommended
Continuous Amps
250A max
Terminals
F12 terminals (post that screw in).
Suitable For
- All 12v electronics (preferred because of steady voltage)
- 12v trolling motors
- Connect up to 4 in series for 24v, 36v, or 48v
- Connect as many as you’d like in parallel
- LiFePO4 replacement for SLA 12v
- Minn Kota Trolling Motors
- Garmin Trolling Motors
- Lowrance Trolling Motors
- Rhodan Trolling Motors
- Ideal for ALL Trolling Motors
- Over 4000+ Charge cycles
- Golf Carts
- RV's
- Solar Energy



