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Epoch 12V 314Ah Marine Lithium Battery – Eco Series LiFePO4 Deep Cycle | Long Life, High Capacity

Epoch 12V 314Ah LiFePO4 deep cycle battery – 8000+ cycles, advanced BMS, IP54 weatherproof design, safe, efficient, and maintenance-free.

PRE-ORDER JULY 1st

Reference: 12314-ECO
$699.00

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The Epoch 12V 314Ah Eco Series LiFePO4 Battery is engineered to deliver exceptional power, safety, and longevity for marine, RV, and off-grid energy systems. With an impressive 8,000+ cycle life, this high-capacity lithium battery offers a sustainable, maintenance-free energy solution built to outperform traditional lead-acid batteries in every way.

Constructed with LiFePO4 (Lithium Iron Phosphate) chemistry, it provides reliable and efficient deep-cycle performance while remaining lightweight and eco-friendly. The Advanced Smart Battery Management System (BMS) includes over 20 integrated safety features, protecting against overcharge, deep discharge, overcurrent, short circuits, and temperature extremes.

Its low-temperature charge protection ensures the battery automatically prevents charging in freezing conditions, safeguarding long-term performance. The IP54 weatherproof design makes it ideal for harsh marine environments, and with series and parallel capability (up to 48V or 64.3 kWh), it’s suitable for large-scale energy systems.

Backed by a 6-year manufacturer warranty, the Epoch 12V 314Ah Eco Series provides the perfect balance of power, reliability, and efficiency for those who demand the best in off-grid and marine energy solutions.


Key Features

  • 12V 314Ah LiFePO4 Deep Cycle Battery – High-capacity power for marine, RV, and solar use

  • 8,000+ life cycles with consistent power delivery

  • Advanced BMS with 20+ built-in protections

  • Low-temperature charge cutoff for automatic freeze protection

  • IP54 weatherproof construction for outdoor and marine use

  • Series and parallel capable – up to 48V or 64.3 kWh systems

  • High discharge output – up to 750A for 5 seconds

  • Maintenance-free & lightweight (57 lbs)

  • 6-year manufacturer warranty

Epoch 12V 314Ah Eco Series – Technical Specifications
Chemistry LiFePO4 (Lithium Iron Phosphate)
Battery Type Deep Cycle – Eco Series
Nominal Voltage 12.8V
Capacity 314Ah
Max Continuous Discharge 250A
Max Continuous Charge 250A
Peak Discharge Current 750A (5 seconds)
Cell Configuration 4S1P
Series Configuration Up to 4 batteries (48V system)
Parallel Configuration Up to 16 batteries (64.3 kWh total)
Max Charge Voltage 14.6V
Operating Voltage Range 10.0V – 14.6V
Cycle Life 8,000+ cycles
Ingress Protection IP54 – Weatherproof
Smart BMS Protections Over/under-voltage, overcurrent, short circuit, temperature disconnects
Low Temp Charge Cutoff Automatic charge protection below 0°C (32°F)
Charge Temperature Range 0°C to 55°C (32°F to 131°F)
Discharge Temperature Range -20°C to 60°C (-4°F to 140°F)
Storage Temperature 0°C to 35°C (32°F to 95°F)
Dimensions (L × W × H) 13.75" base / 15.5" handle × 7.63" × 10.0–10.5"
Weight 57 lbs
Certifications UL1973, RoHS, CE
Warranty 6 Years (Manufacturer)

Recommended Charging Settings

Setting

Value

Bulk / Absorption Voltage

14.2V – 14.6V

Absorption Time

30 minutes per 200Ah (for parallel configurations)

Float Voltage

13.4V – 13.8V

Equalization

Disabled

Temperature Compensation

0 mV/°C (none)

Charge Rate

50% of total battery capacity

Charge Temperature Range

0°C to 55°C (32°F to 131°F)

Discharge Temperature Range

-20°C to 60°C (-4°F to 140°F)

BMS High Voltage Cutoff

14.6V

SoC Recalibration Voltage

14.6V

Warranty & Compliance

The Epoch 12V 314Ah Eco Series LiFePO4 Battery meets UL1973, CE, and RoHS certification standards for safety and reliability. It’s backed by a 6-year manufacturer warranty and complies with the Magnuson-Moss Warranty Act (15 U.S.C. 2302(C)), ensuring that its use will not void manufacturer warranties in marine, RV, or solar applications.

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