


EPOCH Lithium Batteries
Massive capacity. Unmatched longevity. Built for marine, RV, solar and off-grid systems. The Eco Series 12 V 314 Ah LiFePO₄ from Epoch gives you serious energy storage in a compact form – perfect when you need runtime, reliability and minimal maintenance.
| Specification | Value |
|---|---|
| Nominal Voltage | 12.8 V |
| Rated Capacity | 314 Ah |
| Max Continuous Discharge | 250 A |
| Peak Discharge (5 s) | 750 A |
| Max Continuous Charge | 250 A |
| Operating Voltage Range | 10.0 V–14.6 V |
| Cell Chemistry | LiFePO₄ (Lithium Iron Phosphate) |
| Cycle Life | 8,000+ cycles |
| Dimensions (L×W×H) | ~15.5″ × 7.63″ × 10.0–10.5″ |
| Weight | ~57 lb |
| Series/Parallel Capability | Up to 4 in series (48 V) or 16 in parallel (~64.3 kWh) |
| Warranty | 6-year manufacturer warranty |
Backed by a 6-year manufacturer warranty when registered. Engineered for high-demand, mission-critical systems. :contentReference[oaicite:7]{index=7}
Q: Can this battery replace multiple standard AGM/lead-acid batteries?
A: Yes — thanks to LiFePO₄ chemistry and high capacity, one 314 Ah unit can replace multiple lead-acid batteries of similar nominal rating, and deliver far more usable energy. Q: Can I link batteries for bigger systems?
A: Absolutely – connect up to 4 in series (48 V) or up to 16 in parallel (~64.3 kWh) for large systems. :contentReference[oaicite:8]{index=8} Q: Is it suited for marine use in harsh conditions?
A: Yes – rated to discharge at -20 °C and charge down to 0 °C; rugged design intended for harsh environments. :contentReference[oaicite:9]{index=9} Q: How is the weight vs lead-acid?
A: At ~57 lb, you’ll save significant weight compared to diesel-flooded banks, helping performance on boats or vans.
When you buy from TBNation, you’re not just purchasing a battery — you’re getting expert insider support: we understand marine and van installs, load/capacity matching, brisk shipping, and premium packaging. Skip the guesswork. Get pro advice and the right product up front.
Ready for big-time energy storage and performance? Add the Epoch 12 V 314 Ah Eco Series LiFePO₄ Battery to your cart now and get reliable, long-life deep-cycle power you can count on.

For the most accurate, secure, and affordable international or freight shipping quote, please reach out to us directly via our Contact Us Page.
Depending on your choice of variant and speed, you can expect between 1.5 hours at wide-open throttle to over 5 hours at trolling speeds. Both options offer exceptional range.
Absolutely. The sea eagle fishskiff completely deflates and rolls up, while the electric outboard motor features a quick-release battery and foldable design, eliminating the need for a trailer.
This varies heavily by country and region. While electric outboard setups often bypass strict gas engine regulations, many locations still require a basic watercraft registration for any motorized sea eagle boat.
Absolutely. The sea eagle boat features a high-pressure 1000 Denier drop-stitch hull that inflates up to 15 psi, making the deck as rock-solid as a rigid fiberglass platform so you can cast with total confidence.
Yes, both the sea eagle fishskiff and the epropulsion motor are fully engineered for harsh marine environments. The motor features high-quality anodized aluminum and powder coating to resist corrosion, though we always recommend a quick freshwater rinse after a salt run.
You can go from a completely packed car trunk to floating on the water in roughly 12 to 15 minutes using an electric pump, completely eliminating the need for boat ramps or storage fees.
Yes! The integrated lithium battery supports on-the-go charging via compatible solar panels, allowing you to seamlessly extend your range on sunny days while running your epropulsion motor.