0

Your Cart is Empty

EPOCH Lithium Batteries

12V 100ah EPOCH Eco Series LifePO4 Lithium Battery

299 ENTRIES for Boat Giveaway 🎟️

Split your payment with Shop Pay Installments

  • #1 EPropulsion Dealer in the USA
  • "Lowest Price Guaranteed"
  • Fast & Free Shipping over $200: In Stock - Ships in 2-3 Days In Stock & Ready to Ship In Stock - Ships in 2-3 Days - ETA 3-5 Business Days - ETA 2 Weeks - ETA 1 Month
  • Questions? Call an EPropulsion Expert: 404-720-3975
  • #1 HydroTurf Dealer in the USA
  • Lowest Price Guaranteed
  • Free Shipping Over $200: In Stock - Ships in 2-3 Days In Stock & Ready to Ship In Stock - Ships in 2-3 Days - ETA 3-5 Business Days - ETA 2 Weeks - ETA 1 Month
  • Questions? Call a HydroTurf Expert: 404-720-3975
  • Lowest Price Guaranteed
  • Pre-Order Now - Arrives in
  • The Only USA Authorized Distributor
  • Free & Fast Insured Shipping Over $200
  • Questions? Call an AutoBoat Expert: 404-720-3975
  • Lowest Price Guaranteed
  • Made to Order - Ships in 1 week
  • Free Shipping over $200
  • Questions? Call an Expert: 404-720-3975
  • Lowest Price Guaranteed
  • Out of Stock In Stock and Ready to Ship On Backorder - ETA 1-2 Weeks
  • In Stock and Ready to Ship On Backorder - ETA 1-2 Weeks
  • Free Shipping over $200
  • Questions? Call an Expert: 404-720-3975

Epoch Batteries 12V 100Ah Eco Series LiFePO4 Deep Cycle Battery

Lightweight. Long-lasting. Marine/RV/Solar ready. This isn’t your grandfather’s lead-acid battery. The Epoch Eco Series delivers advanced LiFePO₄ chemistry, serious cycle life, and smart protection—all in a compact Group 24 package.

🔥 Why this battery stands out

  • Ultra-Long Life: 4,500+ deep-discharge cycles—far beyond typical flooded or AGM lead-acid batteries. :contentReference[oaicite:1]{index=1}
  • Light & Compact: Weighs just ~21 lb and fits in Group 24 trays (10.25″ × 6.75″ × 9″) for easy upgrade. :contentReference[oaicite:2]{index=2}
  • Smart & Safe: Built-in BMS with 20+ safety protections including over-charge, over-discharge, short-circuit, temperature cut-offs. :contentReference[oaicite:3]{index=3}
  • Flexible System Design: Connect up to 4 in series (48 V) or up to 16 in parallel (20.48 kWh) for bigger systems. :contentReference[oaicite:4]{index=4}
  • Designed for Harsh Conditions: Low-temperature charge cut-off (0 °C/32 °F), discharge range down to -20 °C; weather rated for marine use. :contentReference[oaicite:5]{index=5}

📋 Specifications at a glance

Specification Value
Nominal Voltage 12.8 V
Rated Capacity 100 Ah
Max Continuous Discharge 100 A
Peak Discharge (5 s) 300 A
Max Charge Current 100 A
Dimensions (L×W×H) 10.25″ × 6.75″ × 9″
Weight ≈ 21 lb
Cell Chemistry LiFePO₄ (lithium iron phosphate)
Cycle Life 4,500+ cycles
Series / Parallel Capability Up to 4 series / 16 parallel (20.48 kWh)
Operating Charge Temp 0 °C to 55 °C (32 °F to 131 °F)
Operating Discharge Temp -20 °C to 60 °C (-4 °F to 140 °F)

💡 Ideal Applications

  • Marine use – trolling motor banks, electronics, system upgrades
  • RV / Van life – lightweight deep-cycle power for pumps, lights, appliances
  • Solar / Off-Grid – stackable design for modular energy storage
  • Backup power – compact and safe alternative to lead-acid for home or cabin backup loads

🔧 What’s in the box

  • Epoch 12V 100Ah Eco Series LiFePO₄ Battery
  • User Manual & Warranty Registration Info

🛡 Warranty & Support

Backed by a 6-year manufacturer warranty (check Epoch Batteries terms). Engineered, supported and trusted for high-demand applications. :contentReference[oaicite:6]{index=6}

📌 FAQ

Q: Can this battery replace a standard lead-acid Group 24?
A: Yes — it’s designed for drop-in replacement, with much greater usable capacity and far lighter weight.

Q: Can I connect multiple batteries for higher voltage or capacity?
A: Absolutely — connect up to 4 in series for a 48 V system, or up to 16 in parallel for up to ~20.5 kWh of storage. :contentReference[oaicite:7]{index=7}

Q: Is it safe to use in cold weather?
A: Yes — the battery has cold-charge cut-off at 0 °C (32 °F) and discharge ratings down to -20 °C, designed for challenging environments. :contentReference[oaicite:8]{index=8}

Q: Does it need maintenance?
A: No watering or acid top-ups. It’s fully maintenance-free thanks to advanced chemistry and BMS protection.

Q: How much weight do I save versus lead-acid?
A: Approximate weight is 21 lb vs traditional 35-50 lb lead-acid of similar capacity—a big win when weight matters (boats, RVs, vans).

📦 Why buy from Tiny Boat Nation?

We’re marine-/RV-/shop-experts. We understand the install, fit, and application challenges. When you buy from us you get:

  • Real-world advice on fit, wiring, and config
  • Fast shipping and packaging optimized for batteries
  • Dedicated support for your system, boat, or van setup

Ready to upgrade your power system? Add the Epoch 12V 100Ah Eco Series LiFePO₄ battery to your cart now and enjoy lightweight, long-lasting, worry-free energy.

Frequently Asked Questions

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.