Skip to content
Contact Us Price Match Guarantee FAQs Why Buy From Us About Us Customer Reviews Installer Program Build Your System
Epoch Batteries 12V 300Ah Essential Series LiFePO4 Battery

Epoch Batteries 12V 300Ah Essential Series LiFePO4 Battery
$1,199.00 - $1,199.00
$1,199.00
$1,199.00 - $1,199.00
$1,199.00
✓ Authorized Epoch Batteries Dealer
✓ Lowest Price Guaranteed
✓ Brand New & FREE Shipping: In Stock Ready To Ship
✓ Questions? Talk to a Epoch Batteries Expert: 1-303-876-7654
✓ PRICE MATCH GUARANTEE


Renewable Outdoors LLC BBB Business Review

Login for Exclusive Member Pricing.
Not a member? Create a Free Account.

12V 300Ah (3.84kWh) Essential Series - Bluetooth & Heated LiFePO4 Battery

The Epoch 12V 300Ah (3.84kWh) Essential Series - Bluetooth & Heated LiFePO4 Battery is a high-capacity lithium power solution built for demanding deep cycle applications that require reliable, all-season performance. Utilizing advanced LiFePO4 chemistry, this 12V 300Ah lithium battery delivers an impressive 3.84kWh of usable energy, making it ideal for large RV systems, off-grid solar setups, marine applications, and anglers running multiple high-draw electronics or trolling motors. The integrated Bluetooth functionality provides real-time monitoring directly from your smartphone, allowing you to track charge levels, voltage, temperature, and overall battery health with ease.

Designed to perform in a wide range of conditions, this battery features an internal heating system that enables safe charging and consistent output even in cold weather environments. The Epoch 12V 300Ah Essential Series battery offers a significantly longer lifespan compared to traditional lead-acid batteries, with thousands of charge cycles and stable voltage throughout discharge. Its lightweight design improves efficiency and simplifies installation, while the built-in battery management system (BMS) protects against overcharging, over-discharging, overheating, and short circuits. Whether you’re powering a full off-grid system, upgrading your RV energy storage, or building a high-capacity marine setup, this 12V 300Ah lithium battery delivers dependable performance, smart monitoring, and year-round reliability in one powerful package.


Epoch 12V 300Ah Specs & Features

  • LiFePO4 Chemistry - Deep Cycle Battery
  • HEATED - Internal heating allows for charging in sub-zero conditions
  • BLUETOOTH - iOS and Android Apps
  • Built-in Smart Battery Management System (BMS)
  • Over charge and over discharge protection
  • Over current and short circuit protection
  • High & low temperature disconnects
  • Max (4) in Series up to 48V
  • Max (4) in Parallel up to 1,200Ah
  • 4,000+ Cycle life & Maintenance-free
  • Cell Configuration: 4S1P
  • Chemistry: LiFePO4
  • Ah Capacity: 300Ah
  • Max Continuous Discharge Amps: 200A
  • Max Charge Current Amps: 200A
  • Max Discharge Peak Current Amps: 400A (3 Seconds)
  • Series | Parallel: Max (4) in Series, Max (4) in Parallel - 4S4P
  • Voltage: 12.8V
  • Max Charge Voltage: 14.6V
  • Operating Voltage Range: 10.0 - 14.6V
  • Charge Temp Range: -20°C (-4°F) / 55°C (131°F) (with heating)
  • Discharge Temp Range: -20°C (-4°F) / 60°C (140°F)
  • Storage Temp: 0°C (32°F) / 35°C (95°F) (Max 12 Months)
  • Weight: 58 lbs
  • Dimensions (LxWxH): 13.75" 15.5" @ Handles x 7.63" x 10.0" 10.5' with Terminal Bolts (inches)

Your Satisfaction with Epoch Batteries is Guaranteed:

  • 11-Year Limited Warranty
  • Free Shipping & Lowest Price Guaranteed