Epoch Batteries
Epoch 12V 300Ah LiFePO4 Dual Purpose Battery | 6000 Cycles | IP67 Rated | Internal Heating
The Epoch 12V 300Ah LiFePO4 Dual Purpose Battery delivers powerful performance, advanced safety, and long cycle life for demanding energy storage needs. Ideal for RVs, marine, off-grid, and backup applications, this battery is engineered with IP67 waterproof protection, internal heating for cold-weather use, and a robust BMS for maximum reliability. With up to 6000 cycles, it ensures lasting value and peace of mind in any environment.
Epoch 12V 300Ah LiFePO4 Dual Purpose Battery Features
High Capacity – 300Ah of reliable LiFePO4 storage for long-lasting power.
Dual Purpose – Perfect for deep cycle and starter applications.
Waterproof IP67 Rating – Fully protected against water ingress for rugged environments.
Internal Heating – Built-in heating system allows charging even in cold climates.
Long Life Cycle – Up to 6000 cycles at 80% depth of discharge.
Smart BMS – Advanced Battery Management System ensures safe, optimized operation.
Maintenance-Free – Zero maintenance required with no acid or fumes.
Epoch 12V 300Ah LiFePO4 Dual Purpose Battery Applications
RVs – Powers onboard appliances, lighting, and climate systems during travel or off-grid camping.
Marine – Delivers dependable energy for boats, trolling motors, and navigation systems.
Off-Grid Solar – Ideal for storing solar energy in cabins, tiny homes, or remote setups.
Backup Power – Keeps essential devices running during outages in homes or businesses.
Overlanding – Perfect for rugged adventures, powering fridges, gear, and electronics in remote areas.
What’s Included?
1x Epoch 12V 300Ah LiFePO4 Dual Purpose Battery
Warranty
11-Year Manufacturer Warranty
Epoch 12V 300Ah LiFePO4 Dual Purpose Battery Specifications
| Weight (lbs) | 81 |
| Length | 19.70' |
| Width | 9.84' |
| Height | 9.06' |
| Nominal Voltage | 12.8V |
| Nominal Energy @ 0.2C | 3840.0Wh |
| Nominal Capacity @ 0.2C | 300.0Ah |
| Internal Resistance @ 1kHz AC | <30.0 mΩ |
| Charge Voltage Range | 14.2V |
| Float Voltage Range | 13.8V |
| Allowed Max Charge Current | 300.0A @ 25℃ |
| Recommended Charge Current | 150.0A |
| Allowed Max Discharge Current | 300.0A @ 25℃ |
| Recommended Discharge Current | 150.0A |
| Peak/Surge Current Limit | 1000A @ 5s |
| Short Circuit Protection | 1200A / 500μs |
| End of Discharge | 11 ~ 11.6V |
| Communication | Bluetooth |
| Port | CAN / RS485 |
| Parallel and Series Connection | Max. 16 in parallel only Max. 4 in series and 4 in parallel |
| Terminal and Torque | M8 bolt | 8–10 N·m |
| IP Rating | IP67 |
| Operation Temperature (Charge) | -20 ~ 60℃ |
| Operation Temperature (Discharge) | -20 ~ 60℃ |
| Operation Altitude | <3000m |
| Self-Discharge Rate (Residual Capacity) | ≤3%/month | ≤15%/year |
| Self-Discharge Rate (Recover Capacity) | ≤1.5%/month | ≤8%/year |
| Storage Environment | ≤6 months: 0℃ < T < 30℃ ≤3 months: -10℃ < T < 45℃ |
| Recommended Environment | 15 ~ 35℃ | 5 ~ 75% RH |
| Cycle Life | >6000 cycles |
| Heater | Yes |
Frequently-Asked Questions
Is this battery suitable for starting engines?
Yes, this battery is dual-purpose and supports both deep cycle and starting applications.
Can this battery be charged in cold climates?
Yes, it features internal heating that activates automatically in low temperatures to allow safe charging.
What type of charger should I use?
Use a LiFePO4-compatible charger with appropriate voltage and current settings to ensure battery longevity.