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12V 300Ah (3.84kWh) Pro Series - LiFePO4 Cranking & Deep Cycle Lithium Battery (Dual Purpose) 12V 300Ah (3.84kWh) Pro Series - LiFePO4 Cranking & Deep Cycle Lithium Battery (Dual Purpose)
SKU: DP12300H
- 2.7 Allowed MAX charge current 300.0A @25℃
- 2.9 Allowed MAX discharge current 300.0A @25℃
- 2.22 Self-discharge rate2 Residual capacity ≤3%/month ≤15%/year
The Epoch 12V 300Ah (3.84kWh) Pro Series - LiFePO4 Cranking & Deep Cycle Lithium Battery (Dual Purpose) gives customers a lithium iron phosphate power option for solar and off-grid power and backup energy storage. It is a strong fit for shoppers comparing dependable LiFePO4 batteries for cleaner energy storage, lighter maintenance, and a more modern replacement path than traditional lead-acid battery setups.
Use this model when you need a 12v, 300ah, 3.84kwh, and pro series that can support mobile, marine, golf cart, backup, or off-grid electrical systems depending on the installation. The description is written for real-world buying decisions: voltage, capacity, fitment, monitoring features, and charging compatibility should all be checked against your existing equipment before purchase.
- Core configuration: 12V, 300Ah, 3.84kWh, and Pro Series
- Best-use applications: solar and off-grid power and backup energy storage
- Notable features: dual-purpose starting and deep-cycle capability
- SKU: DP12300H
For the best long-term setup, pair this battery with the correct charger, cable sizing, fusing, and voltage-compatible equipment. When comparing models, focus on usable capacity, system voltage, communication features, installation space, and how the battery will be charged day to day.
Plan a lithium battery change
If you are replacing an RV lead-acid battery, our RV lead-acid to lithium guide explains charging, wiring and compatibility checks before changing chemistries.
Compare before you choose
Compare nominal voltage, stored energy, BMS current, temperature protection and communication before sizing a bank.
See the 12V 300Ah (3.84kWh) Essential Series - Bluetooth & Heated LiFePO4 Battery for another Epoch Batteries battery option.
| 12V 300Ah (3.84kWh) Pro Series - LiFePO4 Cranking & Deep Cycle Lithium Battery (Dual Purpose) | |
| Selected variant SKU | DP12300H |
|---|---|
| MODEL | |
| Model / SKU | DP12300H |
| Product Type | Battery |
| ELECTRICAL | |
| Series | Pro Series |
| Battery type | Dual-purpose cranking and deep-cycle LiFePO4 battery |
| Chemistry | LiFePO4 / lithium iron phosphate |
| Cell configuration | 4S3P |
| Nominal voltage | 12.8V |
| Nominal capacity | 300Ah |
| Nominal energy | 3.84kWh / 3840Wh |
| Operating voltage range | 10.0V – 15.4V |
| Maximum charge voltage | 15.4V |
| Max continuous discharge | 300A |
| Max continuous charge current | 300A |
| Recommended charge current | 150A |
| Recommended discharge current | 150A |
| Cranking peak current | 1,000A @ 5 seconds; 800A @ 10 seconds |
| Series connections | Max 4 batteries in series, up to 48V |
| Parallel connections | Max 16 batteries in parallel |
| Bank design note | Use matched batteries of the same model, age, capacity, and state of charge |
| Bulk / absorption voltage | 14.2V – 14.6V |
| Float voltage | 13.4V – 13.8V |
| Recommended charge rate | 50% of the battery or battery-bank capacity |
| Battery Features | LiFePO4 chemistry |
| CONNECTIONS | |
| Bluetooth | Yes — iOS / Android app support with over-the-air firmware updates |
| Communications | CANBUS / RS485, including Victron ecosystem communication support |
| Terminal type | M8 bolt |
| Terminal torque | 8–10 N·m |
| PHYSICAL | |
| Battery group size | Group 8D footprint |
| Length | 19.70 in / approx. 50.04 cm |
| Weight | 81 lbs / approx. 36.7 kg |
| Enclosure protection | IP67 |
| OPERATING LIMITS | |
| Cycle life | 6,000+ cycles |
| Short-circuit protection | 1200A / 500µs |
| Charge temperature range | -20°C to 55°C / -4°F to 131°F, with heating |
| Discharge temperature range | -20°C to 60°C / -4°F to 140°F |
| Recommended storage temperature | 0°C to 35°C / 32°F to 95°F |
| Battery charge temperature range | 0°C to 55°C / 32°F to 131°F |
| Battery discharge temperature range | -20°C to 60°C / -4°F to 140°F |
| Certifications | UL1973, RoHS, CE |
| Waterproof rating | IP67 |
| 4.5.3 APP interface display | ___________________________________________________________23 |
| 2.7 Allowed MAX charge current 300.0A | @25℃ |
| 2.9 Allowed MAX discharge current 300.0A | @25℃ |
| 2.22 Self-discharge rate2 Residual capacity ≤3%/month | ≤15%/year |
| Recover capacity ≤1.5%/Month | ≤8%/ year |
Frequently Asked Questions
Clear answers to common questions about this product, setup, compatibility, and use.