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Local Pickup Pre Sale WattCycle 12V 314Ah Ultra Bluetooth LiFePO₄ Battery with 300A BMS
Winter Thank You Flash Sale Ends In:
- Ultra-level Energy: 142Wh/L energy density, 12.8V|314Ah|4019Wh—strong capacity in a compact form at just 61.72lbs, sized at 20.63 × 9.65 × 8.66 inch.
- Ultra-level Scenario Adaptation: built for RV, Off-Grid, UPS, Boat & Fishing, and Home Emergency Storage—one battery ready for all key power needs.
- Ultra-level 300A BMS: supports 3840W continuous output and 350A peak discharge with full protection from overload, short circuit, and imbalance—powering high-demand devices together with confidence.
- LiFePO4 EV-A+ Grade Cells: 6000 cycles @80%DOD, over 10 years of durable lifespan.
- Low-temp Cut-off: Automatic shutdown at -4°F to prevent cold damage.
- Bluetooth: Real-time monitoring, one-click control and viewing via smartphone.
- 4S4P: Expandable to 64.3kWh home-level energy storage.
- IP Rating 65: More reliable for outdoor use in rain and dust.
- Shock-resistant and Durable: Full aluminum internal frame for longer lifespan.
- 30% faster Heat Dissipation: Built-in cooling fins for greater stability under heavy load.
Free local shipping for all orders, except some areas need extra shipping cost.
Our batteries come with a 5-year warranty, which can be extended to 7 years total upon product registration. Accessories are covered by a 1-year warranty, and like-new (refurbished) batteries include a 1-year warranty.
For full terms, conditions, and claim details, please visit:
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Fast, Free Shipping
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30-Day Money-Back Guarantee
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Hassle-Free Warranty
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Lifetime Customer Support
Tech Specs
General
| Dimensions (Inches) | 20.63 (L) × 9.65 (W) × 8.66 (H) |
| Weight | 61.72lbs / 28kg |
| Waterproof Rating | IP65 |
| Warranty | Sign Warranty to extend for 7 years |
| Case Material | ABS+PC/UL94 V-0 |
| Terminal | M8 bolts |
Battery BMS
| BMS | 300A |
| Standard/Max. Continuous Charging | 62.8A/300A |
| Max. Continuous Discharge Current | 300A |
| Over-current Discharge Protection | 310A±10A |
| Over-current Charge Protection | 310A±10A |
| Short Circuit Current Protection | Support |
| Release Condition | Cut Load |
| Charging High Temperature Protection | 140°F ~ 158°F / 60°C ~ 70°C |
| Discharging High Temperature Protection | 149°F ~ 167°F / 65°C ~ 75°C |
| High Temperature Protection Release Condition | Drop by 41°F ~ 59°F / 5°C ~ 15°C |
| Charging Low Temperature Protection | 23°F ~ 41°F / -5°C ~ 5°C |
| Discharge Low Temperature Protection | -13°F ~ 5°F / -25°C ~ -15°C |
| Low Temperature Protection Release Condition | Rise by 41°F ~ 59°F / 5°C ~ 15°C |
| Rated Voltage | 12.8V |
| Standard Charging Voltage | 14.6V±0.2V |
| Shipping Voltage | 12.8V~13.5V |
| Shipping Capacity | 50% |
| Cycle Life | 6000@80%DOD |
| Self Discharge Rate | <3%/Month |
| Series & Parallel Connections | Max. 4 Parallel 4 Series |
| Cell Certifications | UL1642/UL2580/UN38.3 |
