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ECE R10
WattCycle 12V 314Ah Mini Super Powerhouse LiFePO₄ Battery – Bluetooth, 3A Active Balancer & Low-Temp Protection
$979.99 AUD
- Super DIY Serviceable Design: 180L quick-demountable casing, easily swap out cells and parts yourself.
- Super 4-in-1 Switch: One-Key Start/Stop (App-Supported), emergency power cut-off, sleep activation, and low-consumption standby functions.
- Super Mini: Packed in 200% energy in 60% volume of the lead-acid;
386.5*206.3*272.8mm｜
27.4kg (40% smaller & 66% lighter) - Super Balance: Gets 50% longer lifespan. Precise 3A active balancing real-time calibrates cell voltage differences to within ≤0.01V.
- 4kWh Massive Energy: 4019Wh Energy | Continuous Output 2560W; Power your RV camping, fishing trips, off-grid living, or household continuous use for over a day.
- Powerful 200A BMS: Supports 220A at 10s peak discharge, easily drives AC and microwaves, while covering over 20 battery protections.
- 15+ Years of High Performance: Automotive-grade prismatic LiFePO4 Cells with stable structure & 6000+ cycles at 80% DOD.
- Intelligent App for Easy Usage: Bluetooth App for smart monitoring and control, supporting remote start/stop of the battery, perfect for beginners.
- Meet Large Energy Needs: Easily expandable to 4S4P to meet power supply needs for large RVs, villas, and industrial backup.
- Military-Grade Craftsmanship: IP65 Waterproof, Metal bracket, organized internal wiring, and foam insulation protection ensure long-lasting safety and stable energy release from -4℉ to 140℉.
- 5+2 Extended Warranty, Shipping Insurance, Fast and free shipping from the warehouse, and 24-hour professional online guidance.
- Authorized Certifications: IEC/FCC/EMC/RoHS/CE/UN38.3
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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
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WattCycle 12V 314Ah Mini Super — 4kWh in a Compact, Serviceable Case
Engineered for RVers and off-grid builders who run real loads, the 12V 314Ah Mini Super packs ~4kWh into an ultra-compact, serviceable enclosure. A 200A BMS with 3A active balancing helps keep cells in sync for longer life, while a low-resistance internal structure and copper conductors reduce heat under heavy draw. Finished with IP65-rated protection, it’s built to power harder—and last longer.
Tech Specs
General
| Dimensions (L × W × H) | 386.5*206.3*272.8mm/15.22*8.12*10.74in (including handle) |
| Weight | 60.30 lbs/27.4kg ±3% |
| Waterproof Rating | IP65 |
| Warranty | Sign Warranty to extend for 7 years |
| Case Material | ABS+PC/UL94 V-0 |
| Terminal | M8 bolts |
| Bluetooth | Bluetooth 5.0 |
| 3A Active Balancing Trigger Condition: | Start: ΔV ≥ 15 mVStop: ΔV ≤ 8 mV |
Battery BMS
| BMS | 12.8V/200A |
| Standard/Max. Continuous Charging | 62.8A/200A |
| Max. Continuous Discharge Current | 200A |
| Over-current Discharge Protection | 210A±10A |
| Over-current Charge Protection | 210A±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 | IEC/FCC/EMC/RoHS/CE/UN38.3 |
