Skyenergi Core2 680Ah Lithium Leisure Battery - Bluetooth & Heat-Pad
Product Description
SkyEnergi Core2 680Ah 12V Smart LiFePO4 Lithium Leisure Battery
Ultimate Heavy-Duty Off-Grid & Commercial Smart Lithium Storage Unit UK
The SkyEnergi Core2 680Ah 12V Lithium Iron Phosphate (LiFePO4) leisure battery is the ultimate, commercial-grade energy storage solution designed for massive off-grid power demands, off-grid homes, expedition vehicles, yachts, and heavy mobile workshops. Delivering an extraordinary 8.7kWh of usable energy from a single integrated unit, it removes the need for complex multi-battery parallel wiring and external busbars. Built for extreme environmental conditions, it features an integrated automatic internal heating pad for sub-zero charging down to -20°C, Grade-A prismatic cells, an ultra-heavy-duty 300A Smart BMS, 4,000+ deep cycles, and comprehensive wireless app monitoring.
Why choose the SkyEnergi Core2 680Ah Smart Lithium Leisure Battery?
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Unrivalled 8.7 kWh Usable Energy: Provides a massive 680Ah nominal capacity ($8,704\text{Wh}$ usable energy) in a single housing, replacing large, heavy lead-acid/AGM battery banks with a single high-efficiency lithium module.
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Integrated Automatic Internal Heating Pad: Smart thermal management automatically activates the internal heating pad when temperatures drop below 0°C, enabling safe battery charging in extreme winter conditions (-20°C to +50°C).
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300A Continuous Heavy-Duty BMS: Features an ultra-high-output Smart BMS supporting 300A continuous discharge current (600A peak surge for 5 seconds) to effortlessly run large 3,000W+ continuous AC inverters, heavy induction hobs, air conditioning units, and high-draw electric machinery.
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Grade-A Prismatic Cell Technology: Built with premium prismatic LiFePO4 cells offering 4,000+ charge/discharge cycles at 80% Depth of Discharge (DoD) for over a decade of continuous daily operation.
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Integrated Bluetooth & Smart Communication: Wireless smartphone connectivity provides real-time visibility into State-of-Charge (SoC %), cell balancing, temperature, current draw, and heating pad activation status.
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Comprehensive BMS Safety Protections: Full suite of automated protections against over-charging, over-discharging, over-current, short circuits, high temperatures, and freezing low-temperature charging cut-off.
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Dedicated UK Support: Direct access to Get Green Energy's UK-based technical support team with direct warranty backup.
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Fast UK Delivery: Dispatched directly from Get Green Energy.
Technical Specifications & Dimensions
SkyEnergi Core2 680Ah 12V LiFePO4 Battery (Smart & Heated)
| Feature | Specification |
| Model / SKU | SkyEnergi Core2 680Ah / SE-CORE2-12680H |
| Nominal Voltage | 12.8 V DC |
| Nominal Capacity | 680 Ah (8,704 Wh Usable Energy) |
| Battery Cell Chemistry | Grade-A Prismatic Lithium Iron Phosphate (LiFePO4) |
| Cycle Life | 4,000 Cycles at 80% DoD (25°C) |
| Integrated Heating Element | Automatic Low-Temp Heat Pad (Active during $<0^\circ\text{C}$ charging) |
| Max. Continuous Discharge Current | 300 A DC |
| Peak Discharge Current | 600 A DC (5 seconds) |
| Recommended Charge Current | 50 A to 200 A DC |
| Max. Continuous Charge Current | 250 A DC |
| Charge Cut-off Voltage | 14.6 V DC |
| Discharge Cut-off Voltage | 10.0 V DC |
| Paralleling & Series Support | Supports up to 4 in Parallel (2,720Ah) / Up to 4 in Series (48V) |
| Communication / Wireless | Integrated Bluetooth (Mobile App Monitoring) |
| Terminal Type | Heavy-Duty M8 Stainless Steel Threaded Terminals |
| Operating Charge Temperature | -20°C to +50°C (With Heat Pad Activation) |
| Operating Discharge Temperature | -20°C to +60°C |
| Dimensions (L × W × H) | 620 mm × 280 mm × 245 mm |
| Net Weight | ~58.0 kg |
| Manufacturer Warranty | 5 Years |
Need Help Sizing or Installing Your Off-Grid Power Setup?
If you have questions about high-current cable gauge selection (such as 70mm²–95mm² cabling), 3000W+ inverter setup, fusing, or configuring large-scale lithium storage systems, give us a call on 01684 642370 and our technical team will help you configure the perfect system.