Deye 11.8kWh Li-Ion Battery –
In stock at supplier. All prices include VAT. 🚚 Same-day delivery available for morning orders in Gauteng, with FREE delivery within 10 km. Orders below R1,500 may incur a delivery fee. Orders containing only one solar panel will incur an additional charge and will be requoted accordingly. If an item becomes unavailable after purchase, we will offer a full refund or an alternative product. 💬 Confirm stock or request a quotation via the WhatsApp button below with our sales team.
R28599.00
In stock at supplier. All prices include VAT. 🚚 Same-day delivery available for morning orders in Gauteng, with FREE delivery within 10 km. Orders below R1,500 may incur a delivery fee. Orders containing only one solar panel will incur an additional charge and will be requoted accordingly. If an item becomes unavailable after purchase, we will offer a full refund or an alternative product. 💬 Confirm stock or request a quotation via the WhatsApp button below with our sales team.
The Deye 11.8kWh Li-Ion Battery (Model: DEYE-SE-F12C) is a high-performance energy storage solution engineered for demanding residential and commercial solar applications. Built to deliver exceptional power output, efficient energy conversion, and long-term reliability, the SE-F12C combines high energy density with advanced protection and intelligent battery management. With a generous 90% Depth of Discharge (DOD), it allows users to maximize usable capacity for daily self-consumption or reliable backup power during outages.
Key Features & Highlights
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High-Power Performance: Features a recommended charge/discharge current of 115A, scaling up to a maximum continuous current of 230A and a 10-second peak discharge of 280A to effortlessly handle high-demand loads.
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Next-Gen GaN MOSFET Technology: Incorporates Gallium Nitride (GaN) MOSFETs to reduce power losses by 50%, enhancing energy efficiency and high-temperature tolerance.
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Integrated PACK Architecture: Maximizes volumetric energy density while minimizing internal electrical line losses for optimized performance.
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Advanced BMS Protection: Intelligent Battery Management System equipped with an active fuse ensures complete monitoring and protection against overcharge, overdischarge, short circuits, and thermal risks.
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High Scalability: Supports seamless parallel connection of up to 32 units, allowing total system capacity to expand flexibly for larger energy storage requirements.
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Smart Monitoring & Management: Built-in auto-networking simplifies system setup, complemented by local battery monitoring and remote ESS visibility for effortless management.
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Maintenance-Free & Quiet: Utilizes natural convection cooling for silent, passive thermal regulation with zero moving parts.
Full Technical Specifications
General & Performance Specifications
| Parameter | Specification |
| Model | DEYE-SE-F12C |
| Battery Chemistry | Lithium-Ion (Li-Ion) |
| Nominal Energy Capacity | 11.8 kWh |
| Depth of Discharge (DOD) | 90% |
| Recommended Charge/Discharge Current | 115A |
| Maximum Continuous Current | 230A |
| Peak Current (10 Seconds) | 280A |
| Cooling Method | Natural Convection Cooling |
| Scalability | Up to 32 units in parallel |
Thermal & Environmental Specifications
| Parameter | Specification |
| Operating Temperature Range | -20°C to 55°C |
| Ingress Protection (IP) Rating | IP21 |
Management & Control Specifications
| Feature | Description |
| Battery Management System (BMS) | Advanced BMS with Active Fuse |
| Switching / Power Components | GaN MOSFET Technology (50% Loss Reduction) |
| System Architecture | Integrated PACK Design (Reduced Line Losses) |
| Networking & Communications | Auto-Networking, Local Battery Monitoring, Remote ESS Monitoring |
Technical Highlights Summary
| Feature | Advantage / Benefit |
| 90% DOD | Maximizes daily usable energy storage capacity |
| GaN MOSFETs | Cuts internal losses by 50% & improves heat handling |
| 32-Unit Parallel | Delivers modular scalability from small homes to large commercial sites |
| Auto-Networking | Speeds up multi-battery configuration and commissioning |
| IP21 Rating | Reliable protection for indoor wall or floor mounting installations |
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