Description
PANEL BRAND AND MODEL SUBJECT TO CHANGE. PANEL QUANTITY MAY BE ADJUSTED DEPENDING ON WATTAGE.
A Scalable, Off-Grid-Capable Solar Power System with Redundant Backup and Exceptional Storage
This upgraded Solar Kit is a complete, high-performance energy solution designed for large-scale residential, commercial, or off-grid properties. Now featuring 48 Hyundai 405W bifacial solar panels (or comparable), two Sol-Ark SA-15K-2P inverters, and four EG4 14.3kWh lithium wall-mounted batteries, this system delivers massive energy production, intelligent inverter control, and extended battery backup.
Whether you're building a resilient off-grid homestead or reducing dependence on the grid for a large property, this kit delivers flexibility, reliability, and power—all wrapped in a future-ready architecture.
Key Features
- ~19.2kW of PV Production – 48 Hyundai 405W panels (or comparable) with bifacial boost provide reliable energy even in partial shade or winter lighting conditions.
- Redundant Dual-Inverter Design – Two Sol-Ark SA-15K-2P inverters provide 30kW of continuous power, support split-phase 120/240V output, and ensure system reliability with load-sharing and seamless failover.
- Massive 57.2kWh LiFePO₄ Storage – Four EG4 14.3kWh batteries give you high-cycle, cold-weather-capable storage for extended backup and energy autonomy.
- Scalable and Modular – Expandable to 12 inverters and dozens of batteries to meet long-term energy growth needs.
- All-in-One Smart Management – Built-in Wi-Fi, app control, MPPT solar charging, battery management, and generator input control—all accessible from a single dashboard.
Technical Specifications
Hyundai HiS-S405YH(BK) Solar Panels (OR COMPARABLE) - 48 Units
| Specification | Details |
|---|---|
| Model Number | HiS-S405YH(BK) |
| Power Output | 405W |
| Cell Type | Monocrystalline PERC (132 half-cut) |
| Module Efficiency | Up to 20.3% |
| Bifacial Gain | Up to 25% rear-side gain |
| Total Array Output (48x) | 19,440W |
| Max System Voltage | 1,500V DC |
| Operating Temp Range | -40°C to +85°C |
| Wind/Snow Load | 2400 Pa / 5400 Pa |
| Warranty | 25-year product and performance |
Sol-Ark SA-15K-2P Hybrid Inverter/Charger (x2)
| Specification | Details |
|---|---|
| Model Number | SA-15K-2P |
| Nominal Output Voltage | 120/240V Split Phase |
| Continuous Output Power | 15,000W per inverter (30,000W total) |
| Surge Power Capacity | Up to 30,000W (per inverter) |
| PV Input Power | Up to 19,500W per unit |
| MPPT Channels | 3 per inverter |
| Max Solar Voltage (Voc) | 500V DC |
| Parallel Support | Yes (up to 12 total) |
| Communications | RS485, CAN, Wi-Fi, Ethernet |
| Enclosure Rating | NEMA 3R / IP65 |
| Warranty | 10 years |
EG4 14.3kWh LiFePO₄ Battery (4x = 57.2kWh Total)
| Specification | Details |
|---|---|
| Model Number | EG4-14.3WM |
| Chemistry | Lithium Iron Phosphate (LiFePO₄) |
| Voltage / Capacity | 51.2V / 280Ah |
| Energy per Unit | 14.3kWh |
| Total System Capacity | 57.2kWh |
| Cycle Life | 8,000+ @ 80% DOD |
| Self-Heating Function | Yes |
| Operating Temp | Charge: 32–113°F / Discharge: -4–122°F |
| Enclosure | IP65 |
| Certifications | UL1973, UL9540A |
| Warranty | 10 years |
Why This Kit?
- Built for Off-Grid Living – Power an entire off-grid home, cabin, farm, or facility with complete solar autonomy.
- Redundant & Reliable – Dual inverters offer failover protection and load balancing.
- Flexible & Expandable – Add panels, batteries, or inverters without needing to rebuild the system.
- Power Storage You Can Trust – EG4 LiFePO₄ batteries offer deep cycling, cold-weather charging, and long life.
- Full Control Anywhere – Monitor energy use, battery health, and solar performance remotely via mobile app.
Specs & Info