Clean power conversion
Helps turn stored battery energy into usable AC power for everyday loads, backup circuits, and off-grid applications.
The 11.4kW 48V Split Phase Hybrid Solar Inverter | Whole Home Backup (200A) is built for serious solar and backup power projects where dependable conversion, battery integration, and flexible power management matter. It gives installers and system owners a cleaner path to connect solar, storage, and household loads in one stronger energy setup.
Helps turn stored battery energy into usable AC power for everyday loads, backup circuits, and off-grid applications.
Brings solar input, battery storage, and load support together for a cleaner hybrid power setup.
A strong fit for homes and properties that need dependable power during outages and daily energy use.
Hybrid inverter projects need a balanced setup that can manage solar input, stored energy, and everyday loads without making the installation feel scattered. This model is intended for builds where backup readiness and system flexibility are both priorities.














| 11.4kW 48V Split Phase Hybrid Solar Inverter / Whole Home Backup (200A) | |
| Model SKU | SGN-11K15PRO |
|---|---|
| MODEL | |
| Inverter Model | SGN-11K15PRO |
| Product Type | Inverter |
| ELECTRICAL | |
| CEC Efficiency | 96.5% |
| Maximum PV Input Power | 15,000 W |
| Maximum PV Voltage | 600 V |
| PV Start-Up Voltage | 90 V |
| MPPT Operating Voltage Range | 70-540 V |
| Maximum Input Current per MPPT | 30 A / 22 A / 22 A |
| Maximum Short-Circuit Current per MPPT | 40 A / 30 A / 30 A |
| PV Strings per MPPT | 2 / 2 / 2 |
| Number of MPPTs | 3 |
| Battery Types | Lithium-ion or lead-acid |
| Nominal Battery Voltage | 51.2 V |
| Battery Voltage Range | 40-64 V |
| Maximum Battery Charge / Discharge Current | 210 A / 210 A |
| Maximum Battery Charge / Discharge Power | 10,000 W / 10,000 W |
| Nominal Grid AC Output Power | 11,400 W |
| Maximum Grid AC Output Current | 47.5 A |
| Maximum Grid Passthrough Current | 200 A |
| Nominal Grid Voltage | 120/240 V split phase or 120/208 V two-thirds phase |
| Nominal Grid Frequency | 50/60 Hz |
| Grid Frequency Range | 45-55 Hz / 55-65 Hz, adjustable |
| Nominal Load Output Power | 11,400 W |
| Maximum Load AC Output Power | 11,400 W at power factor 1 |
| Nominal Load Output Current | 47.5 A |
| Nominal Load Output Voltage | 120/240 V split phase or 120/208 V two-thirds phase |
| Nominal Load Output Frequency | 50/60 Hz |
| Transfer Time | 10 ms typical |
| Surge Arresters | DC Type II and AC Type II |
| Integrated Battery Breaker | 300 A |
| Integrated Load Breaker | 2 × 200 A |
| Output Configuration | Split phase |
| Listed System Voltage | 48V |
| Listed Output | 11.4kW |
| CONNECTIONS | |
| Generator Port Capacity | Maximum 100 A / 24,000 W input or output |
| Communication | CAN for BMS, RS485 for meter, RS485 and CAN for parallel operation; optional Wi-Fi / LAN |
| PHYSICAL | |
| Mounting | Wall bracket |
| Inverter Dimensions | 17.6 × 35.5 × 10.6 in (448 × 901 × 270 mm) |
| Inverter Weight | 103.6 lb (47 kg) |
| OPERATING LIMITS | |
| Protection Category | Class I |
| Integrated Protections | DC switch, anti-islanding, AC overcurrent, DC/AC overvoltage, AC short circuit, PV reverse connection, insulation-resistance detection, leakage-current protection, AFCI, and RSD monitoring |
| Maximum Operating Altitude | 2,000 m |
| Ingress Protection | NEMA 3R |
| Operating Temperature Range | -25°C to 60°C; derates above 45°C |
| Safety Certifications | UL 1741, CSA C22.2, and UL 1699B |
| EMC Certification | FCC Part 15 Class B |
| Grid Certifications | UL 1741SA, UL 1741SB, UL 1741 PCS CRD, IEEE 1547, HECO SRD 2.0, and CSIP |
| Warranty | 5 years standard / 10 years where applicable |
Clear answers to common questions about this product, setup, compatibility, and use.