High-performance split-phase hybrid solar inverter designed for North American standard grids, featuring flexible parallel expansion and intelligent cloud management.
| Parameter | GST48-6.6K-U | GST48-8.5K-U | GST48-10.5K-U | GST48-12.5K-U |
|---|---|---|---|---|
| Rated Output Power (W) | 6600 | 8500 | 10500 | 12500 |
| Rated Output Power (VA) | 6600 | 8500 | 10500 | 12500 |
| Max Peak Power (W) | 13200 | 17000 | 21000 | 25000 |
| Rated AC Output | 120Vac, 50/60Hz | 120/240Vac (Single / Split Phase) | 120/240Vac (Single / Split Phase) | 120/240Vac (Single / Split Phase) |
| Output Waveform | Pure Sine Wave | Pure Sine Wave | Pure Sine Wave | Pure Sine Wave |
| Transfer Time (ms) | 10 (typical) | 10 (typical) | 10 (typical) | 10 (typical) |
| Max Parallel Units | 9 | 9 | 9 | 9 |
| Max Battery Inverter Efficiency | 93% | 93% | 93% | 93% |
| Overload Protection | 102% ~ 110%: 5min; 110% ~ 125%: 10s; >125%: 5s | 102% ~ 110%: 5min; 110% ~ 125%: 10s; >125%: 5s | 102% ~ 110%: 5min; 110% ~ 125%: 10s; >125%: 5s | 102% ~ 110%: 5min; 110% ~ 125%: 10s; >125%: 5s |
| Battery Type | Lithium / Lead-acid / User-defined | Lithium / Lead-acid / User-defined | Lithium / Lead-acid / User-defined | Lithium / Lead-acid / User-defined |
| Rated Battery Voltage (VDC) | 48 | 48 | 48 | 48 |
| Battery Voltage Range (VDC) | 40 ~ 60 | 40 ~ 60 | 40 ~ 60 | 40 ~ 60 |
| Max MPPT Charging Current (A) | 120 | 200 | 220 | 240 |
| Max Mains Charging Current (A) | 60 | 100 | 120 | 120 |
| Max Hybrid Charging Current (A) | 120 | 200 | 220 | 240 |
| MPPT Quantity | 1 | 2 | 2 | 2 |
| Max PV Array Power (W) | 6600 | 6600 + 6600 | 6600 + 6600 | 6600 + 6600 |
| Max PV Input Current (A) | 22 | 22 + 22 | 22 + 22 | 22 + 22 |
| Max Open Circuit Voltage (VDC) | 500 | 500 + 500 | 500 + 500 | 500 + 500 |
| MPPT Operating Range (VDC) | 120 ~ 450 | 120 ~ 450 | 120 ~ 450 | 120 ~ 450 |
| MPPT Tracking Efficiency | 99.9% | 99.9% | 99.9% | 99.9% |
| Input Voltage Range (VAC) | 90 ~ 140 | 90 ~ 140 | 90 ~ 140 | 90 ~ 140 |
| Frequency Range (Hz) | 50/60 ± 0.3 | 50/60 ± 0.3 | 50/60 ± 0.3 | 50/60 ± 0.3 |
| Bypass Overload Current (A) | 40 | 50 | 63 | 63 |
| Dimensions (D×W×H) mm | 350×130×455 | 445×130×630 | 445×130×630 | 445×130×630 |
| Weight (kg) | 13 | 25 | 25 | 25 |
| Ingress Protection | IP20 | IP20 | IP20 | IP20 |
| Operating Temperature (℃) | -10 ~ 55 | -10 ~ 55 | -10 ~ 55 | -10 ~ 55 |
| Storage Temperature (℃) | -25 ~ 60 | -25 ~ 60 | -25 ~ 60 | -25 ~ 60 |
| Cooling Method | Forced Air (Adjustable Speed) | Forced Air (Adjustable Speed) | Forced Air (Adjustable Speed) | Forced Air (Adjustable Speed) |
| Embedded Interface | RS485 / CAN / USB / Dry Contact | RS485 / CAN / USB / Dry Contact | RS485 / CAN / USB / Dry Contact | RS485 / CAN / USB / Dry Contact |
| External Module | WIFI / 4G | WIFI / 4G | WIFI / 4G | WIFI / 4G |
| Safety & EMC Certification | CE (IEC62109-1) / EN61000 | CE (IEC62109-1) / EN61000 | CE (IEC62109-1) / EN61000 | CE (IEC62109-1) / EN61000 |



