
| Inverter Type | On-grid | 
| MPPT | 2 | 
| Inverter Power | 4 kW | 
| Number of phases | 3 | 
| Inverter Type | On-grid | 
| MPPT | 2 | 
| Inverter Power | 4 kW | 
| Number of phases | 3 | 
| Series Name | SDT G2 PLUS+ Series | 
| Series AC Power Range (kW) | 4.4-22 | 
| Model Name | GW4000-SDT-20 | 
| Product Warranty (Years) | 5 | 
| Max. DC Voltage (V) | 1000 | 
| Max. DC Current (A) | 16 | 
| Maximum AC Power (kW) | 4.4 | 
| Output AC Voltage Range (V) | 180-270 | 
| Nominal AC Voltage (V) | 400 | 
| Maximum AC Current (A) | 6.4 | 
| Frequency Range (Hz) | 45 ~ 55 / 55 ~ 65 | 
| Frequency (Hz) | 50/60 | 
| Power Factor | ~1 (Adjustable from 0.8 leading to 0.8 lagging) | 
| Maximum Efficiency (%) | 98.2 | 
| Euro Efficiency (%) | 97.6 | 
| Operating Temperature Range (°C) | -30 ~ +60 | 
| Protection Class | IP65 | 
| Display | LCD/LED | 
| Protection Features | Anti Island Protection(ENS), Short Circuit Protection, Overvoltage Protection, Overcurrent Protection, Residual Current Device (RCD), Reverse Polarity Protection, Surge Protection | 
| Date of Last Update | 45247 | 
| Height (mm) | 433 | 
| Width (mm) | 354 | 
| Depth (mm) | 147 | 
| Weight (kg) | 15 |