GoodWe · Three-phase string inverter
SDT G3 Series
Three-phase string inverter, 4–20 kW, with 2 MPPTs for residential and small commercial systems with high-power PV modules.
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GoodWe SDT G3 Series
Three-phase string inverter · 4–20 kW · 2 MPPTs
Rated power4–20 kW
Max. input voltage1100 V
Max. per string22 A
ProtectionIP66
Key features
- Up to 10% additional AC output power (110%) with higher efficiency
- Up to 22 A max. DC input current per string, for high-power modules
- Two MPPTs for flexible system design
- Low start-up voltage for longer generation hours
- Optional AFCI and Type II surge protection on AC and DC sides
- Smart energy management and 24-hour load monitoring with GoodWe smart meter
- Silent operation with natural convection cooling
- Light and compact design, IP66 rating
Specifications by model
| Parameter | GW4000-SDT-30 | GW5000-SDT-30 | GW6000-SDT-30 | GW8000-SDT-30 | GW10K-SDT-EU30 | GW12K-SDT-30 | GW15K-SDT-30 | GW17K-SDT-30 | GW20K-SDT-30 |
|---|---|---|---|---|---|---|---|---|---|
| Max. input voltage | 1100 V | 1100 V | 1100 V | 1100 V | 1100 V | 1100 V | 1100 V | 1100 V | 1100 V |
| Max. input current per MPPT | 22 A | 22 A | 22 A | 22 A | 22 A | 22 A | 22 A | 32/22 A | 32/22 A |
| Number of MPPTs / strings per MPPT | 2/1 | 2/1 | 2/1 | 2/1 | 2/1 | 2/1 | 2/1 | 2/2-1 | 2/2-1 |
| Weight | 14.7 kg | 14.7 kg | 14.7 kg | 14.7 kg | 14.7 kg | 16.2 kg | 16.2 kg | 17.1 kg | 17.1 kg |
| Nominal output voltage | 220/380, 230/400, 240/415 V, 3L/N/PE or 3L/PE | 220/380, 230/400, 240/415 V, 3L/N/PE or 3L/PE | 220/380, 230/400, 240/415 V, 3L/N/PE or 3L/PE | 220/380, 230/400, 240/415 V, 3L/N/PE or 3L/PE | 220/380, 230/400, 240/415 V, 3L/N/PE or 3L/PE | 220/380, 230/400, 240/415 V, 3L/N/PE or 3L/PE | 220/380, 230/400, 240/415 V, 3L/N/PE or 3L/PE | 220/380, 230/400, 240/415 V, 3L/N/PE or 3L/PE | 220/380, 230/400, 240/415 V, 3L/N/PE or 3L/PE |
Specifications are taken from the manufacturer’s official product page and may be changed by the manufacturer. ← Back to the inverter catalog
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