| Published power range | 5–20 kW |
| Scored benchmark | 20 kW |
| Rated AC power | 20 kW |
| Phases | 3-phase |
| Peak efficiency | 98.6% |
| Weighted efficiency | 98.3% |
| Number of MPPTs | 3 |
| Max input current / MPPT | 32 A |
| Ingress protection | IP66 |
| Warranty period | 5 yr |
| Grid & safety certification | IEC 62109 + national grid code certified for 1 market |
Some values are estimated where independent verification was not available: see the full scorecard and review.solar/terms.
SDT G3 · every criterion scored by the live rubric (Solar Analytica inverter rubric v3.6.0), with its recorded value, evidence status, and any linked source. Page 1 carries the buying-decision summary; this page is the full record for verification and right of reply.
| Efficiency | |||
| Peak efficiency (%) | 98.6 | datasheet | Source |
| Weighted efficiency (CEC/Euro %) | 98.3 | datasheet | Source |
| Night standby consumption (W) | 1.0 | datasheet | Source |
| Design & Flexibility | |||
| Number of MPPTs | 3 | datasheet | Source |
| Max DC:AC oversizing ratio | 1.5 | datasheet | Source |
| Max input current per MPPT (A) | 32 | datasheet | Source |
| Thermal & Physical Resilience | |||
| Thermal management | Smart / variable-speed fan | datasheet | Source |
| Ingress protection | IP66 | datasheet | Source |
| Operating temperature range | Standard | datasheet | Source |
| Surge protection | Type II DC + AC SPD | datasheet | Source |
| Features & Integration | |||
| Hybrid / battery capability | String only | datasheet | Source |
| Backup / islanding | No backup | datasheet | Source |
| Monitoring & smart features | App + smart features | datasheet | Source |
| Reactive power range | ±0.8 pf leading/lagging: Q(U) compliant | datasheet | Source |
| Safety & Compliance | |||
| Grid & safety certification | IEC 62109 + grid code, 1 market | datasheet | Source |
| Shutdown / arc safety | String with AFCI (optional / software-activatable) | datasheet | Source |
| Guarantee & Backbone | |||
| Warranty period (yrs) | 5 | stated | Source |
| Warranty assurance | Parts only | stated | Source |
review.solar · audit sheet · Solar Analytica inverter rubric v3.6.0 · https://review.solar/cards/goodwe-sdt-g3-au