| Published power range | 15–30 kW |
| Scored benchmark | 30 kW |
| Rated AC power | 30 kW |
| Peak efficiency | 98% |
| Weighted efficiency | 97.7% |
| Number of MPPTs | 3 |
| Max input current / MPPT | 36 A |
| Ingress protection | IP66 |
| Warranty period | 10 yr |
| Grid & safety certification | IEC 62109 + national grid codes certified for 3+ markets |
| Manufacturing track record | 10-15 years |
Some values are estimated where independent verification was not available: see the full scorecard and review.solar/terms.
X3 Ultra · 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 | datasheet | Source |
| Weighted efficiency (CEC/Euro %) | 97.7 | datasheet | Source |
| Design & Flexibility | |||
| Number of MPPTs | 3 | datasheet | Source |
| Max DC:AC oversizing ratio | 2 | datasheet | Source |
| Max input current per MPPT (A) | 36 | 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 | Hybrid (battery-ready) + backup | datasheet | Source |
| Backup / islanding | Whole-home / full backup | datasheet | Source |
| Monitoring & smart features | App + smart features | datasheet | Source |
| Safety & Compliance | |||
| Grid & safety certification | IEC 62109 + grid codes, 3+ markets | datasheet | Source |
| Shutdown / arc safety | String with AFCI (optional / software-activatable) | datasheet | Source |
| Guarantee & Backbone | |||
| Warranty period (yrs) | 10 | datasheet | Source |
| Warranty assurance | Parts only | datasheet | Source |
| Manufacturing track record | 10-15 years | datasheet | Source |
| Energy Ecosystem | |||
| Open protocol & API maturity | Proprietary / no documented API | datasheet | Source |
| VPP & grid services readiness | VPP-capable (protocol ready, no confirmed live program) | datasheet | Source |
| EV charging integration | No EV integration | reviewed absence | Source |
| Thermal load management | Smart relay switching (excess solar triggered) | datasheet | Source |
| Smart home & IoT depth | No local smart home integration | reviewed absence | Source |
| Firmware & security disclosure | Firmware updates referenced; no security documentation | datasheet | Source |
review.solar · audit sheet · Solar Analytica inverter rubric v3.6.0 · https://review.solar/cards/solax-x3-ultra-30-au