| Published power range | 420–435 W |
| Scored benchmark | 435 W |
| Module efficiency | 22.3% |
| Temp. coefficient Pmax | -0.29 %/°C |
| First-year degradation | 1% |
| Annual degradation | 0.31 %/yr |
| Product warranty | 30 yr |
| Performance warranty | 30 yr |
| Encapsulation | Glass-glass (framed) |
| Hail resistance | IEC 61215 standard (25mm) |
Some values are estimated where independent verification was not available: see the full scorecard and review.solar/terms.
Panel vision · every criterion scored by the live rubric (Solar Analytica panel rubric v2.14.0), 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.
| Architecture & Design | |||
| Cell technology tier | TOPCon tier | datasheet | Source |
| Encapsulation & frame construction | Glass-glass (framed) | datasheet | Source |
| Fire classification (IEC 61730) | Certified | stated | Source |
| Efficiency & Yield | |||
| Module efficiency (%) | 22.3 | datasheet | Source |
| Temp coefficient Pmax (%/C) | -0.29 | datasheet | Source |
| Bifaciality factor (%) | 80.0 | stated | Source |
| Durability (verified) | |||
| Positive loading (MQT16, Pa) | 8100 | stated | Source |
| Negative loading (MQT16, Pa) | 3600 | stated | Source |
| PID (IEC TS 62804) | Claimed, no test cited | stated | Source |
| Salt mist (IEC 61701) | Not Listed | reviewed absence | Source |
| Hail resistance | IEC 61215 standard (25mm) | datasheet | Source |
| Ammonia resistance (IEC 62716) | Not listed | reviewed absence | Source |
| LeTID resistance (IEC TS 63342) | Independently tested / certified, figure not published | datasheet | Source |
| Performance & Degradation | |||
| Guaranteed end-of-warranty output (%) | 90.0 | datasheet | Source |
| First-year degradation (%) | 1.0 | datasheet | Source +1 |
| Annual degradation (%/yr) | 0.31 | datasheet | Source +1 |
| Performance guarantee period (yrs) | 30 | datasheet | Source +1 |
| Guarantee & Backbone | |||
| Guarantee period (yrs) | 30 | datasheet | Source +1 |
| Guarantee assurance | Parts, Service & Transport | datasheet | Source +1 |
| Warranty transferability | Fully transferable (new owner, no registration required) | datasheet | Source +1 |
| Manufacturing track record | 15+ years, field-proven | datasheet | Source +1 |
| Sustainability | |||
| End-of-life & recycling disclosure | Take-back or recycling program published | datasheet | Source +1 |
review.solar · audit sheet · Solar Analytica panel rubric v2.14.0 · https://review.solar/cards/solarwatt-solarwatt-panel-vision-glass-glass-german-made