review.solar · Sourced values document
Hi-MO X10 Scientist LR7-54HVH
480–500 W · 54-cell · HPBC · Rear contact · Mono-glass
LONGi
Premium Performance
Released ~2025 · Evidence checked 2026-08-18 · Scored to Solar Analytica panel rubric v2.14.0
69/100
Very good
Overall
Score by category
Architecture & Design
84
Efficiency & Yield
66
Durability (verified)
48
Performance & Degradation
78
Guarantee & Backbone
78
Sustainability
58
Sourced specification values
Published power range480–500 W
Scored benchmark500 W
Module efficiency24.5%
Temp. coefficient Pmax-0.26 %/°C
First-year degradation1%
Annual degradation0.35 %/yr
Product warranty25 yr
Performance warranty30 yr
EncapsulationGlass-backsheet (standard or unspecified backsheet)
Energy yield test resultNot independently yield-tested
Reliability testingNot independently tested
Carbon footprint / EPDNot published
Hail resistanceIEC 61215 standard (25mm)

Some values are estimated where independent verification was not available: see the full scorecard and review.solar/terms.

Page 2 · Audit sheet: complete sourced record (1 of 2)

Hi-MO X10 Scientist LR7-54HVH · 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 and the next page are the full record for verification and right of reply.

Architecture & Design
Cell technology tierHybrid back-contact (HPBC) tierdatasheetSource
Encapsulation & frame constructionGlass-backsheet (standard or unspecified backsheet)datasheetSource
ContactRear ContactdatasheetSource
Fire classification (IEC 61730)CertifieddatasheetSource +1
Efficiency & Yield
Module efficiency (%)24.5datasheetSource
Independent energy yieldNot independently yield-testedreviewed absenceSource +1
Temp coefficient Pmax (%/C)-0.26datasheetSource
NOCT (C)45reviewed absenceSource
Power tolerance (%)3.0datasheetSource
Durability (verified)
Verified reliabilityNot independently testedreviewed absenceSource +2
Positive loading (MQT16, Pa)5400datasheetSource +1
Negative loading (MQT16, Pa)2400datasheetSource +1
PID (IEC TS 62804)Not addressedreviewed absenceSource
Salt mist (IEC 61701)Not Listedreviewed absenceSource
Hail resistanceIEC 61215 standard (25mm)datasheetSource
Ammonia resistance (IEC 62716)Not listedreviewed absenceSource

review.solar · audit sheet · Solar Analytica panel rubric v2.14.0 · https://review.solar/cards/longi-hi-mo-x10-explorer-lr7-54hvh-490m

Page 3 · Audit sheet: complete sourced record (2 of 2)

Hi-MO X10 Scientist LR7-54HVH · continued from page 2 · Solar Analytica rubric Solar Analytica panel rubric v2.14.0.

Performance & Degradation
Guaranteed end-of-warranty output (%)88.85datasheetSource
First-year degradation (%)1.0datasheetSource
Annual degradation (%/yr)0.35datasheetSource
Performance guarantee period (yrs)30datasheetSource
Guarantee & Backbone
Guarantee period (yrs)25datasheetSource
Guarantee assuranceParts & ServicedatasheetSource
Warranty transferabilityTransferable (buyer registration required within grace period)datasheetSource
Financial strength & warranty backingStable / listedsecondarySource
Manufacturing track record15+ years, field-provensecondarySource
Sustainability
Carbon footprint / EPDNot publishedreviewed absenceSource
End-of-life & recycling disclosureTake-back or recycling program publishedstatedSource

review.solar · audit sheet · Solar Analytica panel rubric v2.14.0 · https://review.solar/cards/longi-hi-mo-x10-explorer-lr7-54hvh-490m