review.solar · Sourced values document
Max 54-cell
490–505 W · 54-cell · N-type silicon · Rear contact · Dual-glass · Monofacial
SunPower
Premium Performance
Released 2026 · Evidence checked 2026-08-07 · Scored to Solar Analytica panel rubric v2.14.0
60/100
Good
Overall
Score by category
Architecture & Design
94
Efficiency & Yield
64
Durability (verified)
46
Performance & Degradation
40
Guarantee & Backbone
66
Sustainability
47
Sourced specification values
Published power range490–505 W
Scored benchmark505 W
Module efficiency24.7%
Temp. coefficient Pmax-0.26 %/°C
EncapsulationGlass-glass (framed)
Energy yield test resultNot independently yield-tested
Reliability testingNot independently tested
Carbon footprint / EPDNot published
Hail resistanceNot listed

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

Max 54-cell · 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 tierFull rear-contact tierdatasheetSource
Encapsulation & frame constructionGlass-glass (framed)datasheetSource
ContactRear ContactdatasheetSource
Fire classification (IEC 61730)CertifieddatasheetSource
Efficiency & Yield
Module efficiency (%)24.7datasheetSource
Independent energy yieldNot independently yield-testedreviewed absenceSource
Temp coefficient Pmax (%/C)-0.26datasheetSource
Durability (verified)
Verified reliabilityNot independently testedreviewed absenceSource
Positive loading (MQT16, Pa)5400datasheetSource
Negative loading (MQT16, Pa)2400datasheetSource
PID (IEC TS 62804)Not addressedreviewed absenceSource
Salt mist (IEC 61701)Not ListeddatasheetSource
Hail resistanceNot listedreviewed absenceSource
Ammonia resistance (IEC 62716)Not listeddatasheetSource
Guarantee & Backbone
Guarantee assuranceNot Listedreviewed absenceSource
Warranty transferabilityNot transferable / not disclosedstatedSource
Financial strength & warranty backingFinancially strong (profitable / strong parent)datasheetSource +1
Manufacturing track record15+ years, field-provendatasheetSource +1
Sustainability
Carbon footprint / EPDNot publishedreviewed absenceSource
End-of-life & recycling disclosureRecyclability claims published, no programdatasheetSource

review.solar · audit sheet · Solar Analytica panel rubric v2.14.0 · https://review.solar/cards/tcl-sunpower-max-hsm-be54-hd505-au