review.solar · Sourced values document
Walara G4P
440 W · N-type TOPCon · Mono-glass
Tindo Solar
Specialist & Local
Released 2022 · Evidence checked 2026-07-16 · Scored to Solar Analytica panel rubric v2.9.0
63/100
Good
Overall
Score by category
Architecture & Design
72
Efficiency & Yield
55
Durability (verified)
60
Performance & Degradation
53
Guarantee & Backbone
82
Sustainability
66
Sourced specification values
Published power range440 W
Scored benchmark440 W
Cell architectureTOPCon
Module efficiency22.6%
Temp. coefficient Pmax-0.3 %/°C
Product warranty25 yr
Performance warranty25 yr
EncapsulationGlass-backsheet (standard or unspecified backsheet)
Energy yield test resultNot independently yield-tested
Reliability testingTested - pass
Carbon footprint / EPDCarbon footprint / corporate ESG stated (no EPD)
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

Walara G4P · every criterion scored by the live rubric (Solar Analytica panel rubric v2.9.0), 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 architectureTOPCondatasheetSource
Encapsulation & frame constructionGlass-backsheet (standard or unspecified backsheet)datasheetSource
ContactMBB Wire front contactdatasheetSource
Fire classification (IEC 61730)CertifiedstatedSource
AwardsNot Listedest.No link
Efficiency & Yield
Module efficiency (%)22.6datasheetSource
Independent energy yieldNot independently yield-testedstatedSource
Temp coefficient Pmax (%/C)-0.3datasheetSource
NOCT (C)45est.No link
Power tolerance (%)1datasheetNo link
Durability (verified)
Verified reliabilityTested - passstatedSource
Positive loading (MQT16, Pa)5400statedSource
Negative loading (MQT16, Pa)2400statedSource
PID (IEC TS 62804)Independently tested / certifiedstatedSource
Salt mist (IEC 61701)Not ListedstatedSource
Hail resistanceIEC 61215 standard (25mm)est.No link
Performance & Degradation
Guaranteed end-of-warranty output (%)87.4est.No link
Performance guarantee period (yrs)25datasheetNo link
Guarantee & Backbone
Guarantee period (yrs)25datasheetSource
Guarantee assuranceParts, Service & TransportstatedSource
Warranty transferabilityTransferable (buyer registration required within grace period)statedSource
Financial strength & warranty backingStable / listedsecondaryNo link
Manufacturing track record15+ years, field-provensecondarySource
Sustainability
Carbon footprint / EPDCarbon footprint / corporate ESG stated (no EPD)secondaryNo link
End-of-life & recycling disclosureTake-back or recycling program publishedstatedSource

review.solar · audit sheet · Solar Analytica panel rubric v2.9.0 · https://review.solar/cards/tindo-solar-tindo-walara-440w-g4p-9th-gen-australian-made