review.solar · Sourced values document
N-Peak 3 Black
390–400 W · 66-cell · N-type TOPCon · Mono-glass
REC
Premium Performance
Released 2021 · Evidence checked 2026-09-01 · Scored to Solar Analytica panel rubric v2.16.0
65/100
Very good
Overall
Score by category
Architecture & Design
66
Efficiency & Yield
39
Durability (verified)
70
Performance & Degradation
82
Guarantee & Backbone
73
Sustainability
47
Sourced specification values
Published power range390–400 W
Scored benchmark400 W
Module efficiency20.3%
Temp. coefficient Pmax-0.34 %/°C
First-year degradation2%
Annual degradation0.25 %/yr
Product warranty20 yr
Performance warranty25 yr
EncapsulationGlass-backsheet (standard or unspecified backsheet)
Energy yield test resultNo public independent yield result found in reviewed sources
Reliability testingPreviously validated, now lapsed
Carbon footprint / EPDNot published
Hail resistanceEnhanced hail 35mm certified

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)

N-Peak 3 Black · every criterion scored by the live rubric (Solar Analytica panel rubric v2.16.0), 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 tierTOPCon tierdatasheetSource +1
Encapsulation & frame constructionGlass-backsheet (standard or unspecified backsheet)datasheetSource +1
Fire classification (IEC 61730)CertifieddatasheetSource +1
Efficiency & Yield
Module efficiency (%)20.3datasheetSource +1
Independent energy yieldNo public independent yield result found in reviewed sourcesreviewed absenceSource +3
Temp coefficient Pmax (%/C)-0.34datasheetSource +1
NOCT (C)44.3datasheetSource +1
Power tolerance (%)2datasheetSource +1
Durability (verified)
Verified reliabilityPreviously validated, now lapsed3rd partySource +1
Positive loading (MQT16, Pa)7000datasheetSource +1
Negative loading (MQT16, Pa)4000datasheetSource +1
PID (IEC TS 62804)Independently tested / certifieddatasheetSource +1
Salt mist (IEC 61701)Not Listedreviewed absenceSource +1
Hail resistanceEnhanced hail 35mm certifieddatasheetSource +1
Ammonia resistance (IEC 62716)IEC 62716 certifieddatasheetSource +1
LeTID resistance (IEC TS 63342)LeTID resistance claimed for this product, no test citeddatasheetSource +1

review.solar · audit sheet · Solar Analytica panel rubric v2.16.0 · https://review.solar/cards/rec-group-rec-solar-pte-ltd-rec-n-peak-3-black-400w

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

N-Peak 3 Black · continued from page 2 · Solar Analytica rubric Solar Analytica panel rubric v2.16.0.

Performance & Degradation
Guaranteed end-of-warranty output (%)92.0datasheetSource +2
First-year degradation (%)2.0datasheetSource +1
Annual degradation (%/yr)0.25datasheetSource +1
Performance guarantee period (yrs)25datasheetSource +2
Guarantee & Backbone
Guarantee period (yrs)20datasheetSource +2
Guarantee assuranceParts onlydatasheetSource +2
Financial strength & warranty backingFinancially strong (profitable / strong parent)datasheetSource +2
Manufacturing track record15+ years, field-provendatasheetSource +2
Sustainability
Carbon footprint / EPDNot publishedreviewed absenceSource +1
End-of-life & recycling disclosureRecyclability claims published, no programdatasheetSource +1

review.solar · audit sheet · Solar Analytica panel rubric v2.16.0 · https://review.solar/cards/rec-group-rec-solar-pte-ltd-rec-n-peak-3-black-400w