back to panels

Premium Performance · financial note below

Performance 7

440–455 W · N-type TOPCon · Bifacial · Dual-glass

SunPowerReleased 2023

74/ 100

Very good

Global

15+ Yrs Field-ProvenBifacialGlass-Glass

The verdict. In our Premium Performance class, SunPower Performance 7 leads on architecture & design. See the financial standing note above. A long warranty is only as good as the business behind it.

3rdof 47 in Premium PerformanceTop 10%class average 68.9
Compare this panel →Ask Watt →
Worth knowing. Maxeon Solar Technologies, Ltd. has been under judicial management by order of the Singapore High Court since 29 May 2026. A 29 June 2026 SEC filing says secured note defaults triggered automatic acceleration and demands for immediate payment against guarantor subsidiaries; the judicial managers were reviewing those demands. No public rescue or warranty-servicing plan was located in this review. Consider how claims would be handled by an estate under judicial management over the product's full term. Source. A warranty is only as valuable as the entity standing behind it. Ask your retailer who services this warranty now.

The assessment

How it scores, by category

Architecture & Design84
Efficiency & Yield59
Durability (verified)74
Performance & Degradation77
Guarantee & Backbone81
Sustainability66

Market position

3rdof 47 in Premium PerformanceTop 10%
607479

Our reading

Performance 7 scores 74, placing 3 of 47 in the Premium Performance class against a class average of 68.9. Its strongest scoring dimension is architecture & design (84). Efficiency & Yield scores 59, the lowest pillar for this product. The class average on efficiency & yield is 71. Underlying specifications include a module efficiency of 22.4%, N-type TOPCon cell technology, 30-year product warranty backed by a 30-year performance term.

The data

Power
455W
Efficiency
22.4%
Cell
N-type TOPCon
Temp coeff
-0.29%/°C
Technology architecture

N-type TOPCon module

Architecture guide

Produces DC electricity at the roof. It contains no system-level power conversion or storage.

Product role
None in the module.
Published range
440–455 W
Electrical layer
DC module output
Construction
Bifacial, Dual-glass
Architecture describes the product boundary. It is not a system design or an equipment-pairing decision.

Effective power output over time

450W407W

Year 1 to year 25. Rated 455 W at STC.

How this is modelled

Modelled from this panel’s own published first-year (1%) and annual (0.4%/yr) degradation figures, compounded against its 455 W rated (STC) output. This is a datasheet-derived estimate, not a field measurement or a warranty guarantee. Actual output also depends on site irradiance, temperature, soiling and system design.

Year1510152025
Watts450 W443 W434 W425 W416 W407 W
% of rated99.0%97.4%95.4%93.4%91.4%89.4%
Before you buy
Local positionUse a market view to check local availability, approvals and warranty scope.
Ask the installerWill the quote name the exact Performance 7 model and wattage, and who covers labour if the module warranty is used?

Verification & sources

Market context

Global evidencechange in the site menu

Global benchmark. This scorecard is benchmarked globally. A global score does not imply local availability, certification, warranty coverage, or installer compatibility.

Benchmark anchor. The score is anchored to the highest published rating in this exact published series. Scored model: SPR-P7-455-BLK · checked 2026-07-16. Evidence.

Sources & references · checked 2026-08-06

Strong evidence coverage

21 of 27 scored criteria link directly to a published source.

Values marked estimated, derived, or not found remain visible on the audit sheet and do not carry the same evidential weight as a linked source. Coverage measures direct links, not an independent guarantee that a claim is correct.

Record revision. SunPower Performance 7 DC Black 440-455 W manufacturer sheet 552404 and Maxeon Australia limited warranty Rev E, effective 2024-08-01, reviewed 2026-08-06 LeTID re-verified 2026-08-19 for rubric v2.12.0: scored under the returned criterion on the evidence recorded in its provenance.

Change ledger

Product record history

2 changes to this record · 65 products changed in this update
  1. Record updated

    Durability (verified) pillar score

    Before
    69
    After
    73.8
    Primary datasheet
  2. Record updated

    Global score

    Before
    72.7
    After
    73.9
    Primary datasheet
5 changes to this record · 23 products changed in this update
  1. Evidence added

    LeTID resistance (IEC TS 63342): Evidence sources

    Before
    Not previously recorded
    After
    https://sunpowerglobal.com/uk/sites/default/files/2025-04/sp_mst_p7_blk_res_ds_en_a4_mc4_2.0_552404_1.pdf
    Primary datasheet
  2. Record updated

    Source revision

    Before
    SunPower Performance 7 DC Black 440-455 W manufacturer sheet 552404 and Maxeon Australia limited warranty Rev E, effective 2024-08-01, reviewed 2026-08-06
    After
    SunPower Performance 7 DC Black 440-455 W manufacturer sheet 552404 and Maxeon Australia limited warranty Rev E, effective 2024-08-01, reviewed 2026-08-06 LeTID re-verified 2026-08-19 for rubric v2.12.0: scored under the returned criterion on the evidence recorded in its provenance.
    Primary datasheet
  3. Evidence added

    LeTID resistance (IEC TS 63342): Evidence status

    Before
    Not previously recorded
    After
    sourced
    Primary datasheet
  4. Evidence added

    LeTID resistance (IEC TS 63342)

    Before
    Not previously recorded
    After
    Independently tested / certified, figure not published
    Primary datasheet
  5. Record updated

    Durability (verified) pillar score

    Before
    68.6
    After
    69
    Primary datasheet
2 changes to this record · 15 products changed in this update
  1. Record updated

    Ammonia resistance (IEC 62716): Evidence sources

    Before
    After
    https://cleanenergycouncil.org.au/api/PvModule/get; https://cleanenergycouncil.org.au/industry-programs/products-program
    PID (IEC TS 62804)PID (IEC TS 62804)
  2. Record updated

    Ammonia resistance (IEC 62716): Evidence status

    Before
    derived
    After
    sourced
    PID (IEC TS 62804)PID (IEC TS 62804)
9 changes to this record · 106 products changed in this update
  1. Evidence removed

    Damp heat extended (2000h): Evidence status

    Before
    derived
    After
    No longer recorded
    No direct source binding recorded
  2. Evidence removed

    Awards: Evidence status

    Before
    reviewed_absence
    After
    No longer recorded
    NOCT (C)
  3. Evidence removed

    Awards

    Before
    Not Listed
    After
    No longer recorded
    NOCT (C)
  4. Evidence removed

    Damp heat extended (2000h): Evidence sources

    Before
    After
    No longer recorded
    No direct source binding recorded
  5. Evidence removed

    Damp heat extended (2000h)

    Before
    1000h IEC 61215 standard
    After
    No longer recorded
    No direct source binding recorded
  6. Record updated

    Durability (verified) pillar score

    Before
    68.5
    After
    68.6
    Primary datasheet
  7. Record updated

    Global score

    Before
    71.6
    After
    72.7
    Primary datasheet
  8. Record updated

    Architecture & Design pillar score

    Before
    78.5
    After
    84.2
    Primary datasheet
  9. Evidence removed

    Awards: Evidence sources

    Before
    https://energybuster.com.au/~energybu/wp-content/uploads/2025/01/SunPower-P7-Solar-Panel-Data-Sheet.pdf
    After
    No longer recorded
    NOCT (C)

This is review.solar's publication history. It does not claim the product changed on the recorded date, and it excludes compatibility, system pairing, installation suitability and relative leaderboard prose. Open the complete JSON record.

Evidence timeline

Recorded verification events for this scorecard. These are evidence checks, not historical score snapshots.

  1. Australian certification source identity verified
  2. Core scorecard evidence checked
  3. AU market evidence checked
  4. Series benchmark evidence checked
  5. Plain-language warranty summary checked

Evidence record (JSON)

Scored by Solar Analytica Research

Further reading from Findings

Stay across the benchmark.

New scorecards, score changes and market signals, published as they happen.