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Maxeon Brand review

SPR-P7-540-COM-S

540 Wp TOPCon Bifacial 80%
ComparePV verdict

Middle of its segment, heavy for its output

Rank 2,631 of 14,005
Compare panels Datasheet PDF
Power (Wp)
540
Strong · top 6%
Efficiency (%)
22.10
Weak · bottom 15%
Density (Wp/m²)
220.9
Weak · bottom 14%
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
30.3
Weak · 3.3 kg above median
Warranty (yrs)
30
Typical · median 30 yrs

The Maxeon Performance 7 series redefines performance standards through the use of innovative TOPCon shingled cell technology, which effectively eliminates common weak points of traditional modules. This design is based on unique, flexible conductive connections, ensuring minimization of the risk of micro-cracks resulting from variable thermal cycles and mechanical loads. For the investor, this means trouble-free operation for decades, even in the demanding Polish climate characterized by large temperature fluctuations. A key differentiator of this line is above-average shade resistance - thanks to the parallel circuit layout, the panels generate energy even when part of their surface is temporarily obstructed, which directly translates into higher annual yields. This solution is dedicated to owners of single-family homes and commercial buildings who want to maximize yields from limited roof areas while maintaining elegant aesthetics. Unlike standard products from the competition, Performance 7 offers exceptional stability of parameters in low-light conditions, protecting capital against premature power degradation. By choosing these modules, you gain the certainty of investing in advanced engineering that realistically shortens the payback period of a photovoltaic installation through higher conversion efficiency of diffused light.

Ranking

432 panels in the segment TOPCon 500-550 W
Metric This panel Median Position in segment Overall rank
Module efficiency 22.10% 22.73% Weak · bottom 15% 6,012
Power density 220.9 227.4 Weak · bottom 14% 6,010
Temperature coefficient -0.290 -0.290 Typical 2,165
Weight per kWp 56.1 52.4 Weak · bottom 8% 10,395
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

5 positive · 5 caution
Best for

Residential, commercial, shaded-installations and cold-climate.

Not ideal for

Weight-limited structures, roofs where every square metre has to count and tight roof space.

Watch-outs
56.1 kg per kWp

Bottom 8% of the TOPCon 500-550 W segment, against a median of 52.4. Ranked 10,395th in the whole database.

220.9 watts per square metre

Bottom 14% of the TOPCon 500-550 W segment, against a median of 227.4.

22.10% module efficiency

Bottom 15% of the TOPCon 500-550 W segment, against a median of 22.73%.

What owners get
TOPCon cells in shingled design

Performance 7 uses one-third-cut TOPCon cells joined with shingled interconnects, eliminating conventional busbars and reducing microcrack risk from thermal cycling. This improves light capture compared to standard modules.

22.7% efficiency - segment leader

Peak efficiency of 22.7% outperforms all peer comparables: Boviet VEGA (21.3%), Jinko JS-PERC (21.7%), and Shinson S-Max (21.48%). At the same 555 Wp max power, this means a smaller mounting area per kW.

30-year full warranty (product+power+service)

Maxeon offers a single 30-year Product, Power, and Service warranty, marketed as 'best-in-class' for the segment. Maximum annual power degradation is 0.4%, with first-year warranted output of at least 99%.

Bifacial, shade-tolerant module

The bifacial design combined with parallel shingled-cell circuitry lets panels keep generating power even under partial shading, boosting annual yield on limited roof area.

Cradle to Cradle certification

Performance 7 is among the first series on the market to earn Cradle to Cradle certification, confirming a lower manufacturing footprint - a relevant differentiator in ESG-driven tenders.

Trade-offs
Significant price premium

Maxeon panels are priced at roughly $1.05-1.75/W, compared to $0.45-1.00/W for comparable Jinko Solar TOPCon modules - up to twice as expensive at similar efficiency (21.7% vs 22.7%). For price-sensitive installations, the premium may not be economically justified.

Manufacturer financial and bankability risk

In April 2026 Maxeon Solar Technologies filed for judicial management in Singapore following financial trouble dating back to 2024 (U.S. CBP detention of its products, bankruptcy of former partner SunPower Corporation, and suspension of quarterly reporting since Q1 2025). Despite formal Tier-1 status, this raises questions about the fulfillment of the 30-year service warranty.

Notes from the database
  • Efficiency of 22.1% is 0.6pp below the TOPCon 500-550W median (22.7%)
  • 220.9 W/m² power density is 6.5 W/m² below TOPCon 500-550W median (227.4 W/m²) - requires larger installation area
  • Temperature coefficient of -0.29%/°C matches the TOPCon 500-550W median
  • Weight of 30.3 kg is 3.3 kg above TOPCon 500-550W median (27.0 kg) - verify structural support
  • Bifaciality factor of 80% can add 4-12% extra yield with reflective mounting surface

Specifications

Open datasheet PDF
Nominal power (Pmax) 540 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 22.10 % Weak Segment median 22.73%
Vmpp · Impp 42.63 V · 12.67 A Operating point at max power
Voc · Isc 50.34 V · 13.42 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2156×1134×35 mm · 2.44 m² of roof
Weight 30.3 kg Weak Weak · 3.3 kg above median
Bifaciality 80 % Rear output as a share of front
Coefficient Pmax -0.290 %/°C Typical median -0.290 of its segment
Coefficient Voc · Isc -0.250 · 0.045 %/°C
Product warranty 30 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
End-of-warranty output 87.4 % Equals 472 W guaranteed
Degradation 1.00 → 0.40 % First year, then annual

Simulations

Live - change any input
Lifetime output & value
30 years at 1200 kWh/kWp/year and €0.50 per kWh
Power in year 30
-
Lifetime energy
-
Energy value
-
With bifacial gain
-

Degradation from this panel's own datasheet figures. No inverter, soiling or shading losses.

Heat losses
-0.290 %/°C against a segment median of -0.290
-
Bifacial gain
Rear gain over light concrete: -
-

Model: bifaciality × albedo × 0.6 view factor. A first-order estimate, not a yield simulation.

Filter these
Size
Panel Power Eff. Temp. Weight Difference
Maxeon SPR-P7-540-COM-S 540 W 22.10% -0.290 30.3 kg You are here
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg Cooler, lighter, +2.9 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg -45 W, lighter, +2.7 pp
LR7-60HVH-560M 560 W 24.80% -0.260 25.0 kg Cooler, lighter, +2.7 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg Cooler, lighter, +2.6 pp
LR7-60HVH-555M 555 W 24.60% -0.260 25.0 kg Cooler, lighter, +2.5 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg -50 W, lighter, +2.4 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg Cooler, lighter, +2.4 pp
SPR-P7-530-COM-S 530 W 21.70% -0.290 30.3 kg -10 W, -0.4 pp
SPR-P7-535-COM-S 535 W 21.90% -0.290 30.3 kg -0.2 pp
SPR-P7-545-COM-S 545 W 22.30% -0.290 30.3 kg Very close match
SPR-P7-550-COM-S 550 W 22.50% -0.290 30.3 kg +10 W, +0.4 pp
SPR-P7-555-COM-S 555 W 22.70% -0.290 30.3 kg +15 W, +0.6 pp
GKA120N-PRO-590W 590 W 23.82% -0.300 26.7 kg +50 W, lighter, +1.7 pp
GKA120N-PRO-585W 585 W 23.62% -0.300 26.7 kg +45 W, lighter, +1.5 pp
BGO 580 580 W 23.50% -0.290 26.0 kg +40 W, lighter, +1.4 pp
GKA120N-PRO-580W 580 W 23.42% -0.300 26.7 kg +40 W, lighter, +1.3 pp

Found 11 panels of the same or similar size to this one, within ±10 mm. See them here Found 44 panels of the same or similar size to this one, within ±25 mm. See them here Found 123 panels of the same or similar size to this one, within ±50 mm. See them here Found 879 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
What is the shingled TOPCon cell technology in Maxeon Performance 7 panels and how does it differ from standard modules?
Shingled cells are thin strips of N-type TOPCon cells layered like roof shingles with no metal busbars on the front surface. In the Maxeon Performance 7, this design delivers module efficiency above 22%, significantly reduces microcracks caused by thermal cycling, and provides better shade tolerance compared to standard PERC or HJT modules. The absence of busbars also eliminates one of the most common failure points in conventional panels.
What warranty does the Maxeon Performance 7 solar panel come with?
The Maxeon Performance 7 includes a 30-year product warranty covering defects and workmanship, and a 30-year power warranty. In year one the panel retains at least 99% of its rated power, with annual degradation capped at 0.4%. After 30 years the module still guarantees at least 88.6% of nameplate power. This is one of the most comprehensive solar panel warranties currently available on the market.
Is the Maxeon Performance 7 a bifacial panel — what does that mean for a rooftop installation?
Yes, the Performance 7 is a bifacial module with a glass-glass construction. The rear glass captures reflected and diffuse light from surfaces such as a white roofing membrane, adding a few percentage points to annual energy yield in typical rooftop installations. The glass-glass design also provides superior resistance to moisture ingress, UV degradation, and mechanical stress compared to standard glass-backsheet modules.
How does the Maxeon Performance 7 handle partial shading from a chimney or dormer window?
Exceptionally well — this is one of the series' main selling points. The parallel-circuit architecture of the shingled cell layout means shading one section of the panel does not significantly reduce output from the rest of the module, unlike conventional full-cell designs where a single shaded row can collapse output across an entire string. Installations on complex residential rooftops with chimneys, skylights, or dormers retain far more energy yield with Performance 7.
How much power does the Maxeon Performance 7 lose over 25–30 years of operation?
Maxeon guarantees a maximum annual power degradation of 0.4% for the Performance 7. After 30 years the panel retains at least 88.6% of its original nameplate power. By comparison, standard PERC modules typically degrade at 0.55–0.70% per year, retaining only 80–85% after the same period. This difference has a direct impact on lifetime energy output and LCOE, effectively shortening the real payback period of the system.
Are Maxeon Performance 7 panels rated up to 555 W suitable for a single-family home installation?
The commercial variant SPR-P7-COM-S, rated 535–555 W, is primarily aimed at larger rooftop systems on commercial buildings or sizeable residential properties. For standard single-family homes, Maxeon also offers lower-wattage Performance 7 variants in the 440–510 W range specifically designed for the residential segment. Across the entire series the design philosophy prioritizes space-constrained roofs where maximum efficiency per square meter and clean aesthetics matter most.
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