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AE Solar CMD-108BDS-420W

AE Solar CMD-108BDS-420W

420 Wp TOPCon Bifacial 80%
ComparePV verdict

Middle of its segment, heavy for its output

Rank 7,463 of 14,129
Compare panels Datasheet PDF
Power (Wp)
420
Weak · bottom 16%
Efficiency (%)
21.54
Weak · bottom 25%
Density (Wp/m²)
215.4
Typical · median 220.2
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
23.5
Weak · 1.5 kg above median
Warranty (yrs)
30
Typical · median 30 yrs

The AE Solar METEOR (AE CMD-108BDS) series are modules designed for real operating conditions in Poland - where stable energy output, even under cloudy skies, fog, and low light angles, is crucial. The use of N-type TOPCon cells helps to minimize energy losses and maintain high efficiency over a wider range of conditions, not just in ideal sunlight. The bifacial design allows for the utilization of reflected light from the ground, which is important, for example, on bright roofs, membranes, gravel, or in ground-mounted installations.

The AE CMD-108BDS model also features double-glass, which increases resistance to moisture, temperature changes, and long-term environmental exposure, while also supporting the longevity of the module. Thanks to half-cut cells, the panel better handles partial shading and reduces the risk of yield drops in more complex roof configurations. This is a sensible choice for homes, businesses, and projects where durability, predictable performance, and high output are priorities.

Ranking

1,220 panels in the segment TOPCon 400-450 W
Metric This panel Median Position in segment Overall rank
Module efficiency 21.54% 22.00% Weak · bottom 25% 7,887
Power density 215.4 220.2 Typical 7,847
Temperature coefficient -0.290 -0.290 Typical 2,220
Weight per kWp 56.0 51.5 Weak · bottom 23% 10,371
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 · 4 caution
Best for

Residential, commercial and shaded-installations.

Not ideal for

Weight-limited structures and tight roof space.

Watch-outs
56.0 kg per kWp

Bottom 23% of the TOPCon 400-450 W segment, against a median of 51.5.

21.54% module efficiency

Bottom 25% of the TOPCon 400-450 W segment, against a median of 22.00%.

What owners get
The only European Tier-1 BNEF

AE Solar has been ranked in the BNEF Tier-1 ranking for the 16th consecutive quarter (Q1 2025) and is the only European manufacturer featured in the BNEF 2024 bankability study. The bankability index has increased from 26% (2023) to 50% (2024), which has a direct impact on projects that involve bank or leasing financing.

Temperature coefficient: -0.29%/°C

The efficiency of -0.29%/°C (Pmax) places the METEOR module significantly above older PERC modules (-0.35%/°C). At a typical module temperature of 55°C in Poland during the summer, the loss is approximately 8.7% compared to 10.5% for PERC - resulting in a real, higher summer gain without any changes to the installation.

30-year product warranty and warranty coverage

Both the product and performance warranties are 30 years long - 5 years longer than the industry standard of 25 years (used by companies such as Trina Solar and JA Solar). The manufacturer guarantees >87% of the nominal power output after 30 years, which reduces the residual risk for the installer.

Bifacial double-glass with half-cut solar cells

Double-pane glass (2+2 mm) eliminates the risk of PID degradation and provides environmental protection to Class C2/salt mist/ammonia. The combination of bifacial + half-cut technology minimizes losses in partially shaded conditions and allows for the recovery of 5-15% additional energy from reflected light (e.g., from roofs, membranes, gravel, and soil).

Efficiency of up to 22.57% - at the upper end of the segment

Among direct peer comparisons, METEOR (22.57%) outperforms KDM SERIES (22.5%) and Lina Energy LEPV 132 ULTRA PREMIUM (22.37%), only slightly trailing Luxor ECO LINE NON-REFLECT (22.86%). The high power density allows for 440 Wp per 108 cells in a format of 1721 × 1133 mm.

Trade-offs
Higher weight: 23.5 kg vs. glass-film

The double-glass construction increases the module's weight to 23.5 kg, while comparable glass-transparent backsheet modules (e.g., Lina Energy LEPV 132) weigh approximately 20-21 kg. When installing 10 kWp (~23 modules), the total roof load increases by approximately 57-69 kg - this may require additional static assessment for older roof structures.

Performance lower than the segment leader

The Luxor Solar ECO LINE N-TYPE TOPCON NON-REFLECT solar panel achieves an efficiency of 22.86% at the same maximum power output of 440 Wp, which represents a 0.29% advantage over the METEOR (22.57%). In practice, this difference is marginal, but it can be significant in installations with limited roof space.

Notes from the database
  • At 21.5% efficiency, this panel is on par with typical TOPCon 400-450W modules
  • 215.4 W/m² power density is 4.8 W/m² below TOPCon 400-450W median (220.2 W/m²) - requires larger installation area
  • Temperature coefficient of -0.29%/°C matches the TOPCon 400-450W median
  • At 23.5 kg (1.5 kg above TOPCon 400-450W median of 22.0 kg), requires checking roof load capacity
  • 80% bifaciality enables rear-side power generation, boosting yield by 4-12% on reflective surfaces

Specifications

Open datasheet PDF
Nominal power (Pmax) 420 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 21.54 % Weak Segment median 22.00%
Vmpp · Impp 32.04 V · 13.11 A Operating point at max power
Voc · Isc 37.86 V · 14.03 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1721×1133×30 mm · 1.95 m² of roof
Weight 23.5 kg Weak Weak · 1.5 kg above median
Cells 108 · TOPCon Monocrystalline
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 · 0.046 %/°C
NOCT 42 °C At 800 W/m², 20 °C ambient
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 367 W guaranteed

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
AE Solar CMD-108BDS-420W 420 W 21.54% -0.290 23.5 kg You are here
JST-EDMH-(445-465)W-TD (465W class) 465 W 23.81% -0.300 20.5 kg +45 W, lighter, +2.3 pp
LX-465M/182R-96+ GG 465 W 23.80% -0.260 23.5 kg +45 W, cooler, +2.3 pp
SPR-MAX7-470 470 W 23.70% -0.270 21.1 kg +50 W, +2.2 pp, +10 yr warranty
AIKO-A470-MAH54Mb 470 W 23.60% -0.260 21.5 kg +50 W, cooler, +2.1 pp
AIKO-A460-MAH54Mb 460 W 23.60% -0.290 20.5 kg +40 W, lighter, +2.1 pp
HSM-BD54-LA470 470 W 23.60% -0.260 21.5 kg +50 W, cooler, +2.1 pp
AE CMD-72BD 280W 280 W 14.36% -0.290 23.5 kg -140 W, -7.2 pp
AE CMD-72BD 285W 285 W 14.62% -0.290 23.5 kg -135 W, -6.9 pp
AE CMD-72BD 290W 290 W 14.87% -0.290 23.5 kg -130 W, -6.7 pp
AE CMD-72BD 295W 295 W 15.13% -0.290 23.5 kg -125 W, -6.4 pp
AE CMD-72BD 300W 300 W 15.39% -0.290 23.5 kg -120 W, -6.1 pp
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +90 W, cooler, +3.5 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +75 W, cooler, +3.3 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +85 W, cooler, +3.2 pp
WST-505BKX54-A2 505 W 24.70% -0.260 25.0 kg +85 W, cooler, +3.2 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg +70 W, cooler, +3.0 pp

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About the METEOR (AE CMD-108BDS) series

6 answered

These answers cover the whole series. Where a figure differs, the specification above is this module's own.

What is the warranty period for AE Solar METEOR AE CMD-108BDS panels?
The AE Solar METEOR (AE CMD-108BDS) series offers a 30-year product warranty and a 30-year performance warranty. After 30 years, the panel should maintain at least 87% of its nominal power. This is one of the longest standard warranties available on the market, which is particularly important when calculating the return on investment for residential and commercial installations.
Does the AE Solar METEOR CMD-108BDS panel perform well in cloudy conditions and under typical Polish weather conditions?
Yes. The N-type TOPCon technology used in the METEOR series is characterized by a low temperature coefficient of -0.29%/°C, as well as improved performance in low-light conditions compared to older PERC cells. This means that the panels maintain a reasonable energy yield on cloudy days, in foggy conditions, and with low solar angles during the winter - conditions typical for Poland for a large part of the year.
What does it mean that the AE Solar METEOR panel is bifacial, and is it practical for a standard roof?
"Bifacial" means that the panel generates electricity from both sides - the front and the back. On bright surfaces, such as white roof membranes, gravel, or concrete, the back side can add a few to several dozen percent of additional energy. On a typical dark roof, the effect is smaller, but still present. Double-glass further protects the cells on both sides, extending the lifespan of the module.
What are the dimensions and weight of the AE Solar METEOR AE CMD-108BDS panel - will it fit on my roof, and is it difficult to install?
The panel has dimensions of 1721 × 1133 × 30 mm and weighs approximately 23.5 kg in the bifacial version with double glass. These are standard dimensions for a 440W half-cut class module, suitable for standard mounting systems. The weight is slightly higher than that of panels with single glass, so when installing on steep roofs, it's important to have a qualified installation team.
Is AE Solar a reliable manufacturer - where is it located and is it a Tier 1 supplier?
AE Solar is based in Germany and has been operating in the photovoltaic market since 2003. The manufacturer holds a Tier 1 status, which means a positive assessment from Bloomberg NEF regarding its financial credibility and production quality. This translates to a lower risk for the buyer that the manufacturer may cease to exist during the term of the 30-year warranty.
How does the half-cut technology used in the METEOR series differ from standard cells, and is this a significant factor when considering partial shading?
Half-cut cells are cells that have been cut in half, which reduces internal current losses and improves the panel's performance when partially shaded, for example, by a chimney, antenna, or tree. The METEOR series utilizes 108 such N-type TOPCon cells. In practice, this means that partial shading of one part of the panel does not completely eliminate energy production from the remaining part - a significant advantage on complex roofs.
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