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WINAICO Brand review

WST-525NCX54-AW

525 Wp N-type Bifacial 80%
ComparePV verdict

Space saver, no clear weak spot

Rank 2,472 of 14,129
Compare panels Datasheet PDF
Power (Wp)
525
Typical for its class
Efficiency (%)
23.60
Strong · top 11%
Density (Wp/m²)
236.2
Strong · top 10%
Temp (%/°C)
-0.280
Strong · top 23%
Weight (kg)
27.4
Typical · median 26.2 kg
Warranty (yrs)
30
Typical · median 30 yrs

The WST-NCX54-AW series is a German-made commercial module from WINAICO, engineered for investors who expect maximum system longevity with minimal service risk. At its core are N-type monocrystalline TOPCon cells, which, compared to conventional PERC, degrade more slowly over time and perform better under high temperatures, translating into higher energy yield across the module's full lifespan. The panel features a bifacial glass-glass construction, allowing light reflected from rooftops, gravel, or light-colored surfaces to be converted into additional energy on the rear side, boosting the profitability of installations on industrial and commercial buildings without increasing the mounting footprint. The dual-glass design eliminates the backsheet degradation issues typical of film-based laminates and improves resistance to micro-cracks and moisture ingress, which is particularly valuable on roofs exposed to salty air or ammonia fumes. The manufacturer backs this durability with a 25-year product warranty and a 30-year linear performance warranty, supported by resistance to PID, salt mist, and ammonia, making the series a strong choice for agricultural and industrial businesses as well as PV plant developers seeking a low LCOE.

Ranking

142 panels in the segment N-type 500-550 W
Metric This panel Median Position in segment Overall rank
Module efficiency 23.60% 22.55% Strong · top 11% 659
Power density 236.2 225.3 Strong · top 10% 646
Temperature coefficient -0.280 -0.290 Strong · top 23% 1,347
Weight per kWp 52.2 50.0 Typical 5,708
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

3 positive · 0 caution
Best for

Commercial and utility-scale.

Strengths
236.2 watts per square metre

Top 10% of the N-type 500-550 W segment, against a median of 225.3.

23.60% module efficiency

Top 11% of the N-type 500-550 W segment, against a median of 22.55%.

-0.280 %/°C temperature coefficient

Top 23% of the N-type 500-550 W segment, against a median of -0.290.

Notes from the database
  • At 23.6% efficiency, this panel is 1.1pp above typical N-type 500-550W modules (median: 22.6%)
  • 236.2 W/m² power density - 10.9 W/m² more than N-type 500-550W median (225.3 W/m²), more power per roof area
  • At -0.28%/°C, hot weather performance is typical for N-type 500-550W panels
  • Weight of 27.4 kg is 1.2 kg above N-type 500-550W median (26.2 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) 525 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 23.60 % Strong Segment median 22.55%
Vmpp · Impp 34.14 V · 15.39 A Operating point at max power
Voc · Isc 40.28 V · 16.39 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1960×1134×30 mm · 2.22 m² of roof
Weight 27.4 kg Typical Typical · median 26.2 kg
Cells 108 · N-type Monocrystalline
Bifaciality 80 % Rear output as a share of front
Coefficient Pmax -0.280 %/°C Strong top 23% of its segment
Coefficient Voc · Isc -0.230 · 0.043 %/°C
NOCT 42 °C At 800 W/m², 20 °C ambient
Product warranty 25 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
End-of-warranty output 87.4 % Equals 459 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
-0.280 %/°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
WINAICO WST-525NCX54-AW 525 W 23.60% -0.280 27.4 kg You are here
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg Cooler, lighter, +1.4 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg -30 W, lighter, +1.2 pp
LR7-60HVH-560M 560 W 24.80% -0.260 25.0 kg +35 W, lighter, +1.2 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg Cooler, lighter, +1.1 pp
WST-505BKX54-A2 505 W 24.70% -0.260 25.0 kg Cooler, lighter, +1.1 pp
LR7-60HVH-555M 555 W 24.60% -0.260 25.0 kg +30 W, lighter, +1.0 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg -35 W, lighter, +0.9 pp
WST-510NHX54-A4 510 W 22.90% -0.240 27.4 kg -15 W, cooler, -0.7 pp
WST-515NHX54-A4 515 W 23.20% -0.240 27.4 kg -10 W, cooler, -0.4 pp
WST-520NCX54-AW 520 W 23.40% -0.280 27.4 kg -0.2 pp
LR7-60HVHL-550M 550 W 24.40% -0.260 16.3 kg +25 W, lighter, +0.8 pp
JAT60S40-540/LR 540 W 24.40% -0.260 23.5 kg Cooler, lighter, +0.8 pp
GK-5-60HG-540M 540 W 24.40% -0.260 23.3 kg Cooler, lighter, +0.8 pp
JKM545-54QL6-DV-F1-EU 545 W 24.27% -0.260 27.5 kg +20 W, cooler, +0.7 pp
LR7-60HVH-545M 545 W 24.20% -0.260 25.0 kg Cooler, lighter, +0.6 pp

Found 488 panels of the same or similar size to this one, within ±10 mm. See them here Found 508 panels of the same or similar size to this one, within ±25 mm. See them here Found 776 panels of the same or similar size to this one, within ±50 mm. See them here Found 1476 panels of the same or similar size to this one, within ±100 mm. See them here

About the WST-NCX54-AW Series series

6 answered

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

What is the maximum power output of the WINAICO WST-NCX54-AW panel and what drives it?
The top variant of the WST-NCX54-AW series reaches a maximum power of 525 Wp. This high output is achieved through N-type monocrystalline TOPCon cells, which convert sunlight more efficiently than conventional PERC cells, combined with a bifacial glass-glass design that captures additional reflected light from the rear side of the module.
How does TOPCon cell technology in WINAICO panels differ from older PERC modules?
TOPCon is an N-type cell technology that, compared to PERC, shows a slower power degradation rate over time and better performance at high temperatures - a key advantage on hot commercial and industrial rooftops. In practice, this results in higher cumulative energy yield over the 25-30 year system lifetime compared to cheaper PERC panels.
Do bifacial WST-NCX54-AW panels actually generate more energy in commercial installations?
Yes, the double-sided glass-glass construction captures light reflected off the roof, gravel, or light-colored surfaces from the rear side of the module without requiring additional mounting area. The actual gain depends on ground albedo and mounting height, but on typical industrial rooftops or ground-mount farms it translates into a measurable increase in annual energy production from the same number of panels.
What warranty comes with WINAICO WST-NCX54-AW panels and what does it actually cover?
The manufacturer provides a 25-year product warranty and a 30-year linear power performance warranty, meaning a gradual, predictable power decline rather than sudden degradation. The panels also have confirmed resistance to PID, salt mist, and ammonia, which matters for warranty claims on installations near coastlines or agricultural sites.
Is the glass-glass construction of the WST-NCX54-AW more resistant to moisture and microcracks than standard backsheet panels?
Yes, the rigid frame with glass on both sides eliminates the laminate degradation issues typical of backsheet panels and increases resistance to microcracks and moisture ingress. This is particularly valuable for rooftops exposed to salty coastal air or ammonia vapors, such as those found on livestock barns and farm buildings.
What type of projects is the WINAICO WST-NCX54-AW series best suited for?
This is a commercial-grade module built for agricultural and industrial businesses as well as solar farm developers focused on low LCOE over a long investment horizon. As a Taiwanese manufacturer, WINAICO holds Tier 1 status, which in practice means stronger project bankability and easier financing from banks and investment funds.
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