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WINAICO Brand review

WST-465NCX48-BW

465 Wp N-type Bifacial 80%
ComparePV verdict

Efficiency leader, no clear weak spot

Rank 3,836 of 14,129
Compare panels Datasheet PDF
Power (Wp)
465
Typical for its class
Efficiency (%)
23.30
Strong · top 15%
Density (Wp/m²)
232.7
Strong · top 16%
Temp (%/°C)
-0.280
Strong · top 21%
Weight (kg)
25.0
Typical · median 23.7 kg
Warranty (yrs)
30
Typical · median 30 yrs

The WINAICO WST-NCX48-BW series is a line of solar modules designed for homeowners who expect both high energy performance and a refined rooftop appearance. The panels use monocrystalline N-type TOPCon bifacial cells, allowing the module to harvest additional energy from its rear side and deliver a higher yield from the same roof area. The glass-glass construction, with thicker tempered glass on both sides and a reinforced frame, significantly improves resistance to hail, wind, and snow loads, which matters in Central European climate conditions. The BW designation stands for full black design - the rear glass is partially black-printed and the frame is black-anodized aluminum, so the module blends seamlessly into the roof surface without sacrificing the benefits of bifacial energy generation. The series is also notable for its 30-year product and linear power warranty with a very low annual degradation rate, lowering the levelized cost of energy (LCOE) over the system's lifetime. It's a solid choice for investors seeking a balance between maximum performance, durability, and a sleek rooftop aesthetic.

Ranking

302 panels in the segment N-type 450-500 W
Metric This panel Median Position in segment Overall rank
Module efficiency 23.30% 22.52% Strong · top 15% 1,057
Power density 232.7 225.3 Strong · top 16% 1,156
Temperature coefficient -0.280 -0.290 Strong · top 21% 1,347
Weight per kWp 53.8 49.7 Typical 7,900
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

Residential and BIPV.

Strengths
23.30% module efficiency

Top 15% of the N-type 450-500 W segment, against a median of 22.52%.

232.7 watts per square metre

Top 16% of the N-type 450-500 W segment, against a median of 225.3.

-0.280 %/°C temperature coefficient

Top 21% of the N-type 450-500 W segment, against a median of -0.290.

Notes from the database
  • 23.3% module efficiency - 0.8pp better than the N-type 450-500W median of 22.5%
  • 232.7 W/m² power density - 7.4 W/m² more than N-type 450-500W median (225.3 W/m²), more power per roof area
  • Temperature coefficient of -0.28%/°C matches the N-type 450-500W median
  • At 25.0 kg (1.3 kg above N-type 450-500W median of 23.7 kg), requires checking roof load capacity
  • Bifaciality factor of 80% can add 4-12% extra yield with reflective mounting surface

Specifications

Open datasheet PDF
Nominal power (Pmax) 465 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 23.30 % Strong Segment median 22.52%
Vmpp · Impp 30.60 V · 15.20 A Operating point at max power
Voc · Isc 35.79 V · 15.98 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1762×1134×35 mm · 2.00 m² of roof
Weight 25.0 kg Typical Typical · median 23.7 kg
Cells 96 · N-type Monocrystalline
Bifaciality 80 % Rear output as a share of front
Coefficient Pmax -0.280 %/°C Strong top 21% of its segment
Coefficient Voc · Isc -0.230 · 0.043 %/°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 406 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-465NCX48-BW 465 W 23.30% -0.280 25.0 kg You are here
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +45 W, cooler, +1.7 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +30 W, lighter, +1.5 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +40 W, cooler, +1.4 pp
WST-505BKX54-A2 505 W 24.70% -0.260 25.0 kg +40 W, cooler, +1.4 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg +25 W, lighter, +1.2 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg +35 W, cooler, +1.2 pp
CIPRO-TN9C54M-500W 500 W 24.50% -0.260 21.4 kg +35 W, lighter, +1.2 pp
WST-450NFX54-B1 Full Black 450 W 22.50% -0.290 25.0 kg -15 W, -0.8 pp
WST-470NCX48-AW 470 W 23.50% -0.280 25.0 kg Very close match

Found 1402 panels of the same or similar size to this one, within ±10 mm. See them here Found 1432 panels of the same or similar size to this one, within ±25 mm. See them here Found 3651 panels of the same or similar size to this one, within ±50 mm. See them here Found 3999 panels of the same or similar size to this one, within ±100 mm. See them here

About the WST-NCX48-BW Series series

6 answered

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

How does the BW version of the WINAICO WST-NCX48-BW series differ from standard bifacial modules?
The BW (full black) designation means the module has a black anodized frame and a partially black-printed rear glass. This gives the panel a uniform black look on the roof, similar to classic monofacial modules, while still retaining the ability to generate energy from the rear side. It's designed for buyers who want aesthetics without giving up the extra yield from bifacial technology.
How much extra energy does bifaciality add in WST-NCX48-BW panels compared to a regular panel?
The additional rear-side yield depends on installation conditions - ground albedo, tilt angle, and mounting height above the surface. In typical rooftop installations over a light-colored roof, or in ground-mounted systems, you can expect a few to over ten percent more annual energy than a monofacial panel of the same rated power, without increasing roof area.
What warranty does WINAICO offer on the WST-NCX48-BW series and what does it cover?
The series comes with a 30-year product warranty and a 30-year linear power warranty. This means WINAICO guarantees not only mechanical and electrical reliability but also a very low, predictable annual power degradation rate over that entire period. It's one of the longer warranties on the market, reducing the levelized cost of electricity (LCOE) over the system's lifetime.
Is the glass-glass construction in the WST-NCX48-BW more hail-resistant than standard panels?
Yes, the modules use thickened, tempered glass on both sides along with a reinforced frame, significantly increasing resistance to hail impact, strong wind, and snow load compared to a classic glass-backsheet construction. This design also reduces laminate degradation over time, supporting the manufacturer's stated 30-year durability.
Does N-type TOPCon cell technology in WINAICO panels perform better in low temperatures and low-light conditions?
N-type TOPCon cells have a lower temperature coefficient of power than conventional P-type cells, meaning smaller efficiency losses on hot summer days. They also respond better to low and diffuse irradiance, resulting in more stable energy production on cloudy days and during winter when sunlight is weaker.
Is WINAICO, as a Taiwan-based manufacturer, a reliable choice for a long-term panel investment?
WINAICO is a Tier 1 manufacturer headquartered in Taiwan, with many years of presence in the PV market, confirming its financial and production stability. Tier 1 status means the company is regularly financed by banks and leasing institutions for commercial investments, which further supports the credibility of its long-term warranties, including the 30-year coverage on the WST-NCX48-BW series.
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