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Huayao Brand review

HY440-N108BDD

450 Wp TOPCon Bifacial 75%
ComparePV verdict

Space saver, weak in heat

Rank 7,786 of 14,005
Compare panels Datasheet PDF
Power (Wp)
450
Weak · bottom 9%
Efficiency (%)
23.04
Strong · top 14%
Density (Wp/m²)
230.4
Strong · top 14%
Temp (%/°C)
-0.300
Weak · bottom 20%
Weight (kg)
23.5
Typical · median 24.0 kg
Warranty (yrs)
30
Typical · median 30 yrs

The Huayao Hyper N54 series are modules engineered for maximum yield from limited rooftop space - particularly where every square meter counts and aesthetics matter. The application of N-type monocrystalline cells combined with TOPCon technology helps minimize losses and maintain stable energy production even under challenging operating conditions, such as high temperatures or variable irradiance. This effectively addresses performance degradation, which often appears sooner in lower-cost systems.

The design based on a 54-cell half-cut configuration enhances performance under partial shading and reduces the risk of localized overheating, translating to greater reliability and a longer lifespan. Various finishing options, including full black, facilitate seamless integration with modern rooftops and façades.

This is an excellent choice for single-family homes, small businesses, and projects where real-time performance parameters take precedence over catalog specifications.

Ranking

1,089 panels in the segment TOPCon 450-500 W
Metric This panel Median Position in segment Overall rank
Module efficiency 23.04% 22.52% Strong · top 14% 1,711
Power density 230.4 225.2 Strong · top 14% 1,708
Temperature coefficient -0.300 -0.290 Weak · bottom 20% 6,093
Weight per kWp 52.2 52.2 Typical 5,684
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

7 positive · 4 caution
Best for

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

Not ideal for

Hot climates.

Strengths
230.4 watts per square metre

Top 14% of the TOPCon 450-500 W segment, against a median of 225.2.

23.04% module efficiency

Top 14% of the TOPCon 450-500 W segment, against a median of 22.52%.

Watch-outs
-0.300 %/°C temperature coefficient

Bottom 20% of the TOPCon 450-500 W segment, against a median of -0.290.

What owners get
Up to 23.04% efficiency — top of segment

Peak module efficiency of 23.04% matches or marginally surpasses direct peer comparables: Risen RSM96-11 (23.00%) and SunKean SKT440~460M12-96D4 (23.02%) at the same 460 Wp power class. Even the lowest-power variant (21.27%) outperforms Zonergy ZPM MH3-72 (21.16%), placing the Hyper N54 in the upper tier of its segment.

N-type TOPCon — lower temperature coefficient

N-type TOPCon cells deliver a temperature coefficient of approximately -0.29%/°C versus -0.34%/°C for legacy PERC. At a typical operating cell temperature of 65°C (40°C above STC), this translates to roughly 0.2 percentage points of additional relative yield, along with full immunity to LID caused by boron-oxygen complexes inherent in P-type silicon.

Bifacial design — albedo-driven energy gain

The bifacial architecture harvests reflected irradiance from the rear surface. With typical ground albedo of 20-30% (light gravel, concrete), real-world annual yield uplift is 5-15% over a monofacial equivalent; on high-albedo surfaces such as snow or white TPO roofing membranes, bifacial gain can reach 25-30%.

13 power variants including full-black finish

The series spans 13 variants from 425 to 460 Wp, including a full-black frame option for aesthetically demanding residential and premium commercial installations. The wide power band enables precise string sizing without oversizing the inverter or the array footprint.

30-year linear power warranty

The manufacturer provides a 30-year linear power output warranty, consistent with top mid-range TOPCon producers (Risen's RSM96-11 series carries an identical 30-year horizon). For a prosumer installation with a 25-30-year financial NPV horizon, this warranty coverage eliminates residual power degradation risk over the full analysis period.

Trade-offs
Non-bankable — outside BNEF Tier-1

Huayao does not appear on the BNEF Bankable Manufacturers list as of Q1 2026. Direct peer Risen Energy holds Tier-1 status. For projects requiring project-finance due diligence or commercial bank underwriting (typically above 50 kWp), the absence of Tier-1 certification may complicate or block lender acceptance of the module.

UVID exposure — no PVEL verification

The Kiwa PVEL 2025 Module Reliability Scorecard found that 41% of TOPCon BOMs failed the UVID (UV-Induced Degradation) test, with a median power loss of ~3.1% and a worst-case of 16.6%. Huayao Hyper N54 does not appear in independent PVEL test results, making it impossible to assess this series' susceptibility to UVID — identified as the leading reliability failure mode for n-type modules in 2025.

15-year product warranty vs. 25 years at Risen

The product (workmanship) warranty covers 15 years, while direct peer Risen RSM96-11 (23.00% efficiency, identical power class) offers a 25-year product warranty. The 10-year gap in protection against material and manufacturing defects is a meaningful differentiator for system owners targeting operational lifespans beyond 20 years.

Notes from the database
  • Efficiency of 23.0% is 0.5pp above the TOPCon 450-500W median (22.5%)
  • At 230.4 W/m² power density, this panel generates 5.2 W/m² more per unit area than TOPCon 450-500W median (225.2 W/m²)
  • At -0.30%/°C, hot weather performance is typical for TOPCon 450-500W panels
  • Bifaciality factor of 75% can add 4-11% extra yield with reflective mounting surface
  • #1711 for efficiency, #6093 for temperature performance out of 14005 panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 450 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 23.04 % Strong Segment median 22.52%
Vmpp · Impp 32.37 V · 13.91 A Operating point at max power
Voc · Isc 39.08 V · 14.76 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1722×1134×30 mm · 1.95 m² of roof
Weight 23.5 kg Typical Typical · median 24.0 kg
Cells 108 · TOPCon Monocrystalline
Bifaciality 75 % Rear output as a share of front
Coefficient Pmax -0.300 %/°C Weak bottom 20% of its segment
Coefficient Voc · Isc -0.250 · 0.046 %/°C
NOCT 44 °C At 800 W/m², 20 °C ambient
Product warranty 15 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
End-of-warranty output 87.4 % Equals 393 W guaranteed
Degradation 1.00 → 0.40 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by Huayao in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 450 Wp appear here. The rest cover the whole series.

30-Year Linear Power Warranty 30-Year Linear Power Warranty Whole series I-V Curves at Different Cell Temperatures I-V Curves at Different Cell Temperatures Whole series

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
-0.300 %/°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.

Alternatives

All Huayao panels
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Huayao HY440-N108BDD 450 W 23.04% -0.300 23.5 kg You are here
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +45 W, cooler, +1.8 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg +40 W, cooler, +1.5 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg +50 W, cooler, +1.5 pp
CIPRO-TN9C54M-500W 500 W 24.50% -0.260 21.4 kg +50 W, cooler, +1.5 pp
GK-3-54HGb-500M 500 W 24.50% -0.260 21.4 kg +50 W, cooler, +1.5 pp
GCL-NR10R/54BGDF 500 W 24.50% -0.260 24.6 kg +50 W, cooler, +1.5 pp
CETC-235T(GDF)/64 235 W 12.64% -0.300 15.0 kg -215 W, lighter, -10.4 pp
CETC-240T(GDF)/64 240 W 12.99% -0.300 15.0 kg -210 W, lighter, -10.0 pp
CETC-245T(GDF)/64 245 W 13.17% -0.300 15.0 kg -205 W, lighter, -9.9 pp
CETC-250T(GDF)/64 250 W 13.44% -0.300 15.0 kg -200 W, lighter, -9.6 pp
HY395-M108BDD 395 W 20.23% -0.350 23.5 kg -55 W, hotter, -2.8 pp
HY400-M108BDD 400 W 20.48% -0.350 23.5 kg -50 W, hotter, -2.6 pp
HY405-M108BDD 405 W 20.74% -0.350 23.5 kg -45 W, hotter, -2.3 pp
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +60 W, cooler, +2.0 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +55 W, cooler, +1.7 pp

Found 1783 panels of the same or similar size to this one, within ±10 mm. See them here Found 1914 panels of the same or similar size to this one, within ±25 mm. See them here Found 3392 panels of the same or similar size to this one, within ±50 mm. See them here Found 3970 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
What is the warranty on Huayao Hyper N54 panels?
The Hyper N54 series comes with a 15-year product warranty covering material and workmanship defects, and a 30-year power output warranty. The manufacturer guarantees at least 87.4% of nominal power after 10 years and at least 80% after 30 years. This is a standard level for quality TOPCon N-type modules and provides solid protection for your investment over three decades.
Are the Huayao Hyper N54 panels bifacial, and does it make sense on a pitched roof?
Yes, the Hyper N54 is a bifacial module that also harvests light reflected from the surface beneath the panel. On a typical pitched roof with light-colored tiles or membrane, the rear-side power gain is usually 5–15% depending on tilt angle and surface albedo. The effect is smaller than in ground-mounted systems but is real and increases annual yield at no additional cost.
How does the 54-cell half-cut layout in the Hyper N54 help when a chimney or dormer partially shades the panel?
The 54-cell half-cut format splits the panel into two independent electrical strings. When the upper half is shaded by a chimney or dormer, the lower half continues producing power with minimal loss. Compared to full-cell modules, partial-shading losses are reduced by up to 30–50%, which directly translates into higher annual energy yield in typical urban and suburban rooftop conditions.
What is TOPCon technology in the Hyper N54 panels and is it worth the premium?
TOPCon (Tunnel Oxide Passivated Contact) is an N-type cell technology that minimizes charge recombination at the silicon surface through a thin tunnel oxide layer. In practice it delivers higher efficiency (typically 22–23%), a lower temperature power coefficient, and slower long-term degradation than standard PERC cells. Over a 20–25 year residential system lifetime the cumulative energy production difference is clearly noticeable in electricity bills.
Is Huayao a Tier 1 manufacturer, and is buying Hyper N54 panels financially safe?
Huayao is not currently listed as a Tier 1 manufacturer by major agencies such as Bloomberg NEF or PV InfoLink, meaning it has a smaller production scale and shorter market track record than segment leaders. It is advisable to check the distributor's financial standing and consider system insurance that covers manufacturer insolvency risk. Product quality and warranty terms may be satisfactory, but extra due diligence on long-term risk is warranted.
How many Huayao Hyper N54 460 Wp modules do I need for a home consuming 4,000 kWh per year?
With average solar irradiation in Central Europe (roughly 1,050–1,150 kWh/kWp per year) and annual consumption of 4,000 kWh, the required system size is typically 4–5 kWp. That translates to 9–11 Hyper N54 modules rated at 460 Wp each. The exact number depends on roof tilt, azimuth, shading, and inverter selection — so an individual energy analysis is always necessary.
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