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Huayao Brand review

CETC-240T(GDF)/64

240 Wp TOPCon Bifacial
ComparePV verdict

Light for its output, needs the roof space

Rank 13,790 of 14,005
Compare panels Datasheet PDF
Power (Wp)
240
Weak · bottom 13%
Efficiency (%)
12.99
Weak · bottom 15%
Density (Wp/m²)
122.9
Weak · bottom 7%
Temp (%/°C)
-0.300
Typical · median -0.300
Weight (kg)
15.0
Strong · 8.5 kg below median
Warranty (yrs)
30
Typical · median 30 yrs

The Huayao N series M10 bifacial double-glass module is designed for high performance in real-world conditions - even when the roof or ground is not ideal. The use of TOPCon technology with N-type cells improves operational stability and reduces power losses over time, which is important when calculating the long-term profitability of the installation. The bifacial design allows for energy recovery from the rear side, making the module more efficient in utilizing reflected light from bright roofs, gravel, or concrete.

The double-glass design is particularly attractive where durability and resistance to moisture, micro-cracks, and harsh environmental conditions are important. The M10 format also simplifies the construction of high-power installations with a reasonable number of modules and easier logistics on-site.

This is a good choice for PV farms, commercial and industrial rooftops, and projects where high reliability and predictable energy production are desired, not just theoretical performance figures.

Ranking

76 panels in the segment TOPCon 140-340 W
Metric This panel Median Position in segment Overall rank
Module efficiency 12.99% 14.95% Weak · bottom 15% 13,970
Power density 122.9 148.8 Weak · bottom 7% 13,974
Temperature coefficient -0.300 -0.300 Typical 6,093
Weight per kWp 62.5 78.9 Strong · top 21% 12,777
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

Commercial.

Not ideal for

Roofs where every square metre has to count and tight roof space.

Strengths
62.5 kg per kWp

Top 21% of the TOPCon 140-340 W segment, against a median of 78.9.

Watch-outs
122.9 watts per square metre

Bottom 7% of the TOPCon 140-340 W segment, against a median of 148.8. Ranked 13,974th in the whole database.

12.99% module efficiency

Bottom 15% of the TOPCon 140-340 W segment, against a median of 14.95%.

What owners get
N-type TOPCon cells – lower degradation

TOPCon N-type cell technology exhibits lower Light-Induced Degradation (LID) than P-type PERC and performs better at elevated operating temperatures. In real-world conditions this translates to higher annual energy yield compared to same-wattage PERC-based modules.

~80% bifaciality – rear-side energy harvest

TOPCon bifaciality typically reaches 80–85% (versus ~70% for PERC), enabling rear-side energy capture from reflected light off concrete, gravel, or white roofing membranes. Under favorable ground-mount conditions this can add 8–15% to annual production versus a monofacial module of equivalent nameplate power.

Double-glass construction – environmental durability

The glass-glass laminate eliminates backsheet degradation risks (PID, moisture ingress) and reduces microcrack propagation, extending mechanical service life. Particularly advantageous in high-humidity, chemically aggressive, or freeze-thaw environments.

30-year linear power warranty

The manufacturer offers a 30-year power output warranty, exceeding the 25-year standard common among entry-level and mid-range peers. The extended warranty horizon improves LCOE calculations for projects with a 25–30-year lifespan.

Trade-offs
Module efficiency well below market standard

Efficiency of 12.64–13.44% is dramatically lower than peer comparables at similar nameplate power: Isola New Energy 182M SPLIT CELL reaches 21.22%, and both LinkSol and JA Solar achieve 18.8% at 245–250 Wp. This implies approximately 40–60% more roof or ground area is required to achieve the same installed capacity.

Not Tier-1 / non-bankable manufacturer

The manufacturer does not appear on the BNEF Tier-1 bankable list (confirmed by tier_1_bankable: false in product data and independent Q1 2026 Tier-1 lists). For bank-financed or infrastructure fund projects where BNEF Tier-1 status is a lender requirement, this may result in module rejection or costly additional technical due diligence.

Short product warranty – only 12 years

The materials and workmanship warranty of just 12 years falls well short of the 25-year standard offered by leading manufacturers such as JA Solar, Trina Solar, and LONGi. For commercial or industrial installations with a 20–30-year horizon, the module operates without product warranty coverage for more than half its expected service life.

Notes from the database
  • Efficiency of 13.0% is 3.0pp below the TOPCon 0-400W median (16.0%)
  • 122.9 W/m² power density is 36.9 W/m² below TOPCon 0-400W median (159.8 W/m²) - requires larger installation area
  • Temperature coefficient of -0.30%/°C matches the TOPCon 0-400W median
  • 15.0 kg weight - 8.5 kg lighter than TOPCon 0-400W median (23.5 kg), reducing installation effort
  • In the top 100% for efficiency among all TOPCon panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 240 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 12.99 % Weak Segment median 14.95%
Vmpp · Impp 19.59 V · 12.27 A Operating point at max power
Voc · Isc 22.81 V · 13.37 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 15.0 kg Strong Strong · 8.5 kg below median
Cells 64 · TOPCon Monocrystalline
Coefficient Pmax -0.300 %/°C Typical median -0.300 of its segment
Coefficient Voc · Isc -0.255 · 0.045 %/°C
NOCT 43 °C At 800 W/m², 20 °C ambient
Product warranty 12 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
End-of-warranty output 87.4 % Equals 210 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
-

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

Heat losses
-0.300 %/°C against a segment median of -0.300
-

Alternatives

All Huayao panels
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Huayao CETC-240T(GDF)/64 240 W 12.99% -0.300 15.0 kg You are here
ZEUS 1.2 FullBlack 280W 280 W 23.31% -0.260 14.3 kg +40 W, cooler, +10.3 pp
GKA182M285W 285 W 23.00% - 10.8 kg +45 W, lighter, +10.0 pp
GKA182M200W 200 W 23.00% - 9.0 kg -40 W, lighter, +10.0 pp
GKA182M240W 240 W 23.00% - 10.8 kg Lighter, +10.0 pp
GKA182M260W 260 W 23.00% - 10.8 kg +20 W, lighter, +10.0 pp
GKA182M270W 270 W 23.00% - 10.8 kg +30 W, lighter, +10.0 pp
DM270M10T-B32HBT 270 W 22.90% -0.290 15.3 kg +30 W, cooler, +9.9 pp
ZEUS 1.2 FullBlack 275W 275 W 22.89% -0.260 14.3 kg +35 W, cooler, +9.9 pp
CETC-235T(GDF)/64 235 W 12.64% -0.300 15.0 kg -0.3 pp
CETC-245T(GDF)/64 245 W 13.17% -0.300 15.0 kg Very close match
CETC-250T(GDF)/64 250 W 13.44% -0.300 15.0 kg +10 W, +0.4 pp
HY395-M108BDD 395 W 20.23% -0.350 23.5 kg +155 W, heavier, +7.2 pp
HY400-M108BDD 400 W 20.48% -0.350 23.5 kg +160 W, heavier, +7.5 pp
HY405-M108BDD 405 W 20.74% -0.350 23.5 kg +165 W, heavier, +7.7 pp
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +270 W, heavier, +12.0 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +255 W, heavier, +11.8 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 warranty does the Huayao N series M10 bifacial double-glass module come with?
The Huayao N series M10 bifacial double-glass module comes with a 12-year product warranty covering materials and workmanship, and a 30-year linear power output warranty. The manufacturer guarantees that the module will maintain specified performance levels for three decades. The extended power warranty is a key input when calculating the LCOE of commercial installations or utility-scale PV projects, making long-term energy yield more predictable.
What does the bifacial design of the Huayao N series M10 actually deliver, and when does it pay off?
The bifacial design allows the Huayao N series M10 module to generate power from both the front and rear surfaces by capturing reflected irradiance from the ground or roof. Actual rear-side gain depends on the albedo of the surface below: light-colored gravel, concrete, sand, or white roofing membranes can boost energy yield by several percentage points. Ground-mounted systems and installations on high-albedo industrial rooftops benefit most.
Why does the Huayao N series M10 use double-glass construction instead of a standard back-sheet?
The double-glass construction replaces the conventional back-sheet with a rigid glass layer, dramatically improving resistance to moisture ingress, UV degradation, and microcracks in the cells. This design is especially valued in installations exposed to harsh environments, such as utility-scale PV farms in high-humidity regions, industrial rooftops, or dusty locations. Dual-glass modules also tend to have a longer projected service life compared to back-sheet alternatives.
How does the TOPCon cell technology in the Huayao N series M10 compare to PERC?
TOPCon (Tunnel Oxide Passivated Contact) is an N-type silicon cell technology that uses a thin tunneling oxide layer to minimize carrier recombination losses. Compared to PERC, TOPCon cells achieve higher conversion efficiency and a lower annual power degradation rate. For investors, this means the Huayao N series M10 module retains more of its nameplate capacity over the full lifetime of the installation, improving the predictability of long-term energy production.
Are Huayao N series M10 double-glass modules suitable for utility-scale PV farms and large commercial rooftops?
Yes, this series is designed specifically for utility-scale PV farms, commercial rooftops, and industrial facilities. The M10 wafer format allows high-power installations to be built with fewer modules, simplifying logistics and on-site mounting. The rugged dual-glass construction performs reliably in demanding environments, and the N-type TOPCon technology ensures high dependability and predictable energy output over decades of operation.
Huayao is not a Tier 1 manufacturer — is the N series M10 bifacial still a safe purchase?
Tier 1 classification refers solely to a manufacturer's financial capacity to bankroll large-scale PV projects and does not directly measure panel quality. While Huayao is not listed among Tier 1 manufacturers, the N series M10 double-glass modules carry a 30-year power output warranty and use proven N-type TOPCon cell technology. Before purchasing, it is advisable to verify warranty terms, after-sales service availability in your market, and the track record of the local distributor.
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