Skip to main content
Huasun Brand review

RS455S8-108GANT

455 Wp TOPCon Bifacial
ComparePV verdict

Middle of its segment, weak in heat

Rank 8,018 of 14,129
Compare panels Datasheet PDF
Power (Wp)
455
Typical for its class
Efficiency (%)
22.77
Typical · median 22.52%
Density (Wp/m²)
227.7
Typical · median 225.2
Temp (%/°C)
-0.310
Weak · bottom 6%
Weight (kg)
24.5
Typical · median 24.0 kg
Warranty (yrs)
30
Typical · median 30 yrs

The Huasun Aurora Pro RS435~460S8-108GANT series is designed to maximize energy yields in real-world conditions, particularly where every square meter of roof or ground space is valuable. These are bifacial modules with a glass-to-glass construction, allowing them to actively utilize reflected light from the ground and increase energy production without the need for additional panels. The use of N-type cells minimizes typical power losses during operation, and the high PID resistance helps maintain stable performance in demanding grid and environmental conditions. In practice, this means more predictable yields even in less sunny conditions - for example, on cloudy days or in foggy weather, where these modules are particularly effective due to their excellent performance in low light. Aurora Pro RS is suitable for both premium residential installations and commercial and PV farm projects, where durability and a long return on investment are key.

Ranking

1,096 panels in the segment TOPCon 450-500 W
Metric This panel Median Position in segment Overall rank
Module efficiency 22.77% 22.52% Typical 3,129
Power density 227.7 225.2 Typical 2,943
Temperature coefficient -0.310 -0.290 Weak · bottom 6% 8,069
Weight per kWp 53.8 52.2 Typical 7,974
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 · 3 caution
Best for

Residential and commercial.

Not ideal for

Hot climates.

Watch-outs
-0.310 %/°C temperature coefficient

Bottom 6% of the TOPCon 450-500 W segment, against a median of -0.290. Ranked 8,069th in the whole database.

What owners get
Peak efficiency of 23.02% - top of peer group

The 460 Wp variant achieves 23.02% module efficiency - matching the highest result among peer comparables (SunKean SKT460M12-96D4 at 23.02%) and marginally outperforming Risen RSM96-11-460BNDG (23.00%). The gap vs. Zonergy ZPM MH3-72 (21.16%) amounts to 1.86 percentage points, translating to several hundred additional Wp of installed capacity on a typical 50 m² roof without changing the footprint.

TOPCon N-type: low degradation, PID/LID/LeTID immunity

N-type cells degrade at approximately 0.4-0.5%/year versus 0.6-0.8%/year for PERC. The near-absence of LID and LeTID and high PID resistance (noted by the manufacturer in the series description) ensure stable performance under demanding grid and thermal conditions - particularly relevant over a 30-year operational horizon.

Bifacial glass-glass construction

Dual-glass encapsulation eliminates backsheet delamination and moisture ingress risk associated with glass-foil modules. The rear side actively harvests reflected albedo irradiance, delivering an estimated 5-25% rear-side yield gain depending on ground surface - without requiring additional modules or increased footprint.

30-year linear power warranty

Huasun guarantees at least 87.4% of nominal power output after 30 years, in line with the Tier-1 TOPCon market standard and sufficient as a basis for LCOE modeling in commercial projects and utility-scale PV farms with long investment return horizons.

BNEF Tier-1 status confirmed Q1 2025

Huasun appears on the BNEF Tier-1 PV Module Manufacturers list as of Q1 2025, confirming its ability to secure non-recourse project financing - a formal prerequisite imposed by lenders and investment funds when financing commercial and utility-scale PV installations.

Trade-offs
Product warranty only 15 years

The materials and workmanship warranty covers 15 years, while leading Tier-1 manufacturers (JA Solar, Trina Solar, LONGi) standardly offer 25-30 years. For residential installations with a typical 20-25-year lifespan, this leaves the last 5-10 years of operation outside product warranty coverage.

Limited manufacturer track record (est. 2020)

Huasun Energy was founded in 2020 - as of 2026, it has only six years of operational history. Against a 30-year linear power warranty, limited field data and a relatively short financial track record represent a risk for investors assessing the long-term reliability of warranty service over multi-decade horizons.

Notes from the database
  • Efficiency of 22.8% matches the TOPCon 450-500W median
  • At 227.7 W/m² power density, roof space requirements are typical for TOPCon 450-500W panels
  • At -0.31%/°C, loses 0.02pp more power per degree than TOPCon 450-500W median (-0.29%/°C)
  • In the top 22% for efficiency among all TOPCon panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 455 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 22.77 % Typical Segment median 22.52%
Vmpp · Impp 33.27 V · 13.68 A Operating point at max power
Voc · Isc 39.93 V · 14.29 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1762×1134×30 mm · 2.00 m² of roof
Weight 24.5 kg Typical Typical · median 24.0 kg
Cells 108 · TOPCon Monocrystalline
Coefficient Pmax -0.310 %/°C Weak bottom 6% of its segment
Coefficient Voc · Isc -0.260 · 0.046 %/°C
NOCT 42 °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 398 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
-0.310 %/°C against a segment median of -0.290
-

Alternatives

All Huasun panels
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Huasun RS455S8-108GANT 455 W 22.77% -0.310 24.5 kg You are here
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +40 W, cooler, +2.0 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +50 W, cooler, +1.9 pp
WST-505BKX54-A2 505 W 24.70% -0.260 25.0 kg +50 W, cooler, +1.9 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg +35 W, cooler, +1.7 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg +45 W, cooler, +1.7 pp
CIPRO-TN9C54M-500W 500 W 24.50% -0.260 21.4 kg +45 W, cooler, +1.7 pp
HSN-210R-B64DSN285 285 W 14.30% -0.240 21.5 kg -170 W, cooler, -8.5 pp
HSN-210R-B64DSN290 290 W 14.50% -0.240 21.5 kg -165 W, cooler, -8.3 pp
HSN-210R-B64DSN295 295 W 14.80% -0.240 21.5 kg -160 W, cooler, -8.0 pp
HSN-210R-S96DSC410 410 W 20.50% -0.240 23.5 kg -45 W, cooler, -2.3 pp
HSN-210R-B96DSN435 435 W 21.80% -0.240 21.6 kg Cooler, lighter, -1.0 pp
HSN-210R-B96DS440 440 W 22.00% -0.240 21.6 kg Cooler, lighter, -0.8 pp
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +55 W, cooler, +2.2 pp

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 Aurora Pro RS435~460S8-108GANT series

6 answered

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

What warranty does the Huasun Aurora Pro RS435~460S8-108GANT series come with?
The Aurora Pro RS series carries a 15-year product warranty covering manufacturing defects and a 30-year linear power output warranty - Huasun guarantees at least 80% of nominal power after three decades of operation. A 30-year performance warranty is a hallmark of N-type TOPCon modules and reflects their lower degradation rates compared to conventional PERC technology.
How does the TOPCon technology in the Aurora Pro RS series compare to standard PERC modules?
TOPCon (Tunnel Oxide Passivated Contact) is an N-type cell technology that virtually eliminates LID (Light Induced Degradation) and delivers a lower temperature coefficient - approximately -0.31%/°C in the Aurora Pro RS. Compared to PERC, this means smaller power losses on hot summer days and more predictable long-term energy yield, which directly improves LCOE over the system's lifetime.
Do the bifacial Huasun Aurora Pro RS panels actually generate more energy from the rear side?
In practice, yes - though the gain depends on the installation setup. Bifacial N-type cells in a glass-glass construction can capture up to 10-20% additional energy from light reflected off bright surfaces such as concrete, gravel, or snow. On a standard dark rooftop the bifacial gain is smaller, but ground-mounted systems, carports, and PV pergolas can fully leverage this feature.
How do Huasun Aurora Pro RS435~460S8-108GANT panels perform under low-light and overcast conditions?
N-type TOPCon cells have a higher minority carrier lifetime than PERC, which translates into better energy output at low irradiance levels. The Aurora Pro RS series performs well during overcast mornings, evenings, and diffuse-light days - a meaningful advantage in Central European climates with frequent cloud cover, where real-world generation stays closer to rated output across the full year.
Are Huasun Aurora Pro RS435~460S8-108GANT panels suitable for pitched rooftop installations on residential homes?
Yes, the Aurora Pro RS is well suited for pitched rooftops. The glass-glass modules measure approximately 1762×1134×30 mm and weigh around 23-26 kg, which is manageable with standard racking hardware rated for dual-glass modules. Use rails and clamps with load ratings appropriate for heavier panels and follow Huasun's recommended mounting angle and clearance to maintain structural integrity.
Is Huasun a reputable manufacturer and is the Aurora Pro RS series still actively available?
Huasun Energy holds BNEF Tier 1 status (confirmed for Q1 2025), recognizing it as a bankable manufacturer by major financial institutions. The company is one of the world's largest N-type (HJT and TOPCon) module producers. The Aurora Pro RS is a current, non-discontinued series available for both premium residential rooftop systems and commercial or utility-scale PV projects.
Add to compare