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SunKean SKT470M10-120D3
SunKean Brand review

SKT470M10-120D3

470 Wp TOPCon Bifacial
ComparePV verdict

Middle of its segment, needs the roof space

Rank 8,644 of 14,005
Compare panels Datasheet PDF
Power (Wp)
470
Typical for its class
Efficiency (%)
21.78
Weak · bottom 11%
Density (Wp/m²)
217.1
Weak · bottom 9%
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
24.8
Typical · median 24.0 kg
Warranty (yrs)
30
Typical · median 30 yrs

The SunKean SKT460~480M10-120D3 series consists of photovoltaic modules based on TOPCon cells, designed for high energy production even under less-than-ideal conditions. The use of mono half-cell construction helps to minimize losses caused by microcracks and partial shading - which, in practice, means more stable operation of rooftop installations with chimneys, skylights, or trees nearby.

The multi-busbar design also deserves attention, as it improves the collection of current from the cells and enhances the module's resistance to degradation over time. Furthermore, the anti-reflective glass supports energy generation in less sunny conditions by reducing light reflection.

This is a good choice for residential and commercial installations where high power density on a limited area and predictable annual yields are important. The series features a more modern cell technology and a practical approach to real-world operational challenges.

Ranking

1,089 panels in the segment TOPCon 450-500 W
Metric This panel Median Position in segment Overall rank
Module efficiency 21.78% 22.52% Weak · bottom 11% 7,206
Power density 217.1 225.2 Weak · bottom 9% 7,401
Temperature coefficient -0.290 -0.290 Typical 2,165
Weight per kWp 52.8 52.2 Typical 6,447
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

0 positive · 2 caution
Best for

Residential, commercial and shaded-installations.

Not ideal for

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

Watch-outs
217.1 watts per square metre

Bottom 9% of the TOPCon 450-500 W segment, against a median of 225.2. Ranked 7,401st in the whole database.

21.78% module efficiency

Bottom 11% of the TOPCon 450-500 W segment, against a median of 22.52%.

Notes from the database
  • Module efficiency of 21.8% is 0.7pp below average for TOPCon 450-500W panels (median: 22.5%)
  • Power density of 217.1 W/m² is 8.1 W/m² below TOPCon 450-500W median (225.2 W/m²) - needs more roof space
  • At -0.29%/°C, hot weather performance is typical for TOPCon 450-500W panels
  • #7206 for efficiency, #2165 for temperature performance out of 14005 panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 470 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 21.78 % Weak Segment median 22.52%
Vmpp · Impp 35.06 V · 13.41 A Operating point at max power
Voc · Isc 42.38 V · 14.15 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1909×1134×30 mm · 2.16 m² of roof
Weight 24.8 kg Typical Typical · median 24.0 kg
Cells 120 · TOPCon Monocrystalline
Coefficient Pmax -0.290 %/°C Typical median -0.290 of its segment
Coefficient Voc · Isc -0.250 · 0.045 %/°C
NOCT 45 °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 411 W guaranteed

Datasheet charts

Open datasheet PDF

Measured curves published by SunKean in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 470 Wp appear here. The rest cover the whole series.

Sunket Topcon Linear Warranty Sunket Topcon Linear Warranty 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
-

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

Heat losses
-0.290 %/°C against a segment median of -0.290
-

Alternatives

All SunKean panels
Filter these
Size
Panel Power Eff. Temp. Weight Difference
SunKean SKT470M10-120D3 470 W 21.78% -0.290 24.8 kg You are here
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +40 W, cooler, +3.2 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg Cooler, lighter, +3.0 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +35 W, cooler, +2.9 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg Cooler, lighter, +2.7 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg +30 W, cooler, +2.7 pp
CIPRO-TN9C54M-500W 500 W 24.50% -0.260 21.4 kg +30 W, lighter, +2.7 pp
SKT460M10-120D3 460 W 21.32% -0.290 24.8 kg -10 W, -0.5 pp
SKT465M10-120D3 465 W 21.55% -0.290 24.8 kg -0.2 pp
SKT475M10-120D3 475 W 22.01% -0.290 24.8 kg +0.2 pp
SKT480M10-120D3 480 W 22.24% -0.290 24.8 kg +10 W, +0.5 pp
LR7-60HVH-560M 560 W 24.80% -0.260 25.0 kg +90 W, cooler, +3.0 pp
LR7-60HVH-555M 555 W 24.60% -0.260 25.0 kg +85 W, cooler, +2.8 pp
LR7-60HVHL-550M 550 W 24.40% -0.260 16.3 kg +80 W, lighter, +2.6 pp
JAT60S40-540/LR 540 W 24.40% -0.260 23.5 kg +70 W, cooler, +2.6 pp
GK-5-60HG-540M 540 W 24.40% -0.260 23.3 kg +70 W, cooler, +2.6 pp
JKM545-54QL6-DV-F1-EU 545 W 24.27% -0.260 27.5 kg +75 W, cooler, +2.5 pp

Found 746 panels of the same or similar size to this one, within ±10 mm. See them here Found 755 panels of the same or similar size to this one, within ±25 mm. See them here Found 916 panels of the same or similar size to this one, within ±50 mm. See them here Found 1503 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
Is the SunKean SKT460~480M10-120D3 series still available for purchase?
The SKT460~480M10-120D3 series has been discontinued and is no longer actively manufactured by SunKean. Limited stock may still be available through distributors, but for new installations it is advisable to consider currently active TOPCon module lines from SunKean or other manufacturers. Always verify stock availability and warranty terms with your supplier before ordering.
What warranty does SunKean provide for the SKT460~480M10-120D3 modules?
SunKean backs the SKT460~480M10-120D3 series with a 15-year product warranty covering manufacturing defects, plus a 30-year linear power output warranty guaranteeing minimum performance thresholds over three decades. The 30-year power warranty is one of the more competitive commitments in the industry and is a key factor when calculating the long-term LCOE of a solar installation.
What is TOPCon technology and why does it matter for the SKT460~480M10-120D3 series?
TOPCon (Tunnel Oxide Passivated Contact) is a next-generation monocrystalline cell architecture that outperforms PERC in both efficiency and temperature coefficient. A thin tunnel oxide layer minimizes carrier recombination, enabling better energy harvest in diffuse light and high-heat conditions. In the SKT460~480M10-120D3 series, this translates to higher annual yield compared to PERC modules of similar dimensions.
Are the SKT460~480M10-120D3 panels bifacial, and what does that mean for real-world output?
Yes, the SKT460~480M10-120D3 is a bifacial module, meaning it generates power from both the front and rear surfaces. The rear side captures albedo-reflected light from surfaces such as light-colored roofing membranes, gravel, or snow. Actual bifacial gain depends on installation angle and ground reflectance, but typically ranges from 3% to 8% additional annual energy production.
What is the peak power output of the SunKean SKT460~480M10-120D3, and how does it compare to older panels?
The top-tier module in the SKT460~480M10-120D3 series reaches 480 Wp, positioning it in the high power-density segment suitable for both residential and commercial systems. The 120 half-cut cells in the M10 (182 mm) format deliver this output in a compact footprint. By comparison, similarly sized PERC modules from a few years ago typically topped out at 400–430 Wp.
Will the SKT460~480M10-120D3 panels perform well on a roof with partial shading from a chimney or trees?
The half-cut cell design splits each cell in two, limiting power loss when shade falls on part of the module — shadow on one half does not fully suppress the other. The multi-busbar layout further distributes current flow and reduces hotspot risk. The SKT460~480M10-120D3 series is therefore a solid choice for roofs with chimneys, dormers, or nearby vegetation, though heavy shading scenarios may still benefit from per-module MPPT power optimizers.
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