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Sunket New Energy SKT435M10-108D5
Sunket New Energy Brand review

SKT435M10-108D5

435 Wp HJT Bifacial 85%
ComparePV verdict

Middle of its segment, weak in heat

Rank 9,233 of 14,005
Compare panels Datasheet PDF
Power (Wp)
435
Typical for its class
Efficiency (%)
22.28
Typical · median 22.20%
Density (Wp/m²)
222.8
Typical · median 221.6
Temp (%/°C)
-0.260
Weak · bottom 23%
Weight (kg)
23.4
Typical · median 23.0 kg
Warranty (yrs)
30
Typical · median 30 yrs

The Sunket New Energy SKT430-450M10-108D5 series introduces a new level of quality to PV installations thanks to the use of advanced N-type TOPCon cells. This solution effectively eliminates the problem of rapid light-induced degradation, which translates into significantly higher yield stability over a long-term perspective of use. The greatest advantage of these modules is their bifacial dual-glass construction, which not only drastically increases mechanical resistance to extreme weather conditions but also allows for efficient energy harvesting from radiation reflected from the ground. As a result, these panels generate noticeably more electricity than standard monofacial modules, which is particularly evident when installed on bright surfaces. An excellent temperature coefficient ensures that this series maintains high efficiency even on hot days, which is a key advantage in optimizing return on investment in the Polish climate. The product was designed for investors seeking a balance between aesthetics and maximum power density on limited roof space. The use of SMBB (Super Multi-Busbar) technology further minimizes transmission losses within the cell, making these panels one of the most competitive solutions in the premium segment for modern residential housing and demanding commercial projects.

Ranking

113 panels in the segment HJT 400-450 W
Metric This panel Median Position in segment Overall rank
Module efficiency 22.28% 22.20% Typical 5,403
Power density 222.8 221.6 Typical 5,150
Temperature coefficient -0.260 -0.240 Weak · bottom 23% 511
Weight per kWp 53.8 52.4 Typical 7,861
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 · 1 caution
Best for

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

Not ideal for

Hot climates.

Watch-outs
-0.260 %/°C temperature coefficient

Bottom 23% of the HJT 400-450 W segment, against a median of -0.240.

Notes from the database
  • Efficiency of 22.3% matches the HJT 400-450W median
  • At 222.8 W/m² power density, roof space requirements are typical for HJT 400-450W panels
  • -0.26%/°C temperature coefficient - 0.02pp worse than HJT 400-450W median (-0.24%/°C), expect higher hot weather losses
  • Bifaciality factor of 85% can add 4-13% extra yield with reflective mounting surface
  • In the top 39% for efficiency among all HJT panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 435 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 22.28 % Typical Segment median 22.20%
Vmpp · Impp 34.86 V · 12.48 A Operating point at max power
Voc · Isc 41.64 V · 13.00 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 23.4 kg Typical Typical · median 23.0 kg
Cells 108 · HJT Monocrystalline
Bifaciality 85 % Rear output as a share of front
Coefficient Pmax -0.260 %/°C Weak bottom 23% of its segment
Coefficient Voc · Isc -0.240 · 0.040 %/°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 88.0 % Equals 383 W guaranteed
Degradation 1.00 → 0.38 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by Sunket New Energy in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 435 Wp appear here. The rest cover the whole series.

Current-Voltage (I-V) Curves Current-Voltage (I-V) Curves Whole series Power-Voltage (P-V) Curves Power-Voltage (P-V) Curves 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
-0.260 %/°C against a segment median of -0.240
-
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
Sunket New Energy SKT435M10-108D5 435 W 22.28% -0.260 23.4 kg You are here
JAT54S40-485/LR 485 W 24.30% -0.260 19.3 kg +50 W, lighter, +2.0 pp
AIKO-A485-MCE54Mw 485 W 24.30% -0.260 21.0 kg +50 W, lighter, +2.0 pp
AIKO-A485-MAH54Mw 485 W 24.30% -0.260 21.5 kg +50 W, lighter, +2.0 pp
GK-5-54HG-485M 485 W 24.30% -0.260 21.0 kg +50 W, lighter, +2.0 pp
ZEUS 3.0+ 108 485WP 485 W 24.30% -0.260 24.2 kg +50 W, +2.0 pp
SKT345M10 345 W 17.70% -0.290 20.5 kg -90 W, -4.6 pp, -5 yr warranty
SKT350M10 350 W 17.90% -0.290 20.5 kg -85 W, -4.4 pp, -5 yr warranty
SKT355M10 355 W 18.20% -0.290 20.5 kg -80 W, -4.1 pp, -5 yr warranty
SKT360M10 360 W 18.40% -0.290 20.5 kg -75 W, -3.9 pp, -5 yr warranty
SKT365M10 365 W 18.70% -0.290 20.5 kg -70 W, -3.6 pp, -5 yr warranty
SKT385M10 385 W 19.80% -0.350 23.4 kg -50 W, hotter, -2.5 pp
SKT390M10 390 W 20.00% -0.350 23.4 kg -45 W, hotter, -2.3 pp
SKT395M10 395 W 20.20% -0.350 23.4 kg -40 W, hotter, -2.1 pp
SKT400M10 400 W 20.50% -0.350 23.4 kg -35 W, hotter, -1.8 pp
SKT405M10 405 W 20.80% -0.350 23.4 kg -30 W, hotter, -1.5 pp
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +75 W, cooler, +2.7 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 makes the HJT technology in the Sunket SKT430~450M10-108D5 panels stand out?
HJT (Heterojunction Technology) combines the strengths of monocrystalline and thin-film cells. In the SKT430~450M10-108D5 series this translates to a temperature coefficient of -0.24%/°C, significantly better than standard PERC cells at -0.38%/°C. The panels lose far less power on hot summer days, directly boosting annual energy yield and shortening the investment payback period.
What warranty do the Sunket SKT430~450M10-108D5 panels come with?
The manufacturer provides a 15-year product warranty and a 30-year linear power warranty. After year one the panel retains at least 99% of rated output, and after 30 years a minimum of 88% of nominal power. This is one of the strongest warranty packages available in the 450 W HJT module segment.
Do the bifacial Sunket SKT450M10-108D5 panels actually generate more energy than monofacial modules?
Yes. With a bifacial dual-glass construction and bifaciality above 90%, the rear surface can capture up to 90% of the front-side power from light reflected off the ground or facade. The largest energy gains, reaching 10–25%, occur when the modules are mounted above high-albedo surfaces such as white gravel, light concrete, or snow.
How does the SKT430~450M10-108D5 series handle extreme weather conditions?
The dual-glass construction delivers a certified mechanical load resistance of 5400 Pa, accommodating heavy snow loads and strong winds. The modules hold TÜV and CE certifications, include built-in anti-PID protection, and undergo 100% factory quality inspection. This is a meaningful advantage for installations in mountain or coastal locations.
How many cells does the SKT430~450M10-108D5 module have and what are its dimensions?
The SKT430~450M10-108D5 series features 108 half-cut HJT monocrystalline cells in the 182 mm format. The half-cut layout reduces internal thermal losses and improves shade tolerance, for example from chimneys or antennas. At 450 Wp peak output, it is an attractive option for rooftops with limited area where power density per square meter matters.
Is Sunket New Energy a reputable manufacturer, and what certifications do the SKT430~450M10-108D5 panels carry?
The panels are manufactured by Wuxi Sunket New Energy Technology Co., Ltd. based in China. The SKT430~450M10-108D5 series holds TÜV, CE, CEC, ISO, and CQC certifications. The company specializes in HJT technology and backs its modules with a 30-year linear power warranty, reflecting strong confidence in long-term product durability.
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