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Sunlike Solar Brand review

SKT455M12-96D3

455 Wp N-type Bifacial 2000%
ComparePV verdict

Solid all-round for its segment

Rank 7,820 of 14,005
Compare panels Datasheet PDF
Power (Wp)
455
Weak · bottom 22%
Efficiency (%)
22.77
Typical · median 22.52%
Density (Wp/m²)
227.7
Typical · median 225.2
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
21.5
Typical · median 23.7 kg
Warranty (yrs)
30
Typical · median 30 yrs

Sunlike Solar panels from the SKT450-470M12-96D3 series are technologically advanced modules based on large-format M12 cells, which redefine efficiency standards in modern PV installations. Thanks to the use of an innovative half-cut design and multi-busbar technology, this series effectively minimizes energy losses resulting from internal resistance and the risk of micro-cracks. It is an ideal solution for investors looking for high power density on limited roof space, as these modules generate significantly more energy per square meter than standard smaller-format models. They solve the problem of efficiency drops at high temperatures thanks to an optimized temperature coefficient, making them exceptionally reliable in the variable Polish climate. The SKT series stands out from the competition with excellent efficiency at low solar radiation, which ensures stable power production even on cloudy days. The use of bifacial architecture allows for additional energy yield from reflected radiation, which, combined with exceptional resistance to PID degradation, makes these panels a premium choice for both advanced solar farms and business prosumers. This is a substantive response to market needs, combining mechanical durability with maximizing system profitability over long years of operation.

Ranking

301 panels in the segment N-type 450-500 W
Metric This panel Median Position in segment Overall rank
Module efficiency 22.77% 22.52% Typical 3,073
Power density 227.7 225.2 Typical 2,888
Temperature coefficient -0.290 -0.290 Typical 2,165
Weight per kWp 47.3 49.5 Typical 1,601
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 · 0 caution
Best for

Residential, commercial and shaded-installations.

Notes from the database
  • Efficiency of 22.8% matches the N-type 450-500W median
  • At 227.7 W/m² power density, roof space requirements are typical for N-type 450-500W panels
  • Temperature coefficient of -0.29%/°C matches the N-type 450-500W median
  • At 21.5 kg, this panel is 2.2 kg lighter than N-type 450-500W median (23.7 kg) - easier handling during installation
  • In the top 22% for efficiency among all N-type 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 29.76 V · 15.29 A Operating point at max power
Voc · Isc 35.80 V · 16.14 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 21.5 kg Typical Typical · median 23.7 kg
Cells 96 · N-type Monocrystalline
Bifaciality 2000 % Rear output as a share of front
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 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
-
With bifacial gain
-

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
-
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
Sunlike Solar SKT455M12-96D3 455 W 22.77% -0.290 21.5 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
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
GK-3-54HGb-500M 500 W 24.50% -0.260 21.4 kg +45 W, cooler, +1.7 pp
SKT420M10-108D6 420 W 21.02% -0.290 21.5 kg -35 W, -1.8 pp
SKT425M10-108D6 425 W 21.27% -0.290 21.5 kg -30 W, -1.5 pp
SKT440M12-96D4 440 W 22.02% -0.260 21.5 kg -15 W, cooler, -0.8 pp
SKT445M10-108D6 445 W 22.30% -0.290 21.5 kg -10 W, -0.5 pp
SKT450M10-108D6 450 W 22.50% -0.290 21.5 kg -0.3 pp
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +55 W, cooler, +2.2 pp

Found 1395 panels of the same or similar size to this one, within ±10 mm. See them here Found 1425 panels of the same or similar size to this one, within ±25 mm. See them here Found 3614 panels of the same or similar size to this one, within ±50 mm. See them here Found 3962 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
How does N-type cell technology in the SKT450-470M12-96D3 series differ from standard PERC panels?
The N-type cells used in the SKT450-470M12-96D3 series deliver higher conversion efficiency and a lower temperature coefficient compared to P-type PERC cells. This means smaller power losses on hot days and significantly better resistance to PID degradation, which can shorten the lifespan of lower-grade modules. In practice, N-type technology generates more kilowatt-hours per year from the same roof area, with the advantage becoming more pronounced after several years of operation.
What warranty does the Sunlike Solar SKT450-470M12-96D3 series come with?
The SKT450-470M12-96D3 series comes with a 15-year product warranty covering material defects and workmanship, plus a 30-year power output warranty. The latter guarantees a minimum power yield over three decades of operation. A 30-year linear power warranty is one of the longer commitments available on the market and reflects the manufacturer's confidence in the durability of N-type cell technology.
Do bifacial Sunlike SKT470 panels make sense on a typical pitched roof?
Bifacial panels deliver the greatest added yield on ground-mounted systems and flat roofs with light-colored membranes, where the rear side captures reflected irradiance. On a dark pitched roof, the rear-side gain is minimal. That said, the SKT450-470M12-96D3 series performs excellently on pitched roofs due to its high front-side efficiency and outstanding low-light performance, which matters greatly in Poland's climate for much of the year.
How many Sunlike Solar SKT470 panels do I need for a single-family home consuming around 4,500 kWh per year?
At 4,500 kWh annual consumption, a system sized between 5.5 and 7 kWp is typically recommended, depending on location and roof orientation. At 470 Wp per module in the SKT450-470M12-96D3 series, that translates to 12-15 panels. This is several panels fewer than older 380-400 Wp modules would require, resulting in real savings on roof space and mounting structure costs.
Does the SKT450-470M12-96D3 series perform well in winter and on overcast days?
Yes. The N-type cell technology in this series provides excellent low-light performance, which is critical during Polish fall and winter months with frequent cloud cover. The modules maintain stable energy output even under diffuse, overcast skies. Additionally, the optimized temperature coefficient means the SKT series loses less power during summer heat waves than comparable P-type PERC panels.
What are half-cut cells and multi-busbar technology, and do they actually matter in the SKT450-470M12-96D3 panels?
Half-cut means each cell is split in two, reducing internal resistance and minimizing power losses from partial shading, for example from a chimney or antenna. Multi-busbar adds more thin current-collecting conductors per cell, shortening the electron path and reducing the risk of microcracks during shipping and long-term operation. Together, both technologies result in measurably higher annual energy yield in the SKT450-470M12-96D3 series.
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