Skip to main content
Sunket New Energy SKT555M10
Sunket New Energy Brand review

SKT555M10

555 Wp PERC Bifacial
ComparePV verdict

Efficiency leader, no clear weak spot

Rank 5,849 of 14,005
Compare panels Datasheet PDF
Power (Wp)
555
Typical for its class
Efficiency (%)
21.50
Strong · top 18%
Density (Wp/m²)
214.8
Strong · top 20%
Temp (%/°C)
-0.350
Typical · median -0.350
Weight (kg)
30.5
Typical · median 30.8 kg
Warranty (yrs)
30
Strong · top 25%

The Sunket New Energy SKT530-555M10 panel series is an advanced solution based on 182 mm M10 cell technology, designed to maximize yields from limited installation space. The use of a Half-cut structure combined with Multi-busbar (MBB) architecture allows for a significant reduction in resistive losses and improves module performance in partial shading conditions, which directly translates into stable energy production in Polish weather conditions. These panels effectively solve the problem of high investment costs by optimizing the LCOE ratio, offering high unit power that reduces expenses for mounting structures and cabling. This series is primarily dedicated to commercial investors and solar farm owners looking for uncompromising efficiency and long-term reliability. What sets the SKT530-555M10 apart from the competition is the excellent balance between innovative monocrystalline PERC cell technology and resistance to potential-induced degradation (PID), ensuring a long system lifespan. Thanks to precise manufacturing and a reinforced frame, these modules handle heavy mechanical loads exceptionally well, serving as a solid foundation for modern prosumer and industrial energy systems.

Ranking

589 panels in the segment PERC 550-600 W
Metric This panel Median Position in segment Overall rank
Module efficiency 21.50% 21.29% Strong · top 18% 7,958
Power density 214.8 212.9 Strong · top 20% 8,034
Temperature coefficient -0.350 -0.350 Typical 10,419
Weight per kWp 55.0 52.7 Typical 9,348
Performance warranty 30 yrs 27 yrs Strong · top 25% 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

3 positive · 0 caution
Best for

Commercial, utility-scale and shaded-installations.

Strengths
21.50% module efficiency

Top 18% of the PERC 550-600 W segment, against a median of 21.29%.

214.8 watts per square metre

Top 20% of the PERC 550-600 W segment, against a median of 212.9.

30 year performance warranty

Top 25% of the PERC 550-600 W segment, against a median of 27 yrs.

Notes from the database
  • Efficiency of 21.5% matches the PERC 550-600W median
  • At 214.8 W/m² power density, roof space requirements are typical for PERC 550-600W panels
  • Temperature coefficient of -0.35%/°C matches the PERC 550-600W median
  • #7958 for efficiency, #10419 for temperature performance out of 14005 panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 555 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 21.50 % Strong Segment median 21.29%
Vmpp · Impp 42.10 V · 13.19 A Operating point at max power
Voc · Isc 49.95 V · 14.05 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2278×1134×35 mm · 2.58 m² of roof
Weight 30.5 kg Typical Typical · median 30.8 kg
Cells 144 · PERC Monocrystalline
Coefficient Pmax -0.350 %/°C Typical median -0.350 of its segment
Coefficient Voc · Isc -0.275 · 0.045 %/°C
NOCT 45 °C At 800 W/m², 20 °C ambient
Product warranty 15 years Hardware defects only
Performance warranty 30 years Strong top 25% · median 27 yrs
End-of-warranty output 85.0 % Equals 471 W guaranteed
Degradation 2.00 → 0.45 % 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
-0.350 %/°C against a segment median of -0.350
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Sunket New Energy SKT555M10 555 W 21.50% -0.350 30.5 kg You are here
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg Cooler, lighter, +3.5 pp
LR7-60HVH-560M 560 W 24.80% -0.260 25.0 kg Cooler, lighter, +3.3 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg Cooler, lighter, +3.2 pp
LR7-60HVH-555M 555 W 24.60% -0.260 25.0 kg Cooler, lighter, +3.1 pp
LR7-60HVHL-550M 550 W 24.40% -0.260 16.3 kg Cooler, lighter, +2.9 pp
JAT60S40-540/LR 540 W 24.40% -0.260 23.5 kg Cooler, lighter, +2.9 pp
SKT530M10 530 W 20.50% -0.350 30.5 kg -25 W, -1.0 pp
SKT535M10 535 W 20.70% -0.350 30.5 kg -20 W, -0.8 pp
SKT540M10 540 W 20.90% -0.350 30.5 kg -15 W, -0.6 pp
SKT545M10-144D4 545 W 21.10% -0.290 32.0 kg Cooler, heavier, -0.4 pp
SKT550M10-144D4 550 W 21.29% -0.290 32.0 kg Cooler, heavier, -0.2 pp
SKT560M10-144D4 560 W 21.68% -0.290 32.0 kg Cooler, heavier
AIKO-A650-MAE72Mw 650 W 25.20% -0.260 27.0 kg +95 W, cooler, +3.7 pp
AIKO-A645-MAE72Mw 645 W 25.00% -0.260 27.0 kg +90 W, cooler, +3.5 pp
AIKO-A640-MAE72Mw 640 W 24.80% -0.260 27.0 kg +85 W, cooler, +3.3 pp
AIKO-A635-MAE72Mw 635 W 24.60% -0.260 27.0 kg +80 W, cooler, +3.1 pp

Found 2326 panels of the same or similar size to this one, within ±10 mm. See them here Found 2368 panels of the same or similar size to this one, within ±25 mm. See them here Found 2382 panels of the same or similar size to this one, within ±50 mm. See them here Found 2547 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
Is the Sunket SKT530-555M10 panel series still available for purchase?
The SKT530-555M10 series has been discontinued and is no longer actively distributed. Limited stock may still be available through select wholesalers or as surplus inventory, but availability of specific wattage variants cannot be guaranteed. Buyers should verify warranty enforcement conditions before purchasing discontinued stock and consider current Sunket New Energy series or comparable alternatives.
What warranties come with the Sunket New Energy SKT530-555M10 panels?
The manufacturer offered a 15-year product warranty covering defects in materials and workmanship, alongside a 30-year linear power output warranty. Over the entire service life, modules were guaranteed to retain a specified minimum percentage of rated power. Since the series is discontinued, buyers should confirm warranty claim procedures with the seller before purchase.
Are the SKT530-555M10 panels bifacial and how much additional energy can I expect from the rear side?
Yes, the SKT530-555M10 series features a bifacial design, allowing the rear side to generate electricity from reflected irradiance. Typical bifacial gain ranges from 5% to 15%, depending on ground albedo, tilt angle, and module elevation above the surface. Ground-mounted systems installed over light gravel or concrete surfaces deliver the highest rear-side yield.
How do Half-cut cells and Multi-busbar architecture affect SKT530-555M10 performance under partial shading?
Half-cut technology splits each cell, so shading on one part of the panel only affects the upper or lower half of the module's output rather than the entire string. The Multi-busbar (MBB) layout reduces resistive losses by shortening current paths across the cell surface. In real-world installations with chimneys, antennas, or nearby trees, this translates to noticeably lower shading losses compared to conventional full-cell modules.
What type of installations are the 555 Wp Sunket SKT530-555M10 panels best suited for?
The SKT530-555M10 series was designed primarily for utility-scale solar farms and large commercial rooftop systems. The high per-module power of up to 555 Wp reduces the total number of modules needed, cutting BoS costs for racking and cabling. For residential rooftop use, the module's physical size and weight should be verified against roof load capacity before installation.
What are M10 PERC cells and why were they chosen for the SKT530-555M10 series?
PERC (Passivated Emitter and Rear Cell) is a monocrystalline technology with a passivated rear surface that reduces carrier recombination and increases cell efficiency by roughly 0.5 to 1 percentage point over standard mono cells. The M10 format uses 182 mm wafers, fitting more active area into a standard module footprint. The result is a high-output module with a strong efficiency-to-cost ratio, which directly improves LCOE for commercial energy projects.
Add to compare