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S-Energy Brand review

SL65-72BDJ-530R

530 Wp PERC Bifacial 70%
ComparePV verdict

Middle of its segment, heavy for its output

Rank 8,720 of 14,005
Compare panels Datasheet PDF
Power (Wp)
530
Typical for its class
Efficiency (%)
20.53
Weak · bottom 19%
Density (Wp/m²)
205.3
Weak · bottom 19%
Temp (%/°C)
-0.350
Typical · median -0.350
Weight (kg)
32.0
Weak · 3.6 kg above median
Warranty (yrs)
30
Typical · median 30 yrs

The S-Energy SL65-72BDJ series consists of advanced bifacial dual-glass modules that redefine performance standards in demanding environmental conditions. Thanks to the glass-glass construction, these panels effectively eliminate the problem of potential-induced degradation and provide exceptional fire resistance, making them an optimal choice for projects with increased fire safety requirements. The use of bifacial technology allows for efficient energy harvesting not only from direct solar radiation but also from light reflected from the ground, which realistically increases the total yield of the installation. This solution is designed for large-scale farms and commercial ground-mounted systems, where the priority is maximizing the profitability of the investment in the long term. The robust construction of the modules guarantees their high mechanical strength, which translates into a minimized risk of micro-cracks in the cells during many years of operation. Compared to the competition, this series stands out for its precise matching of components, which ensures stable operation even at high ambient temperatures. By choosing these panels, investors gain technological certainty and excellent performance in low-light conditions, which is key to optimizing the energy production profile in the Polish climate.

Ranking

706 panels in the segment PERC 500-550 W
Metric This panel Median Position in segment Overall rank
Module efficiency 20.53% 20.90% Weak · bottom 19% 11,228
Power density 205.3 209.0 Weak · bottom 19% 11,222
Temperature coefficient -0.350 -0.350 Typical 10,419
Weight per kWp 60.4 53.0 Weak · bottom 8% 12,446
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 · 3 caution
Best for

Commercial and utility-scale.

Not ideal for

Weight-limited structures, tight roof space and roofs where every square metre has to count.

Watch-outs
60.4 kg per kWp

Bottom 8% of the PERC 500-550 W segment, against a median of 53.0. Ranked 12,446th in the whole database.

20.53% module efficiency

Bottom 19% of the PERC 500-550 W segment, against a median of 20.90%.

205.3 watts per square metre

Bottom 19% of the PERC 500-550 W segment, against a median of 209.0.

Notes from the database
  • Efficiency of 20.5% matches the PERC 500-550W median
  • Power density of 205.3 W/m² is 3.7 W/m² below PERC 500-550W median (209.0 W/m²) - needs more roof space
  • At -0.35%/°C, hot weather performance is typical for PERC 500-550W panels
  • Weight of 32.0 kg is 3.6 kg above PERC 500-550W median (28.4 kg) - verify structural support
  • Bifacial design (70% factor) captures reflected light - adds 4-10% yield on ground-mount or white roof

Specifications

Open datasheet PDF
Nominal power (Pmax) 530 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 20.53 % Weak Segment median 20.90%
Vmpp · Impp 41.35 V · 12.82 A Operating point at max power
Voc · Isc 49.20 V · 13.71 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2278×1133×30 mm · 2.58 m² of roof
Weight 32.0 kg Weak Weak · 3.6 kg above median
Cells 144 · PERC Monocrystalline
Bifaciality 70 % Rear output as a share of front
Coefficient Pmax -0.350 %/°C Typical median -0.350 of its segment
Coefficient Voc · Isc -0.280 · 0.048 %/°C
NOCT 45 °C At 800 W/m², 20 °C ambient
Product warranty 12 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
End-of-warranty output 85.0 % Equals 450 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
-
With bifacial gain
-

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
-
Bifacial gain
Rear gain over light concrete: -
-

Model: bifaciality × albedo × 0.6 view factor. A first-order estimate, not a yield simulation.

Alternatives

All S-Energy panels
Filter these
Size
Panel Power Eff. Temp. Weight Difference
S-Energy SL65-72BDJ-530R 530 W 20.53% -0.350 32.0 kg You are here
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg Cooler, lighter, +4.5 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg Cooler, lighter, +4.3 pp
LR7-60HVH-560M 560 W 24.80% -0.260 25.0 kg Cooler, lighter, +4.3 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg Cooler, lighter, +4.2 pp
LR7-60HVH-555M 555 W 24.60% -0.260 25.0 kg Cooler, lighter, +4.1 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg Cooler, lighter, +4.0 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg Cooler, lighter, +4.0 pp
SL65-72BDJ-525Z 525 W 20.32% -0.350 31.5 kg -0.2 pp
SL65-72BDJ-530Z 530 W 20.52% -0.350 31.5 kg Very close match
SE65-72BGJ-535S 535 W 20.70% -0.350 28.5 kg Lighter, -5 yr warranty
SL65-72BDJ-535R 535 W 20.73% -0.350 32.0 kg Very close match
SL65-72BDJ-540R 540 W 20.92% -0.350 32.0 kg +10 W, +0.4 pp
AIKO-A650-MAE72Mw 650 W 25.20% -0.260 27.0 kg +120 W, cooler, +4.7 pp
AIKO-A645-MAE72Mw 645 W 25.00% -0.260 27.0 kg +115 W, cooler, +4.5 pp
AIKO-A640-MAE72Mw 640 W 24.80% -0.260 27.0 kg +110 W, cooler, +4.3 pp
AIKO-A635-MAE72Mw 635 W 24.60% -0.260 27.0 kg +105 W, cooler, +4.1 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
What warranty comes with the S-Energy SL65-72BDJ solar panels?
The SL65-72BDJ series carries a 12-year product warranty and a 30-year linear power warranty. S-Energy guarantees at least 84.95% of rated output power after 30 years of operation. This is one of the more generous power warranty schedules available in the commercial module segment, providing reliable energy yield forecasting across the full investment horizon.
What does bifacial dual-glass technology mean in the SL65-72BDJ series, and does it actually increase energy yield?
Bifacial dual-glass refers to a glass-glass construction with double-sided PERC cells. The front glass captures direct solar irradiance; the rear glass harvests light reflected from the ground surface (albedo effect). On ground-mount installations with a light-colored or snow-covered surface, the rear side can contribute 5–25% additional energy. The glass-glass build also eliminates PID degradation and significantly improves the module's fire resistance rating.
How much does an S-Energy SL65-72BDJ panel weigh, and can it be installed on a rooftop?
A single SL65-72BDJ module weighs 31.5 kg and measures 2278×1134×30 mm. The weight is higher than a standard framed monofacial module due to the dual-glass construction. The series is primarily designed for ground-mount systems and utility-scale PV plants where structural load is not a constraint. Rooftop installation is possible but requires a prior structural assessment by a licensed engineer.
How do S-Energy SL65-72BDJ panels perform under low-light or overcast conditions?
PERC technology combined with 144 half-cut cells and a low temperature coefficient of -0.35%/°C enables the SL65-72BDJ to perform well under overcast skies and diffuse irradiance. The half-cut cell layout also reduces internal resistive losses within the module. In practice, these panels deliver a favorable annual energy yield even under the intermittent sunshine typical of Central European climates.
Do the S-Energy SL65-72BDJ panels have an elevated fire safety rating?
Yes. The dual-glass construction removes the plastic backsheet, which is the primary combustible component in conventional framed modules. Glass-glass modules achieve a higher fire safety class, making them the preferred choice for projects with strict fire safety requirements, such as installations on public buildings or ground-mount farms located near forested areas.
Is S-Energy a Tier 1 manufacturer, and how long has the company been on the market?
S-Energy is a South Korean PV cell and module manufacturer headquartered in Seoul, operating since 2004. The company is not listed as Tier 1 by Bloomberg NEF, but it maintains its own production lines and R&D facilities in South Korea. The SL65-72BDJ series sits at the upper end of S-Energy's product portfolio and is targeted at commercial and utility-scale PV projects rather than the mass residential prosumer market.
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