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Selfa Brand review

SV60M.2.1-315

315 Wp PERC
ComparePV verdict

Solid all-round for its segment

Rank 13,276 of 14,129
Compare panels Datasheet PDF
Power (Wp)
315
Typical for its class
Efficiency (%)
18.80
Typical · median 19.00%
Density (Wp/m²)
188.2
Typical · median 190.0
Temp (%/°C)
-0.370
Typical · median -0.360
Weight (kg)
18.5
Typical · median 19.0 kg
Warranty (yrs)
25
Typical · median 25 yrs

The SV60M.2.1 series comprises full black monocrystalline solar modules, designed for installations where both aesthetics and reliability under demanding Polish weather conditions matter equally. The panels feature SELF-C self-cleaning surface technology, allowing rainfall to more effectively wash contaminants off the glass and limiting output losses between maintenance intervals. The PERC cells with a 5-busbar layout deliver high energy conversion efficiency and reduced current losses, while the modules are fully PID-resistant, ensuring stable system performance throughout the entire service life. A key advantage of the series is its exclusively positive power tolerance, meaning the investor actually receives the amount of energy assumed in the project design, without the risk of power shortfall. The reinforced construction with anodized aluminum frames provides high resistance to wind, snow, and hail loads, making these panels a solid choice for both residential microinstallations and larger PV farms. The whole series is backed by a 25-year power warranty and a nationwide service network, further strengthening the long-term security of the investment.

Ranking

291 panels in the segment PERC 300-350 W
Metric This panel Median Position in segment Overall rank
Module efficiency 18.80% 19.00% Typical 13,125
Power density 188.2 190.0 Typical 13,091
Temperature coefficient -0.370 -0.360 Typical 13,161
Weight per kWp 58.7 60.3 Typical 11,956
Performance warranty 25 yrs 25 yrs Typical 9,912
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

0 positive · 0 caution
Best for

Residential and commercial.

Notes from the database
  • Module efficiency of 18.8% is 0.6pp below average for PERC 0-400W panels (median: 19.4%)
  • At 188.2 W/m², this panel generates 5.9 W/m² less per unit area than PERC 0-400W median (194.2 W/m²)
  • Temperature coefficient of -0.37%/°C matches the PERC 0-400W median
  • At 18.5 kg, this panel is 2.0 kg lighter than PERC 0-400W median (20.5 kg) - easier handling during installation
  • In the top 93% for efficiency among all PERC panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 315 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 18.80 % Typical Segment median 19.00%
Vmpp · Impp 33.10 V · 9.64 A Operating point at max power
Voc · Isc 40.50 V · 9.96 A Sizes the string length
Max system voltage 1000 V Longer strings than 1000 V modules
Dimensions 1670×1002×35 mm · 1.67 m² of roof
Weight 18.5 kg Typical Typical · median 19.0 kg
Cells 60 · PERC Monocrystalline
Coefficient Pmax -0.370 %/°C Typical median -0.360 of its segment
Coefficient Voc · Isc -0.280 · 0.060 %/°C
NOCT 42 °C At 800 W/m², 20 °C ambient
Product warranty 12 years Hardware defects only
Performance warranty 25 years Typical median 25 yrs · median 25 yrs
End-of-warranty output 91.8 % Equals 286 W guaranteed
Degradation 3.00 → 0.22 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by Selfa in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 315 Wp appear here. The rest cover the whole series.

Linear Power Warranty Linear Power Warranty Whole series Current-Voltage and Power Characteristics Current-Voltage and Power Characteristics 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
-0.370 %/°C against a segment median of -0.360
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Selfa SV60M.2.1-315 315 W 18.80% -0.370 18.5 kg You are here
NS-300MH-72 300 W 23.32% -0.290 12.5 kg Cooler, lighter, +4.5 pp
NS-300MH-72 300 W 23.32% -0.290 12.5 kg Cooler, lighter, +4.5 pp
ZEUS 1.2 FullBlack 280W 280 W 23.31% -0.260 14.3 kg Cooler, +4.5 pp, +5 yr warranty
NS-330MH-80 330 W 23.15% -0.290 15.0 kg Cooler, lighter, +4.3 pp
NS-330MH-80 330 W 23.15% -0.290 15.0 kg Cooler, lighter, +4.3 pp
ZEUS 3.2 285WP FullBlack 285 W 23.14% -0.260 15.6 kg Cooler, +4.3 pp, +5 yr warranty
GKA182M285W 285 W 23.00% - 10.8 kg Lighter, +4.2 pp, +5 yr warranty
GKA182M270W 270 W 23.00% - 10.8 kg Lighter, +4.2 pp, +5 yr warranty
GKA182M300W 300 W 23.00% - 16.2 kg Lighter, +4.2 pp, +5 yr warranty
SV120M.5(3)-315 315 W 19.00% -0.390 18.5 kg Hotter
SV60M.2.1-320 320 W 19.10% -0.370 18.5 kg +0.3 pp
SV120M.5(3)-320 320 W 19.30% -0.390 18.5 kg Hotter, +0.5 pp
SV60M.2.1-325 325 W 19.40% -0.370 18.5 kg +10 W, +0.6 pp
SV120M.5.0-330 330 W 19.60% -0.370 18.8 kg +15 W, +0.8 pp
JT440SYK(B) 440 W 22.90% -0.240 23.0 kg +125 W, cooler, +4.1 pp
JT435SYk(B) 435 W 22.70% -0.240 23.0 kg +120 W, cooler, +3.9 pp

Found 100 panels of the same or similar size to this one, within ±10 mm. See them here Found 221 panels of the same or similar size to this one, within ±25 mm. See them here Found 452 panels of the same or similar size to this one, within ±50 mm. See them here Found 787 panels of the same or similar size to this one, within ±100 mm. See them here

About the SV60M.2.1 series

6 answered

These answers cover the whole series. Where a figure differs, the specification above is this module's own.

Is the Selfa SV60M.2.1 series still available for purchase?
The SV60M.2.1 series has been discontinued and is no longer manufactured by Selfa. Some remaining stock may still be available through distributors, but once depleted, these panels will not be restocked. Anyone planning an installation should ask the manufacturer about a replacement model with similar specifications.
What warranty comes with Selfa SV60M.2.1 panels?
The SV60M.2.1 modules come with a 12-year product warranty and a 25-year linear power warranty. This means the manufacturer guarantees a minimum energy output level for a quarter century, while material or manufacturing defects are covered for 12 years. Selfa's nationwide service network in Poland further supports warranty claims.
What is SELF-C technology in the SV60M.2.1 panels, and does it really reduce the need for cleaning?
SELF-C is a self-cleaning glass surface that allows rain to wash away dust, pollen, and residue more effectively than on standard modules. It doesn't fully eliminate the need for cleaning, especially with heavy debris like construction dust, but it noticeably reduces performance losses between scheduled maintenance, which is particularly useful for hard-to-access roofs.
Are SV60M.2.1 panels suitable for a roof exposed to heavy snow loads and strong wind?
Yes, the modules feature a reinforced frame with anodized aluminum, providing strong resistance to snow load, wind, and hail. The PERC cells with PID resistance also maintain stable performance under significant temperature fluctuations, making this series suitable for both residential rooftops and larger utility-scale PV installations in Poland's climate.
How does the positive-only power tolerance in SV60M.2.1 differ from standard panels on the market?
Many panels have a symmetrical tolerance, such as plus or minus 3 percent, meaning the purchased module could actually generate less power than labeled. The SV60M.2.1 series has a positive-only power tolerance, so actual module output never falls below the rated 325 Wp, giving investors confidence the installation will perform as designed.
How many cells and busbars do SV60M.2.1 panels use, and how does this affect efficiency?
The modules use PERC cells with a 5-busbar layout, which reduces electrical resistance and current losses compared to older 3 or 4-busbar designs. This configuration improves current collection and conduction from each cell, boosting solar energy conversion efficiency while minimizing thermal losses during operation.
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