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Vikram Solar Brand review

SOMERA VSMH.60.AAA.05-590

590 Wp PERC
ComparePV verdict

Middle of its segment, needs the roof space

Rank 6,714 of 14,129
Compare panels Datasheet PDF
Power (Wp)
590
Strong · top 17%
Efficiency (%)
20.85
Weak · bottom 17%
Density (Wp/m²)
208.5
Weak · bottom 15%
Temp (%/°C)
-0.350
Typical · median -0.350
Weight (kg)
30.8
Typical · median 30.8 kg
Warranty (yrs)
27
Typical · median 27 yrs

The Somera VSMH.60.AAA.05 series comprises monofacial monocrystalline modules built on G12 half-cut Mono PERC cells, which reduce resistive losses and improve heat dissipation across the module, delivering more stable performance under demanding irradiance conditions. These panels feature zero negative power tolerance, ensuring every unit meets or exceeds its rated output, while precise Imp binning minimizes string mismatch losses and boosts real-world energy yield. A key advantage is their enhanced corrosion resistance to sand dust, high ammonia concentration, and salt mist, making this series a strong choice for agricultural, industrial, and coastal installations. Operational safety is reinforced by an IP68 potted junction box that limits moisture ingress, while a robust anodized aluminum frame ensures mechanical resilience against snow and wind loads. Manufactured on a highly automated line with multi-stage EL inspection, the Somera VSMH.60.AAA.05 suits both rooftop and ground-mount installations, offering a lower LCOE and competitive return on investment for investors seeking a proven, long-term photovoltaic solution.

Ranking

589 panels in the segment PERC 550-600 W
Metric This panel Median Position in segment Overall rank
Module efficiency 20.85% 21.29% Weak · bottom 17% 10,438
Power density 208.5 212.9 Weak · bottom 15% 10,435
Temperature coefficient -0.350 -0.350 Typical 10,489
Weight per kWp 52.2 52.7 Typical 5,713
Performance warranty 27 yrs 27 yrs Typical 9,781
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

0 positive · 2 caution
Best for

Commercial and utility-scale.

Not ideal for

Roofs where every square metre has to count and tight roof space.

Watch-outs
208.5 watts per square metre

Bottom 15% of the PERC 550-600 W segment, against a median of 212.9.

20.85% module efficiency

Bottom 17% of the PERC 550-600 W segment, against a median of 21.29%.

Notes from the database
  • At 20.9% efficiency, this panel is on par with typical PERC 550-600W modules
  • At 208.5 W/m², this panel generates 4.4 W/m² less per unit area than PERC 550-600W median (212.9 W/m²)
  • At -0.35%/°C, hot weather performance is typical for PERC 550-600W panels
  • #10438 for efficiency, #10489 for temperature performance out of 14129 panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 590 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 20.85 % Weak Segment median 21.29%
Vmpp · Impp 34.30 V · 17.21 A Operating point at max power
Voc · Isc 41.30 V · 18.22 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2172×1303×35 mm · 2.83 m² of roof
Weight 30.8 kg Typical Typical · median 30.8 kg
Cells 120 · PERC Monocrystalline
Coefficient Pmax -0.350 %/°C Typical median -0.350 of its segment
Coefficient Voc · Isc -0.270 · 0.050 %/°C
NOCT 45 °C At 800 W/m², 20 °C ambient
Product warranty 12 years Hardware defects only
Performance warranty 27 years Typical median 27 yrs · median 27 yrs
End-of-warranty output 83.7 % Equals 484 W guaranteed
Degradation 2.00 → 0.55 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by Vikram Solar in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 590 Wp appear here. The rest cover the whole series.

I-V Curves at Different Irradiance Levels (200-1000 W/m²) I-V Curves at Different Irradiance Levels (200-1000 W/m²) Whole series Performance Warranty Performance Warranty 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
-0.350 %/°C against a segment median of -0.350
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Vikram Solar SOMERA VSMH.60.AAA.05-590 590 W 20.85% -0.350 30.8 kg You are here
LR7-60HVH-560M 560 W 24.80% -0.260 25.0 kg Cooler, lighter, +3.9 pp
AIKO-A640-MAE72Mw 640 W 24.80% -0.260 27.0 kg +50 W, cooler, +3.9 pp
LR7-60HVH-555M 555 W 24.60% -0.260 25.0 kg Cooler, lighter, +3.8 pp
AIKO-A635-MAE72Mw 635 W 24.60% -0.260 27.0 kg +45 W, cooler, +3.8 pp
AIKO-A630-MAH72Dw 630 W 24.40% -0.260 32.5 kg +40 W, cooler, +3.5 pp
LR7-60HVHL-550M 550 W 24.40% -0.260 16.3 kg Cooler, lighter, +3.5 pp
VSMH.60.AAA.05-580W 580 W 20.49% -0.350 30.8 kg -10 W, -0.4 pp
VSMH.60.AAA.05-585W 585 W 20.67% -0.350 30.8 kg Very close match
PARADEA VSMDH.60.AAA.05-595 595 W 21.02% -0.350 36.3 kg Heavier, +3 yr warranty
GKA210N120 680 W 24.03% -0.340 28.0 kg +90 W, +3.2 pp, +3 yr warranty
GKA210N120-675 675 W 23.85% -0.340 28.0 kg +85 W, +3.0 pp, +3 yr warranty
QN-670HJT-01 670 W 23.70% -0.240 35.5 kg +80 W, cooler, +2.8 pp
GKA210N120-670 670 W 23.67% -0.340 28.0 kg +80 W, +2.8 pp, +3 yr warranty
QN-665HJT-01 665 W 23.50% -0.240 35.5 kg +75 W, cooler, +2.6 pp
GKA210N120-665 665 W 23.50% -0.340 28.0 kg +75 W, +2.6 pp, +3 yr warranty
SPDG660-N120M12 660 W 23.32% -0.300 34.2 kg +70 W, cooler, +2.5 pp

Found 497 panels of the same or similar size to this one, within ±10 mm. See them here Found 502 panels of the same or similar size to this one, within ±25 mm. See them here Found 502 panels of the same or similar size to this one, within ±50 mm. See them here Found 502 panels of the same or similar size to this one, within ±100 mm. See them here

About the Somera VSMH.60.AAA.05 series

6 answered

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

Is the Vikram Solar Somera VSMH.60.AAA.05 series still available for purchase?
The Somera VSMH.60.AAA.05 series has been discontinued from current production. Availability is now limited to remaining distributor stock, and once these units sell out, the manufacturer will not resume production of this specific model. Buyers interested in this series should confirm stock levels with their supplier promptly, as quantities may be limited, though the manufacturer's warranty remains valid regardless of production status.
What warranty comes with the Somera VSMH.60.AAA.05 panels?
Vikram Solar provides a 12-year product warranty covering material and workmanship defects, along with a 27-year linear power output warranty. This means the panel is guaranteed to retain a specified percentage of its initial power output even after 27 years of operation. This warranty length aligns with tier 1 manufacturer standards and gives investors confidence in the long-term stability of their solar investment.
How do half-cut G12 Mono PERC cells in the Somera series differ from standard full-size cells?
Half-cut cells are physically split standard cells, which reduces the current flowing through each segment and lowers resistive losses while improving heat dissipation. The G12 format is a larger, higher-efficiency cell that enables power output up to 615 Wp. Additionally, smaller cell segments improve shade tolerance, since partial shading on one half-cell has less impact on the entire module string.
Are the Somera VSMH.60.AAA.05 panels suitable for agricultural or coastal installations?
Yes, this is one of the series' key strengths. The panels feature enhanced corrosion resistance in dusty environments and areas with high ammonia concentration, typical of livestock farming, as well as salt mist common in coastal regions. This makes them well suited for barn or stable rooftops and coastal installations, where standard modules tend to degrade faster at the frame and junction box.
What does zero negative power tolerance mean for the Somera panels and why does it matter?
Zero negative power tolerance means every panel unit performs at or above its rated nameplate power, never below it. In practice, this eliminates the risk of purchasing a module with weaker real-world performance than stated on the datasheet. Combined with precise Imp current binning, it reduces mismatch losses across module strings, resulting in higher actual energy yield from the entire installation.
Is the junction box on the Somera panels moisture resistant?
Yes, the panels are equipped with an IP68-rated junction box filled with resin encapsulation. This design effectively limits moisture and dust ingress into the box, which is critical for the durability of electrical connections, especially in outdoor installations exposed to rain, snow, or high humidity year-round.
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