--- title: "Vikram Solar SOMERA VSMH.54.400.05 Solar Panel: Specs & Datasheet | ComparePV" description: "Vikram Solar SOMERA VSMH.54.400.05 solar panel. Specs: 20.48% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/vikram-solar-somera-vsmh-54-400-05" image: "https://comparepv.com/og/panel/vikram-solar-somera-vsmh-54-400-05.png" updated: 2026-09-11 --- # Vikram Solar SOMERA VSMH.54.400.05 Solid all-round for its segment 954 panels in the segment PERC 400-450 W ## Identity - **Manufacturer:** Vikram Solar - **Model:** SOMERA VSMH.54.400.05 - **Series:** SOMERA - **Rated power:** 400 W - **Cell technology:** PERC ## How it compares Compared against segment PERC 400-450 W (954 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 400 W | 410 W | Weak - bottom 9% | | | Module efficiency | 20.48% | 20.60% | Typical | 11,548 | | Power density | 204.8 | 206.2 | Typical | 11,450 | | Temperature coefficient | -0.350 | -0.350 | Typical | 10,489 | | Weight (kg) | 21.3 kg | 22.0 kg | Typical | | | Performance warranty | 27 yrs | 25 yrs | Typical | 9,781 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 20.48% | 20.60% | Typical | 11,548 | | Power density | 204.8 | 206.2 | Typical | 11,450 | | Temperature coefficient | -0.350 | -0.350 | Typical | 10,489 | | Weight per kWp | 53.2 | 53.0 | Typical | 7,154 | | Performance warranty | 27 yrs | 25 yrs | Typical | 9,781 | - **Best for:** Residential, commercial, utility-scale and shaded-installations. ## Specification ### Electrical - **Rated power (Pmax):** 400 W - **Efficiency:** 20.48 % - **Voltage at Pmax (Vmp):** 31.60 V - **Current at Pmax (Imp):** 12.66 A - **Open-circuit voltage (Voc):** 37.50 V - **Short-circuit current (Isc):** 13.30 A - **Max system voltage:** 1500 V ### Temperature - **Temperature coefficient of Pmax:** -0.350 %/degC - **Temperature coefficient of Voc:** -0.270 %/degC - **Temperature coefficient of Isc:** 0.050 %/degC - **NOCT:** 45 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell technology:** PERC - **Cell count:** 108 ### Physical - **Length:** 1722 mm - **Width:** 1134 mm - **Thickness:** 35 mm - **Weight:** 21.3 kg - **Area:** 1.95 m2 - **Power density:** 204.8 Wp/m2 ### Warranty and degradation - **Product warranty:** 12 years - **Performance warranty:** 27 years - **Output guaranteed at end of warranty:** 83.7 % - **First-year degradation:** 2.00 % - **Annual degradation:** 0.55 % - **Output after 30 years:** 328 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 11548 of 14129 | | Power density | 11450 of 14129 | | Temperature coefficient | 10489 of 14129 | | Weight | 7154 of 14129 | | Warranty | 9781 of 14129 | ## About this series The Vikram Solar SOMERA series is based on modern **Half-Cut cell technology**, which effectively eliminates the problem of efficiency drops in the case of partial shading of the modules. Thanks to the use of a **Multi-Busbar cell design**, these panels are characterized by lower internal losses and higher resistance to micro-cracks, which directly translates into a longer service life of the entire installation. This solution is dedicated primarily to owners of single-family homes and entrepreneurs who are looking for reliable components capable of operating in variable weather conditions typical of Central Europe. What distinguishes the SOMERA series from standard products is **exceptional power stability** in high-humidity environments and full **resistance to the PID effect**, as confirmed by rigorous quality tests. These modules solve the problem of limited installation space by offering high power density per square meter. Investing in this series guarantees **LCOE cost optimization**, as the panels generate more energy at low light angles, which is crucial in the Polish climate zone during the autumn-winter months. Robust construction and precise workmanship make SOMERA a strong alternative to premium brands, combining innovation with real economic benefits for the prosumer. ## Notable figures - Efficiency of 20.5% matches the \*\*PERC 400-450W\*\* median - At 204.8 W/m² power density, roof space requirements are typical for \*\*PERC 400-450W\*\* panels - At -0.35%/°C, hot weather performance is typical for \*\*PERC 400-450W\*\* panels - #11548 for efficiency, #10489 for temperature performance out of 14129 panels ## Questions ### What do Half-Cut and Multi-Busbar technologies provide in Vikram Solar SOMERA panels? Half-cut cells are split in two, so the current flowing through each half is lower, reducing resistive losses and boosting module efficiency. The multi-busbar cell structure further shortens the current path and increases resistance to microcracks. In practice, this means the SOMERA panel handles partial shading, such as from a chimney or antenna, better than standard full-cell modules. ### What warranty comes with Vikram Solar SOMERA solar panels? The SOMERA series comes with a 12-year product warranty and a 27-year linear power warranty, meaning the panel should still retain a significant share of its rated output after that period. This level is comparable to premium brands, making the series a solid choice for a residential investment amortized over a 25-30 year horizon. ### Are SOMERA panels resistant to humidity and PID effect? Yes, SOMERA panels undergo rigorous testing for resistance to potential-induced degradation (PID) and for operation in high-humidity conditions. As a result, they maintain stable power output even in climates with elevated air moisture, which matters for installations near bodies of water, in coastal regions, or during autumn and winter periods with frequent fog and dew. ### Will a 610W SOMERA panel perform well in Poland's autumn-winter conditions with a low sun angle? Yes, the PERC cell design combined with half-cut technology improves light capture at a low angle of incidence, typical of Polish winters and transitional autumn months. A panel rated up to 610 Wp generates more energy under weaker irradiance than older-generation modules, which meaningfully lowers the LCOE of an installation in this climate zone. ### How many SOMERA 610W panels fit on a single-family home roof of 50 m2? The exact number depends on roof pitch and orientation, but with each module measuring roughly 2.7-2.9 m2, a 50 m2 roof can fit approximately 15-18 SOMERA panels, yielding a system of 9-11 kWp. The series' high power density lets you achieve more installed capacity where roof area is limited, for example around skylights or chimneys. ### Is Vikram Solar a Tier 1 manufacturer, and is it trustworthy despite being based in India? Yes, Vikram Solar holds Tier 1 manufacturer status, indicating financial stability and a documented track record of large-scale supply, independently verified by market analysts such as BloombergNEF. Headquartered in India, the company is one of the larger global PV module suppliers, and the quality of the SOMERA series is backed by international certifications and a 27-year power warranty on par with European brands. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/SOMERA-M10-395-420W-108-CELLS-f6c75382b268.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Luxor Solar LX-440M/182-108+GG](https://comparepv.com/panel/luxor-solar-lx-440m-182-108-gg) | 440 W | +40 W, cooler, +2.6 pp | | [Just Solar JST-EDMH-(445-465)W-TD (450W class)](https://comparepv.com/panel/just-solar-jst-edmh-445-465-w-td-450w-class) | 450 W | +50 W, cooler, +2.6 pp | | [Q-SUN Solar QNN182-HG450-54](https://comparepv.com/panel/qn-solar-pv-limited-qnn182-hg450-54) | 450 W | +50 W, cooler, +2.6 pp | | [Huayao HY440-N108BDD](https://comparepv.com/panel/huayao-hy440-n108bdd) | 450 W | +50 W, cooler, +2.6 pp | | [BYD NLBK-27-450](https://comparepv.com/panel/byd-nlbk-27-450) | 450 W | +50 W, cooler, +2.6 pp | | [Renesola RS41-450NBG-E3](https://comparepv.com/panel/renesola-rs41-450nbg-e3) | 450 W | +50 W, cooler, +2.6 pp | | [Vikram Solar SOMERA VSMHBB.54.380.05](https://comparepv.com/panel/vikram-solar-somera-vsmhbb-54-380-05) | 380 W | -20 W, -1.0 pp | | [Vikram Solar SOMERA VSMHBB.54.385.05](https://comparepv.com/panel/vikram-solar-somera-vsmhbb-54-385-05) | 385 W | -15 W, -0.8 pp | | [Vikram Solar SOMERA VSMHBB.54.390.05](https://comparepv.com/panel/vikram-solar-somera-vsmhbb-54-390-05) | 390 W | -10 W, -0.5 pp | | [Vikram Solar PARADEA VSMDH.54.AAA.05-395](https://comparepv.com/panel/vikram-solar-paradea-vsmdh-54-aaa-05-395) | 395 W | Heavier, -0.2 pp, +3 yr warranty | | [Longi Solar LR7-54HJD-510M](https://comparepv.com/panel/longi-lr7-54hjd-510m) | 510 W | +110 W, cooler, +4.5 pp | | [AIKO AIKO-A495-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a495-mce54mw) | 495 W | +95 W, cooler, +4.3 pp | | [Longi Solar LR7-54HJD-505M](https://comparepv.com/panel/longi-lr7-54hjd-505m) | 505 W | +105 W, cooler, +4.2 pp | | [WINAICO WST-505BKX54-A2](https://comparepv.com/panel/winaico-wst-505bkx54-a2) | 505 W | +105 W, cooler, +4.2 pp | | [AIKO AIKO-A490-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a490-mce54mw) | 490 W | +90 W, cooler, +4.0 pp | | [Longi Solar LR7-54HJD-500M](https://comparepv.com/panel/longi-lr7-54hjd-500m) | 500 W | +100 W, cooler, +4.0 pp | --- Source: https://comparepv.com/panel/vikram-solar-somera-vsmh-54-400-05 Not in this file, on the page: the I-V and temperature curves lifted from the manufacturer's datasheet, a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.