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VSUN Brand review

VSUN615N-132BMHR-DG

615 Wp TOPCon Bifacial 80%
ComparePV verdict

Middle of its segment, weak in heat

Rank 2,941 of 14,005
Compare panels Datasheet PDF
Power (Wp)
615
Typical for its class
Efficiency (%)
22.77
Typical · median 22.80%
Density (Wp/m²)
227.7
Typical · median 227.7
Temp (%/°C)
-0.300
Weak · bottom 19%
Weight (kg)
33.6
Weak · bottom 22%
Warranty (yrs)
30
Typical · median 30 yrs

The VSUN N-132BMHR-DG panel series is based on breakthrough N-type TopCon cell technology, placing it at the very forefront of the highest efficiency solutions available on the market. Unlike standard modules, these products almost completely eliminate negative light-induced degradation phenomena, ensuring stable energy production for many decades. A key differentiator is the bifacial dual-glass design, which allows for active energy harvesting from the rear side of the module as well. This allows investors to expect a significantly higher total yield, especially in installations mounted on surfaces with high albedo. These models effectively solve the problem of limited space by generating more power per square meter than traditional counterparts. The utilized multi-busbar technology and half-cut cells minimize internal losses and improve resistance to micro-cracks, resulting in trouble-free operation in demanding weather conditions. This series is primarily dedicated to large-scale photovoltaic farms and advanced business projects where the lowest levelized cost of energy is crucial. It is distinguished from the competition by its exceptional mechanical durability and resistance to extreme temperatures, making it one of the safest investments in the RES sector.

Ranking

1,086 panels in the segment TOPCon 600-650 W
Metric This panel Median Position in segment Overall rank
Module efficiency 22.77% 22.80% Typical 3,073
Power density 227.7 227.7 Typical 3,077
Temperature coefficient -0.300 -0.290 Weak · bottom 19% 6,093
Weight per kWp 54.6 53.1 Weak · bottom 22% 8,999
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 · 2 caution
Best for

Utility-scale, commercial and shaded-installations.

Not ideal for

Hot climates and weight-limited structures.

Watch-outs
-0.300 %/°C temperature coefficient

Bottom 19% of the TOPCon 600-650 W segment, against a median of -0.290.

54.6 kg per kWp

Bottom 22% of the TOPCon 600-650 W segment, against a median of 53.1.

Notes from the database
  • Efficiency of 22.8% matches the TOPCon 600-650W median
  • At 227.7 W/m² power density, roof space requirements are typical for TOPCon 600-650W panels
  • Temperature coefficient of -0.30%/°C matches the TOPCon 600-650W median
  • 80% bifaciality enables rear-side power generation, boosting yield by 4-12% on reflective surfaces
  • Ranked #3073 out of 14005 panels for efficiency in the database

Specifications

Open datasheet PDF
Nominal power (Pmax) 615 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 22.77 % Typical Segment median 22.80%
Vmpp · Impp 41.03 V · 14.99 A Operating point at max power
Voc · Isc 48.50 V · 15.90 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2382×1134×35 mm · 2.70 m² of roof
Weight 33.6 kg Weak Weak · bottom 22%
Cells 132 · TOPCon Monocrystalline
Bifaciality 80 % Rear output as a share of front
Coefficient Pmax -0.300 %/°C Weak bottom 19% of its segment
Coefficient Voc · Isc -0.250 · 0.046 %/°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 87.4 % Equals 538 W guaranteed
Degradation 1.00 → 0.40 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by VSUN in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 615 Wp appear here. The rest cover the whole series.

Linear Power Warranty (30 Years) Linear Power Warranty (30 Years) Whole series IV Curves at AM1.5, 1000W/m² – Temperature Variation IV Curves at AM1.5, 1000W/m² – Temperature Variation Whole series IV Curves at 25°C – Irradiance Variation IV Curves at 25°C – Irradiance Variation 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
-
With bifacial gain
-

Degradation from this panel's own datasheet figures. No inverter, soiling or shading losses.

Heat losses
-0.300 %/°C against a segment median of -0.290
-
Bifacial gain
Rear gain over light concrete: -
-

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

Filter these
Size
Panel Power Eff. Temp. Weight Difference
VSUN VSUN615N-132BMHR-DG 615 W 22.77% -0.300 33.6 kg You are here
AIKO-A650-MAE72Mw 650 W 25.20% -0.260 27.0 kg Cooler, lighter, +2.4 pp
AIKO-A645-MAE72Mw 645 W 25.00% -0.260 27.0 kg Cooler, lighter, +2.2 pp
AIKO-A640-MAE72Mw 640 W 24.80% -0.260 27.0 kg Cooler, lighter, +2.0 pp
LR8-66HVD-665M 665 W 24.62% -0.260 33.5 kg +50 W, cooler, +1.9 pp
JKM650-670N-66QL6-BDV (665W class) 665 W 24.62% -0.260 32.5 kg +50 W, cooler, +1.9 pp
HY665-B144DSS 665 W 24.62% -0.260 27.6 kg +50 W, lighter, +1.9 pp
SPDG665-BC132R12 665 W 24.62% -0.260 33.5 kg +50 W, cooler, +1.9 pp
VSUN600N-132BMHR-DG 600 W 22.21% -0.300 33.6 kg -15 W, -0.6 pp
VSUN605N-132BMHR-DG 605 W 22.40% -0.300 33.6 kg -10 W, -0.4 pp
VSUN610N-132BMHR-DG 610 W 22.58% -0.300 33.6 kg Very close match
VSUN620N-132BMHR-DG 620 W 22.95% -0.300 33.6 kg Very close match
VSUN625N-132BMHR-DG 625 W 23.14% -0.300 33.6 kg +10 W, +0.4 pp
AIKO-A680-MDE72Mw 680 W 25.20% -0.260 29.0 kg +65 W, lighter, +2.4 pp
AIKO-A675-MDE72Mw 675 W 25.00% -0.260 29.0 kg +60 W, lighter, +2.2 pp
AIKO-A700-MAE78Dw 700 W 25.00% -0.260 34.5 kg +85 W, cooler, +2.2 pp
AIKO-A695-MAE78Dw 695 W 24.90% -0.260 34.5 kg +80 W, cooler, +2.1 pp

Found 1119 panels of the same or similar size to this one, within ±10 mm. See them here Found 1125 panels of the same or similar size to this one, within ±25 mm. See them here Found 1236 panels of the same or similar size to this one, within ±50 mm. See them here Found 1917 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
What does N-type TOPCon technology mean in the VSUN N-132BMHR-DG panels and how does it differ from standard P-type cells?
N-type TOPCon cells use phosphorus doping instead of boron, which virtually eliminates light-induced degradation (LID) that lowers power output within the first weeks of operation in standard P-type panels. In the N-132BMHR-DG series this results in only 1% power loss in the first year and just 0.4% annually thereafter, ensuring higher and more stable energy yield throughout the system's lifetime.
How much extra energy do the bifacial dual-glass VSUN N-132BMHR-DG panels generate?
The bifacial dual-glass design allows the rear side of the module to capture light reflected from the ground, which can boost total energy yield by up to several percent compared to a standard monofacial panel when installed over bright surfaces such as gravel or white roofing membrane. Actual gain depends on ground albedo, mounting height, and tilt angle, so the best results are achieved in large-scale ground-mounted solar farms, the primary target application for this series.
What is the warranty on the VSUN N-132BMHR-DG panels and what exactly does it cover?
The manufacturer offers a 12-year product warranty covering material and workmanship defects, plus a 30-year linear power output warranty with maximum degradation of 1% in the first year and 0.4% annually thereafter. This means that after 30 years the panel should still deliver a significant portion of its original power output, which is an important factor when calculating the payback period of a large photovoltaic investment.
Are the VSUN N-132BMHR-DG panels suitable for mounting on a single-family home roof?
The N-132BMHR-DG series, rated up to 625 Wp, is designed primarily for large-scale solar farms and major commercial installations where the lowest levelized cost of electricity is the priority. The module's large dimensions and dual-glass construction make it heavier and less practical for typical sloped roofs on single-family homes. For residential prosumer applications, smaller and lighter series from the same manufacturer are a better fit.
Is VSUN a reliable manufacturer to trust for a large-scale investment?
VSUN has years of experience manufacturing solar modules and holds UL and CSA 61730 certifications confirming product quality and safety, while a European support office in Germany makes warranty service easier in our market. However, the manufacturer does not always appear in classic Tier-1 rankings, so for large-scale projects it is worth additionally verifying the company's current financial standing and references through your distributor.
How do the VSUN N-132BMHR-DG panels perform in high temperatures and harsh weather conditions?
Thanks to multi-busbar technology and half-cut cells, the modules have lower resistive losses and a better temperature coefficient than standard P-type panels, meaning less power drop in high ambient temperatures. The dual-glass construction also increases mechanical resistance to snow load, wind, and microcracks, making this series well suited for installations operating in demanding climate conditions.
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