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Sunova Brand review

TS-BGT48(445)-G11

445 Wp N-type Bifacial 80%
ComparePV verdict

Efficiency leader, no clear weak spot

Rank 6,661 of 14,005
Compare panels Datasheet PDF
Power (Wp)
445
Strong · top 7%
Efficiency (%)
22.30
Strong · top 18%
Density (Wp/m²)
222.7
Strong · top 25%
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
24.2
Typical · median 22.0 kg
Warranty (yrs)
30
Typical · median 30 yrs

The Sunova Tangra S Pro HD series is an advanced solution based on N-type TOPCon technology, which focuses on delivering maximum energy per square meter of surface area. The use of a Dual Glass construction significantly increases the modules' resistance to micro-cracks and extreme weather conditions, effectively solving the problem of premature system aging. These panels stand out for their excellent efficiency in low sunlight, offering stable yields even on cloudy days, which is crucial in the Polish latitude. Thanks to exceptionally low annual degradation, users can count on high electricity productivity for decades, which clearly distinguishes this series from standard older-type modules. This design is dedicated particularly to demanding residential projects and modern business installations, where maximizing profitability while maintaining the aesthetic appearance of the roof is what counts. Sunova Tangra S Pro HD eliminates the dilemma between durability and efficiency, combining both features in one refined product. Choosing this series is an investment in energy security and durability that stands the test of time much better than conventional alternatives, while offering higher fire resistance and mechanical strength.

Ranking

321 panels in the segment N-type 400-450 W
Metric This panel Median Position in segment Overall rank
Module efficiency 22.30% 21.91% Strong · top 18% 5,100
Power density 222.7 218.3 Strong · top 25% 5,302
Temperature coefficient -0.290 -0.290 Typical 2,165
Weight per kWp 54.4 51.2 Typical 8,683
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

2 positive · 0 caution
Best for

Residential, commercial, cold-climate and shaded-installations.

Strengths
22.30% module efficiency

Top 18% of the N-type 400-450 W segment, against a median of 21.91%.

222.7 watts per square metre

Top 25% of the N-type 400-450 W segment, against a median of 218.3.

Notes from the database
  • At 22.3% efficiency, this panel is on par with typical N-type 400-450W modules
  • Power density of 222.7 W/m² packs 4.4 W/m² more into the same footprint vs N-type 400-450W median (218.3 W/m²)
  • Temperature coefficient of -0.29%/°C matches the N-type 400-450W median
  • At 24.2 kg (2.2 kg above N-type 400-450W median of 22.0 kg), requires checking roof load capacity
  • Bifaciality factor of 80% can add 4-12% extra yield with reflective mounting surface

Specifications

Open datasheet PDF
Nominal power (Pmax) 445 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 22.30 % Strong Segment median 21.91%
Vmpp · Impp 29.90 V · 14.89 A Operating point at max power
Voc · Isc 34.85 V · 16.00 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1762×1134×35 mm · 2.00 m² of roof
Weight 24.2 kg Typical Typical · median 22.0 kg
Cells 96 · N-type Monocrystalline
Bifaciality 80 % Rear output as a share of front
Coefficient Pmax -0.290 %/°C Typical median -0.290 of its segment
Coefficient Voc · Isc -0.280 · 0.040 %/°C
NOCT 43 °C At 800 W/m², 20 °C ambient
Product warranty 25 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
End-of-warranty output 87.4 % Equals 392 W guaranteed
Degradation 0.40 → 0.40 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by Sunova in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 445 Wp appear here. The rest cover the whole series.

Linear Performance Warranty Linear Performance Warranty Whole series Temperature Dependence of Isc, Voc, Pmax Temperature Dependence of Isc, Voc, Pmax 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
-0.290 %/°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.

Alternatives

All Sunova panels
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Sunova TS-BGT48(445)-G11 445 W 22.30% -0.290 24.2 kg You are here
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +50 W, lighter, +2.5 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg +45 W, lighter, +2.2 pp
STP-NT11/48QGSF-490 490 W 24.50% -0.260 21.5 kg +45 W, cooler, +2.2 pp
JAT54S40-485/LR 485 W 24.30% -0.260 19.3 kg +40 W, lighter, +2.0 pp
AIKO-A485-MCE54Mw 485 W 24.30% -0.260 21.0 kg +40 W, lighter, +2.0 pp
LR7-54HJD-495M 495 W 24.30% -0.240 23.5 kg +50 W, cooler, +2.0 pp
AIKO-A485-MAH54Mw 485 W 24.30% -0.260 21.5 kg +40 W, cooler, +2.0 pp
TS-BGT48(435)-G11 435 W 21.80% -0.290 24.2 kg -10 W, -0.5 pp
TS-BGT48(440)-G11 440 W 22.00% -0.290 24.2 kg -0.3 pp
TS-BGT48(450)-G11 450 W 22.50% -0.290 24.2 kg Very close match
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +65 W, cooler, +2.7 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +60 W, cooler, +2.4 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg +55 W, cooler, +2.2 pp
CIPRO-TN9C54M-500W 500 W 24.50% -0.260 21.4 kg +55 W, cooler, +2.2 pp

Found 1395 panels of the same or similar size to this one, within ±10 mm. See them here Found 1425 panels of the same or similar size to this one, within ±25 mm. See them here Found 3614 panels of the same or similar size to this one, within ±50 mm. See them here Found 3962 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
How does N-type TOPCon technology in Sunova Tangra S Pro HD panels differ from older P-type cells?
N-type TOPCon cells have lower annual degradation rates and higher efficiency under low and diffuse light conditions compared to traditional P-type PERC cells. As a result, Tangra S Pro HD panels generate more energy on cloudy days and during morning and evening hours, translating into higher annual energy yield, especially in Poland's climate.
Do bifacial Sunova Tangra S Pro HD panels require special mounting?
Bifacial Tangra S Pro HD panels perform best on mounting setups that allow light reflection onto the rear side of the module, such as a light-colored roof, ground surface, or elevated installation on a flat roof. No dedicated inverters are required, but proper positioning and clearance from the surface can boost energy yield by several percent compared to monofacial panels.
What warranty comes with Sunova Tangra S Pro HD panels?
Sunova provides a 25-year product warranty along with a 30-year linear power output warranty, ensuring the panels maintain high performance over a long service life. This coverage aligns with current market standards for modern N-type panels and secures the investment in a photovoltaic installation.
How much energy can I expect from a single 450 Wp Sunova Tangra S Pro HD panel?
A 450 Wp panel can produce roughly 400 to 500 kWh annually, depending on sunlight exposure, tilt angle, and installation location in Poland. Thanks to the Dual Glass construction and TOPCon technology, these panels maintain high efficiency even at elevated ambient temperatures.
Does the Dual Glass construction in Tangra S Pro HD improve resistance to mechanical damage and fire?
Yes, the Dual Glass construction replaces the standard rear backsheet with a second glass layer, significantly increasing the panel's resistance to microcracks, moisture, and extreme weather conditions such as hail or strong wind. This design also improves the module's fire resistance rating, which is important for installations on residential and commercial rooftops.
Is it worth choosing Sunova panels if the manufacturer isn't Tier 1 rated?
Lack of Tier 1 status doesn't indicate lower technical quality, as it only reflects the manufacturer's scale of bank financing. Tangra S Pro HD panels use proven N-type TOPCon technology and Dual Glass construction, and the long manufacturer warranty (25/30 years) provides real investment protection regardless of Tier classification.
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