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Sunova Brand review

TS-BB54(400)

400 Wp PERC Bifacial 70%
ComparePV verdict

Strong in heat, no clear weak spot

Rank 11,836 of 14,005
Compare panels Datasheet PDF
Power (Wp)
400
Weak · bottom 9%
Efficiency (%)
20.48
Typical · median 20.60%
Density (Wp/m²)
204.8
Typical · median 206.2
Temp (%/°C)
-0.330
Strong · top 10%
Weight (kg)
21.5
Typical · median 22.0 kg
Warranty (yrs)
25
Typical · median 25 yrs

The Sunova TS-BB54 (All Black) series consists of modules designed for aesthetically pleasing roof installations, where a uniform, dark appearance is paramount. The All Black variant simplifies matching the panels to modern architecture and minimizes the visual "patchwork" effect on the roof. The use of half-cut monocrystalline solar cells helps to optimize module performance under partial shading and reduces internal losses, resulting in more stable production in real-world conditions. The TS-BB54 series is designed for high resistance to typical environmental loads, which is important in the Polish climate (wind, snow, temperature fluctuations). Another advantage is the availability of bifacial solutions within the TS-BB54 family, which can increase energy yield on roofs and ground-mounted structures. This is a good choice for single-family homes and small to medium-sized commercial installations, where a balance between appearance, reliability, and cost-effectiveness is important.

Ranking

954 panels in the segment PERC 400-450 W
Metric This panel Median Position in segment Overall rank
Module efficiency 20.48% 20.60% Typical 11,468
Power density 204.8 206.2 Typical 11,370
Temperature coefficient -0.330 -0.350 Strong · top 10% 8,545
Weight per kWp 53.8 53.0 Typical 7,774
Performance warranty 25 yrs 25 yrs Typical 9,798
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

1 positive · 0 caution
Best for

Residential, commercial and shaded-installations.

Strengths
-0.330 %/°C temperature coefficient

Top 10% of the PERC 400-450 W segment, against a median of -0.350.

Notes from the database
  • 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 -0.33%/°C, hot weather performance is typical for PERC 400-450W panels
  • Bifaciality factor of 70% can add 4-10% extra yield with reflective mounting surface
  • In the top 82% for efficiency among all PERC panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 400 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 20.48 % Typical Segment median 20.60%
Vmpp · Impp 31.42 V · 12.74 A Operating point at max power
Voc · Isc 37.18 V · 13.39 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1722×1134×35 mm · 1.95 m² of roof
Weight 21.5 kg Typical Typical · median 22.0 kg
Cells 108 · PERC Monocrystalline
Bifaciality 70 % Rear output as a share of front
Coefficient Pmax -0.330 %/°C Strong top 10% of its segment
Coefficient Voc · Isc -0.260 · 0.060 %/°C
NOCT 45 °C At 800 W/m², 20 °C ambient
Product warranty 15 years Hardware defects only
Performance warranty 25 years Typical median 25 yrs · median 25 yrs
End-of-warranty output 84.8 % Equals 328 W guaranteed
Degradation 2.00 → 0.55 % First year, then annual

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
-0.330 %/°C against a segment median of -0.350
-
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-BB54(400) 400 W 20.48% -0.330 21.5 kg You are here
LX-440M/182-108+GG 440 W 23.07% -0.240 23.6 kg Cooler, +2.6 pp, +5 yr warranty
JST-EDMH-(445-465)W-TD (450W class) 450 W 23.05% -0.300 20.5 kg +50 W, +2.6 pp, +5 yr warranty
QNN182-HG450-54 450 W 23.04% -0.290 24.0 kg +50 W, +2.6 pp, +5 yr warranty
HY440-N108BDD 450 W 23.04% -0.300 23.5 kg +50 W, +2.6 pp, +5 yr warranty
NLBK-27-450 450 W 23.04% -0.300 22.9 kg +50 W, +2.6 pp, +5 yr warranty
RS41-450NBG-E3 450 W 23.04% -0.290 24.5 kg +50 W, +2.6 pp, +5 yr warranty
TS-BG54(405)-X 405 W 20.74% -0.330 24.2 kg Heavier, +0.3 pp, +5 yr warranty
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +110 W, cooler, +4.5 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +95 W, cooler, +4.3 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +105 W, cooler, +4.2 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg +90 W, cooler, +4.0 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg +100 W, cooler, +4.0 pp
CIPRO-TN9C54M-500W 500 W 24.50% -0.260 21.4 kg +100 W, cooler, +4.0 pp

Found 1783 panels of the same or similar size to this one, within ±10 mm. See them here Found 1914 panels of the same or similar size to this one, within ±25 mm. See them here Found 3392 panels of the same or similar size to this one, within ±50 mm. See them here Found 3970 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
Is the Sunova TS-BB54 (All Black) series still available for purchase?
The TS-BB54 (All Black) series has been discontinued and is no longer offered as a current model. Panels still on the market are typically remaining warehouse stock. Check current availability with a distributor and consider newer series from the manufacturer if the installation timeline extends further out.
What warranty comes with Sunova TS-BB54 panels?
The manufacturer provides a 15-year product warranty and a 25-year power output warranty. This means protection against material and manufacturing defects for 15 years, plus a guaranteed level of energy generation performance over a quarter century, which is standard for modern monocrystalline panels.
How do bifacial TS-BB54 panels differ from standard single-sided modules?
Bifacial panels in the TS-BB54 family generate power from both sides of the module, capturing light reflected off the ground surface. On bright roofs, white gravel, or ground-mounted installations, this can boost total energy yield by several to over ten percent compared to a monofacial panel of the same nominal power.
Do TS-BB54 All Black panels look good on a sloped single-family home roof?
Yes, the All Black variant was specifically designed for the aesthetics of sloped single-family home roofs. The uniform black frame and backsheet eliminate the patchwork effect seen with standard white-backed panels, letting the array blend into the building's architecture without sacrificing energy performance.
What are half-cut cells in the Sunova TS-BB54 and what benefits do they provide?
Half-cut cells are standard monocrystalline cells cut in half, which reduces resistive losses and improves module behavior under partial shading, such as from a chimney or antenna. In practice, this results in more stable energy production under real-world conditions, not just under laboratory STC test parameters.
How does the TS-BB54 series handle snow and wind loads in Poland's climate?
The TS-BB54 design was engineered for enhanced mechanical resistance to typical environmental loads, including wind and snow, which matters given Poland's variable weather conditions. Before purchasing, it's still worth verifying the exact load ratings in the datasheet of the specific production batch.
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