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Sunova Brand review

TS-BBT54(435)

435 Wp N-type Bifacial 80%
ComparePV verdict

Light for its output, no clear weak spot

Rank 9,075 of 14,005
Compare panels Datasheet PDF
Power (Wp)
435
Typical for its class
Efficiency (%)
22.30
Strong · top 18%
Density (Wp/m²)
222.8
Strong · top 17%
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
20.5
Strong · 1.5 kg below median
Warranty (yrs)
30
Typical · median 30 yrs

The Sunova TS-BBT54 series consists of modules that focus on N-type cell technology and a refined design for high energy yields in real-world conditions. The use of bifacial solutions allows for better utilization of light reflected from the ground, which translates to increased production in areas where every square meter of roof space counts. The full black aesthetic makes installation on residential buildings and premium properties easier, without compromising performance.

A key feature is the bifacial design, and in some models, double glazing (dual glass), which improves resistance to harsh working environments and promotes stable performance over time. The series is designed for rooftop applications, from single-family homes to commercial and industrial (C&I) installations, where long-term reliability and predictable performance are crucial.

The TS-BBT54 stands out from the competition due to its high-efficiency N-type, sensible module design, and focus on durability, especially in projects where operating conditions can be demanding.

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 222.8 218.3 Strong · top 17% 5,150
Temperature coefficient -0.290 -0.290 Typical 2,165
Weight per kWp 47.1 51.2 Strong · top 10% 1,504
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

3 positive · 0 caution
Best for

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

Strengths
47.1 kg per kWp

Top 10% of the N-type 400-450 W segment, against a median of 51.2. Ranked 1,504th in the whole database.

222.8 watts per square metre

Top 17% of the N-type 400-450 W segment, against a median of 218.3.

22.30% module efficiency

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

Notes from the database
  • At 22.3% efficiency, this panel is on par with typical N-type 400-450W modules
  • At 222.8 W/m² power density, this panel generates 4.5 W/m² more per unit area than N-type 400-450W median (218.3 W/m²)
  • Temperature coefficient of -0.29%/°C matches the N-type 400-450W median
  • Weight of 20.5 kg (1.5 kg below N-type 400-450W median of 22.0 kg) allows easier transport and roof mounting
  • 80% bifaciality enables rear-side power generation, boosting yield by 4-12% on reflective surfaces

Specifications

Open datasheet PDF
Nominal power (Pmax) 435 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 22.30 % Strong Segment median 21.91%
Vmpp · Impp 33.03 V · 13.17 A Operating point at max power
Voc · Isc 38.97 V · 13.80 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 20.5 kg Strong Strong · 1.5 kg below median
Cells 108 · 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 45 °C At 800 W/m², 20 °C ambient
Product warranty 15 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
End-of-warranty output 87.4 % Equals 380 W guaranteed
Degradation 1.00 → 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 435 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-BBT54(435) 435 W 22.30% -0.290 20.5 kg You are here
JAT54S40-485/LR 485 W 24.30% -0.260 19.3 kg +50 W, cooler, +2.0 pp
AIKO-A485-MCE54Mw 485 W 24.30% -0.260 21.0 kg +50 W, cooler, +2.0 pp
AIKO-A485-MAH54Mw 485 W 24.30% -0.260 21.5 kg +50 W, cooler, +2.0 pp
GK-5-54HG-485M 485 W 24.30% -0.260 21.0 kg +50 W, cooler, +2.0 pp
ZEUS 3.0+ 108 485WP 485 W 24.30% -0.260 24.2 kg +50 W, heavier, +2.0 pp
TS-BW54(400) 400 W 20.48% -0.330 21.5 kg Hotter, -1.8 pp, -5 yr warranty
TS-BG54(405)-X 405 W 20.74% -0.330 24.2 kg Hotter, heavier, -1.6 pp
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +75 W, cooler, +2.7 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +60 W, cooler, +2.5 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +70 W, cooler, +2.4 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg +55 W, cooler, +2.2 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg +65 W, cooler, +2.2 pp
CIPRO-TN9C54M-500W 500 W 24.50% -0.260 21.4 kg +65 W, cooler, +2.2 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
What is the N-type cell technology used in Sunova TS-BBT54 panels, and how does it differ from standard P-type?
N-type cells use phosphorus-doped silicon instead of boron, making them less prone to light-induced degradation (LID) and delivering higher conversion efficiency, especially at high temperatures. In practice this means higher annual energy yield and a slower power decline over time compared to older P-type technologies such as PERC.
What does bifacial design mean for the TS-BBT54 modules, and how much extra energy can it generate?
TS-BBT54 panels are bifacial, generating power from both the front and rear side by capturing light reflected off the mounting surface. Depending on the albedo of the surface (light gravel, snow, white roofing membrane) and mounting height, the additional energy gain can range from a few percent to over ten percent annually compared to monofacial panels.
What warranty comes with Sunova TS-BBT54 panels?
The manufacturer offers a 15-year product warranty covering material and workmanship defects, along with a 30-year linear power output warranty. This means the module should maintain a guaranteed percentage of its initial power output over three decades, a standard comparable to leading N-type panel manufacturers on the market.
Is Sunova a Tier 1 manufacturer, and does that matter when choosing panels?
Sunova is not currently listed as a Tier 1 manufacturer under the Bloomberg NEF classification, indicating less track record with large-scale bank project financing than market leaders. This does not directly affect the technical quality of the module, but for large commercial projects it's worth verifying financing terms and warranty service availability through the local distributor.
Are the full black Sunova TS-BBT54 panels suitable for a single-family home roof?
Yes, the full black version was designed for residential aesthetics - the black frame and black backsheet conceal the busbar grid, giving the array a uniform, discreet look on the roof. Bifacial technology works particularly well when mounted on light-colored roofing or elevated, ventilated racking systems.
Are TS-BBT54 panels with up to 440 Wp power output better suited for residential or commercial installations?
With power output up to 440 Wp combined with bifacial design and, in select variants, dual glass construction, the TS-BBT54 series suits both residential rooftop installations and commercial and industrial (C&I) projects, where long-term reliability and predictable energy yield across large roof or ground-mounted areas are key.
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