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Trina Solar TEB-NEGA2CD.48-85W (Clay)
Trina Solar Brand review

TEB-NEGA2CD.48-85W (Clay)

85 Wp TOPCon
ComparePV verdict

Strong in heat, modest efficiency

Rank 13,905 of 14,005
Compare panels Datasheet PDF
Power (Wp)
85
Weak · bottom 7%
Efficiency (%)
14.30
Weak · bottom 20%
Density (Wp/m²)
143.1
Weak · bottom 24%
Temp (%/°C)
-0.290
Strong · top 8%
Weight (kg)
7.7
Weak · bottom 23%
Warranty (yrs)
25
Typical · median 25 yrs

TEG Solar Tiles is a series of photovoltaic roof tiles that effectively replace traditional roofing - instead of installing panels on an existing roof, you create an aesthetically pleasing, seamlessly integrated building surface that generates energy. The biggest difference compared to classic installations is BIPV integration, making it easier to maintain architectural coherence, especially with new construction and public buildings.

In practice, the series addresses typical investor concerns: worries about appearance, risk of leakage, and cumbersome installation. Weather-resistant construction (including solutions against water, wind, and fire) and a ventilated design, which supports the roof's stable operation, have been implemented. Installation is facilitated by the modular snap-lock structure, speeding up roofing work and servicing.

For investors focused on yield and longevity, it is important to note that the roof tiles utilize high-efficiency cells and are designed for low degradation. This solution is ideal for residential, multi-functional buildings, and roofs where appearance matters without compromising energy production.

Ranking

194 panels in the 0-185 W band, all technologies
Metric This panel Median Position in segment Overall rank
Module efficiency 14.30% 15.63% Weak · bottom 20% 13,902
Power density 143.1 154.9 Weak · bottom 24% 13,881
Temperature coefficient -0.290 -0.370 Strong · top 8% 2,165
Weight per kWp 90.0 72.2 Weak · bottom 23% 13,858
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 · 3 caution
Best for

BIPV, residential and commercial.

Not ideal for

Tight roof space, weight-limited structures and roofs where every square metre has to count.

Strengths
-0.290 %/°C temperature coefficient

Top 8% of the 0-185 W band, against a median of -0.370. Ranked 2,165th in the whole database.

Watch-outs
14.30% module efficiency

Bottom 20% of the 0-185 W band, against a median of 15.63%.

90.0 kg per kWp

Bottom 23% of the 0-185 W band, against a median of 72.2.

143.1 watts per square metre

Bottom 24% of the 0-185 W band, against a median of 154.9.

Notes from the database
  • At 14.3% efficiency, this panel is 1.7pp below the TOPCon 0-400W median of 16.0%
  • Power density of 143.1 W/m² is 16.7 W/m² below TOPCon 0-400W median (159.8 W/m²) - needs more roof space
  • Temperature coefficient of -0.29%/°C matches the TOPCon 0-400W median
  • At 7.7 kg, this panel is 15.8 kg lighter than TOPCon 0-400W median (23.5 kg) - easier handling during installation
  • In the top 99% for efficiency among all TOPCon panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 85 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 14.30 % Weak Segment median 15.63%
Vmpp · Impp 7.30 V · 11.64 A Operating point at max power
Voc · Isc 8.50 V · 12.51 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1350×440×28 mm · 0.59 m² of roof
Weight 7.7 kg Weak Weak · bottom 23%
Coefficient Pmax -0.290 %/°C Strong top 8% of its segment
Coefficient Voc · Isc -0.240 · 0.040 %/°C
NOCT 43 °C At 800 W/m², 20 °C ambient
Product warranty 10 years Hardware defects only
Performance warranty 25 years Typical median 25 yrs · median 25 yrs
Degradation 1.00 → 0.40 % 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
-

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

Heat losses
-0.290 %/°C against a segment median of -0.370
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Trina Solar TEB-NEGA2CD.48-85W (Clay) 85 W 14.30% -0.290 7.7 kg You are here
GKA182M120W 120 W 23.00% - 6.1 kg +35 W, +8.7 pp, +5 yr warranty
GKA182M135W 135 W 23.00% - 6.1 kg +50 W, +8.7 pp, +5 yr warranty
GKA182M100W 100 W 23.00% - 6.1 kg Lighter, +8.7 pp, +5 yr warranty
GKA182M110W 110 W 23.00% - 6.1 kg +25 W, +8.7 pp, +5 yr warranty
NS-100MH-36 100 W 21.29% -0.290 5.0 kg +15 W, lighter, +7.0 pp
NS-100MH-36 100 W 21.29% -0.290 5.0 kg +15 W, lighter, +7.0 pp
YH120W-18M 120 W 19.63% -0.350 6.4 kg Hotter, +5.3 pp, +5 yr warranty
YH100W-12M 100 W 19.63% -0.400 1.9 kg Hotter, lighter, +5.3 pp
YH120W-18M 120 W 19.63% -0.350 6.4 kg Hotter, +5.3 pp, +5 yr warranty
YH100W-12M 100 W 19.63% -0.400 1.9 kg Hotter, lighter, +5.3 pp
TEB-NEGA2CD.48-80W (Clay) 80 W 13.50% -0.290 7.7 kg -0.8 pp
TEB-NEGA2CD.48-90W (Clay) 90 W 15.20% -0.290 7.7 kg +0.9 pp
TEB-NEGA2CD.45-100W (Black) 100 W 16.80% -0.290 7.7 kg +15 W, +2.5 pp
TEB-NEGA2CD.45-105W (Black) 105 W 17.70% -0.290 7.7 kg +20 W, +3.4 pp
TEB-NEGA2CD.45-110W (Black) 110 W 18.50% -0.290 7.7 kg +25 W, +4.2 pp
SKT110M10 110 W 15.40% -0.390 8.5 kg +25 W, hotter, +1.1 pp

Found 12 panels of the same or similar size to this one, within ±10 mm. See them here Found 12 panels of the same or similar size to this one, within ±25 mm. See them here Found 12 panels of the same or similar size to this one, within ±50 mm. See them here Found 14 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
How do Trina Solar TEG Solar Tiles differ from regular panels installed on an existing roof?
TEG Solar Tiles are a BIPV (Building Integrated Photovoltaics) solution - instead of being added on top of a finished roof, the tiles replace conventional roofing and serve as the waterproof roof layer itself. This keeps the building envelope visually clean and uniform, without visible mounting hardware, which matters especially for new construction and public buildings where architects prioritize a consistent facade.
What warranty comes with Trina Solar TEG Solar Tiles solar roof tiles?
The manufacturer provides a 10-year product warranty covering material and workmanship defects, plus a 25-year power output warranty. Trina Solar is a Tier 1 manufacturer with long-standing market presence, which supports warranty reliability - important given that this product simultaneously functions as the actual roof covering for decades.
Are TEG Solar Tiles resistant to strong wind, rain, and fire?
Yes, the construction is engineered for real roofing conditions, including wind resistance, watertightness against rainfall, and fire resistance classification. A ventilated substructure design also supports heat and moisture dissipation beneath the tiles, reducing the risks typically associated with fully roof-integrated PV systems.
What is TOPCon cell technology used in TEG Solar Tiles, and is it worth it?
TOPCon (Tunnel Oxide Passivated Contact) is an N-type cell technology offering higher efficiency and lower degradation compared to older P-type PERC cells. In practice this means better energy yield over the system's lifetime and slower power decline year over year, which is meaningful given Trina Solar's 25-year power warranty on this series.
Is installing TEG Solar Tiles more complicated than a standard PV panel installation?
Installation is simplified by a modular snap-lock construction that connects individual tiles without complex per-unit wiring. This speeds up roofing crew work and simplifies servicing, since a single defective tile can be swapped out rather than an entire section of the array. However, it does require an installer familiar with BIPV systems rather than standard rail-mounted PV.
What is the power output of a single TEG Solar Tile, and how many are needed for a typical house roof?
A single tile in the TEG Solar Tiles series reaches up to 110 Wp maximum power. For a residential system around 5-6 kWp, roughly 45-55 tiles are typically needed, though the exact count depends on solar exposure, roof pitch, and the layout designed by a BIPV installer.
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