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Trina Solar TSM-NEG19RC.70-620
Trina Solar Brand review

TSM-NEG19RC.70-620

620 Wp TOPCon Bifacial 80%
ComparePV verdict

Solid all-round for its segment

Rank 2,537 of 14,005
Compare panels Datasheet PDF
Power (Wp)
620
Typical for its class
Efficiency (%)
23.00
Typical · median 22.80%
Density (Wp/m²)
229.5
Typical · median 227.7
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
33.0
Typical · median 32.7 kg
Warranty (yrs)
30
Typical · median 30 yrs

The Trina Solar Vertex N i-TOPCon Ultra series consists of N-type monocrystalline modules engineered for installations that demand maximum energy yield from limited roof or ground space. At the core of the series is the patented i-TOPCon Ultra technology, which delivers continuous efficiency gains through reduced contact resistance, enhanced rear-side reflection, and repaired cell edge quality. The panels feature a bifacial dual-glass construction that captures additional rear-side energy of up to 20%, depending on ground albedo - a benefit especially valued by utility-scale solar farm developers and installations on bright, reflective surfaces. A unique short-edge frame design that limits soiling minimizes dust and snow buildup at low-tilt mounting angles, meaningfully lowering cleaning and maintenance costs while boosting average energy output. The modules also offer high resistance to micro-cracks thanks to non-destructive cell-cutting technology, along with certified resistance to salt, ammonia, sand, PID, LID, and LeTID, making them well suited to harsh climate conditions. The series is backed by a 30-year power warranty, giving investors confidence in the long-term profitability of their investment.

Ranking

1,086 panels in the segment TOPCon 600-650 W
Metric This panel Median Position in segment Overall rank
Module efficiency 23.00% 22.80% Typical 1,919
Power density 229.5 227.7 Typical 2,191
Temperature coefficient -0.290 -0.290 Typical 2,165
Weight per kWp 53.2 53.1 Typical 7,064
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 · 0 caution
Best for

Utility-scale and commercial.

Notes from the database
  • At 23.0% efficiency, this panel is on par with typical TOPCon 600-650W modules
  • At 229.5 W/m² power density, roof space requirements are typical for TOPCon 600-650W panels
  • At -0.29%/°C, hot weather performance is typical for TOPCon 600-650W panels
  • Bifacial design (80% factor) captures reflected light - adds 4-12% yield on ground-mount or white roof
  • In the top 14% for efficiency among all TOPCon panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 620 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 23.00 % Typical Segment median 22.80%
Vmpp · Impp 40.24 V · 15.41 A Operating point at max power
Voc · Isc 48.50 V · 16.26 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2382×1134×30 mm · 2.70 m² of roof
Weight 33.0 kg Typical Typical · median 32.7 kg
Cells 132 · TOPCon 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 -0.240 · 0.040 %/°C
NOCT 43 °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 542 W guaranteed
Degradation 1.00 → 0.40 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by Trina Solar in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 620 Wp appear here. The rest cover the whole series.

Performance Warranty Performance Warranty 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.

Filter these
Size
Panel Power Eff. Temp. Weight Difference
Trina Solar TSM-NEG19RC.70-620 620 W 23.00% -0.290 33.0 kg You are here
AIKO-A650-MAE72Mw 650 W 25.20% -0.260 27.0 kg +30 W, lighter, +2.2 pp
AIKO-A645-MAE72Mw 645 W 25.00% -0.260 27.0 kg Cooler, lighter, +2.0 pp
AIKO-G670-MCH72Mw 670 W 24.80% -0.260 28.2 kg +50 W, lighter, +1.8 pp
LR7-72HVHF-670M 670 W 24.80% -0.260 28.5 kg +50 W, lighter, +1.8 pp
AIKO-A640-MAE72Mw 640 W 24.80% -0.260 27.0 kg Cooler, lighter, +1.8 pp
JKM650-670N-66QL6-BDV (670W class) 670 W 24.80% -0.260 32.5 kg +50 W, cooler, +1.8 pp
TEB-NEGA6ND.48-420 (Silver Grey, RAL9018) 420 W 15.50% -0.290 33.0 kg -200 W, -7.5 pp, -5 yr warranty
TEB-NEGA6ND.48-425 (Silver Grey, RAL9018) 425 W 15.70% -0.290 33.0 kg -195 W, -7.3 pp, -5 yr warranty
TEB-NEGA6ND.48-430 (Silver Grey, RAL9018) 430 W 15.90% -0.290 33.0 kg -190 W, -7.1 pp, -5 yr warranty
TEB-NEGA6ND.48-545 (Green, RAL6001) 545 W 20.20% -0.290 33.0 kg -75 W, -2.8 pp, -5 yr warranty
TEB-NEGA6ND.48-550 (Green, RAL6001) 550 W 20.30% -0.290 33.0 kg -70 W, -2.7 pp, -5 yr warranty
AIKO-A680-MDE72Mw 680 W 25.20% -0.260 29.0 kg +60 W, lighter, +2.2 pp
AIKO-A675-MDE72Mw 675 W 25.00% -0.260 29.0 kg +55 W, lighter, +2.0 pp
AIKO-A700-MAE78Dw 700 W 25.00% -0.260 34.5 kg +80 W, cooler, +2.0 pp
AIKO-A695-MAE78Dw 695 W 24.90% -0.260 34.5 kg +75 W, cooler, +1.9 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
How much extra energy can Trina Vertex N i-TOPCon Ultra panels generate thanks to their bifacial design?
Thanks to the dual-glass bifacial construction, Vertex N i-TOPCon Ultra panels generate extra energy from the rear side of the module - depending on ground albedo, the gain can reach up to 20%. The best results are achieved on bright, reflective surfaces such as white gravel, concrete, or snow, which is why this design is especially recommended for utility-scale PV farms and ground-mount installations, though it also performs well on flat commercial roofs at the right tilt angle.
What is the difference between i-TOPCon Ultra technology and standard TOPCon or PERC?
i-TOPCon Ultra is Trina Solar's patented enhancement of classic TOPCon technology, achieved through reduced contact resistance, improved rear-surface reflection, and edge-quality repair after cell cutting. As a result, the modules reach higher conversion efficiency (up to about 23.7%) and lower power loss over time compared to older PERC technology, while maintaining strong resistance to LID and LeTID degradation.
What warranty comes with Trina Solar Vertex N i-TOPCon Ultra panels?
The manufacturer backs the Vertex N i-TOPCon Ultra series with a 12-year product warranty and a 30-year linear power output warranty. This means that even after three decades of operation, the panel should retain the guaranteed percentage of its initial power output, giving investors confidence in the long-term profitability of installations using modules rated up to 640 Wp.
Are Vertex N i-TOPCon Ultra panels suitable for a residential roof, or only for solar farms?
Modules rated up to 640 Wp with large-format cells are primarily optimized for utility-scale installations - solar farms and commercial or industrial buildings - where maximizing power output from limited space matters most. Due to their size and weight, mounting them on a typical sloped residential roof can be challenging, so it's worth checking the roof's load capacity with an installer beforehand.
What does the anti-soiling edge frame on Vertex N i-TOPCon Ultra panels do?
The specially designed frame reduces the buildup of dust, sand, and snow along the module's lower edge, especially at low mounting angles where soiling most often shades the cells. This lowers how often panels need cleaning and reduces power losses from edge shading, resulting in higher average energy yield and lower long-term maintenance costs for the installation.
Are Trina Vertex N i-TOPCon Ultra panels resistant to salt, ammonia, and other harsh conditions?
Yes, the series is certified for resistance to salt corrosion and ammonia exposure, making it suitable for coastal installations and sites near agricultural land. The panels are also certified for resistance to PID, LID, and LeTID, and the non-destructive cell-cutting technology improves resistance to microcracks - an important factor during transport and installation in demanding terrain.
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