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Tongwei Brand review

TH410PMB7-44SCF

410 Wp Monocrystalline
ComparePV verdict

Middle of its segment, short guarantee

Rank 11,653 of 14,129
Compare panels Datasheet PDF
Power (Wp)
410
Typical for its class
Efficiency (%)
20.60
Typical · median 21.35%
Density (Wp/m²)
206.5
Typical · median 213.2
Temp (%/°C)
-0.340
Typical · median -0.300
Weight (kg)
20.8
Typical · median 23.0 kg
Warranty (yrs)
25
Weak · bottom 18%

The Tongwei TERRA 5K series redefines performance standards through the use of advanced shingled technology, which eliminates traditional ribbon connections in favor of dense cell packing. This solution not only increases the active surface area of the module but, above all, significantly reduces the risk of hot-spots and micro-cracks, which translates into higher long-term reliability. A unique advantage of this line is its eco-friendly lead-free design, making it one of the most sustainable choices on the market, perfectly aligning with strict environmental standards. Users looking for aesthetics will appreciate the elegant, modern design, which blends perfectly with various roofing materials while maintaining high resistance to extreme mechanical loads. This series effectively addresses the problem of energy losses resulting from partial shading, offering significantly better performance characteristics in demanding lighting conditions than standard competitor modules. It is an optimal solution for residential and commercial installations where the priority is maximizing yields per square meter while maintaining low investment costs. TERRA 5K stands out on the market with a unique combination of an innovative structure with high resistance to PID degradation and care for the product's natural life cycle.

Ranking

6,855 panels in the 310-510 W band, all technologies
Metric This panel Median Position in segment Overall rank
Module efficiency 20.60% 21.35% Typical 11,172
Power density 206.5 213.2 Typical 11,085
Temperature coefficient -0.340 -0.300 Typical 8,846
Weight per kWp 50.7 53.1 Typical 4,154
Performance warranty 25 yrs 30 yrs Weak · bottom 18% 9,912
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

0 positive · 1 caution
Best for

Residential, commercial and shaded-installations.

Not ideal for

Owners who want a long output guarantee.

Watch-outs
25 year performance warranty

Bottom 18% of the 310-510 W band, against a median of 30 yrs.

Notes from the database
  • Module efficiency of 20.6% is 1.2pp below average for database panels (median: 21.8%)
  • Power density of 206.4 W/m² is 11.7 W/m² below database median (218.1 W/m²) - needs more roof space
  • -0.34%/°C temperature coefficient - 0.04pp worse than database median (-0.30%/°C), expect higher hot weather losses
  • 20.8 kg weight - 5.7 kg lighter than database median (26.5 kg), reducing installation effort
  • In the top 79% for efficiency among all N-type panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 410 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 20.60 % Typical Segment median 21.35%
Vmpp · Impp 34.40 V · 11.93 A Operating point at max power
Voc · Isc 41.40 V · 12.65 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1812×1096×30 mm · 1.99 m² of roof
Weight 20.8 kg Typical Typical · median 23.0 kg
Coefficient Pmax -0.340 %/°C Typical median -0.300 of its segment
Coefficient Voc · Isc -0.270 · 0.040 %/°C
NOCT 42 °C At 800 W/m², 20 °C ambient
Product warranty 15 years Hardware defects only
Performance warranty 25 years Weak bottom 18% · median 30 yrs
End-of-warranty output 84.8 % Equals 336 W guaranteed
Degradation 2.00 → 0.55 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by Tongwei in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 410 Wp appear here. The rest cover the whole series.

Linear Output Power Warranty Linear Output Power Warranty Whole series I-V Curve (Cell Temperature 25°C, Various Irradiances) I-V Curve (Cell Temperature 25°C, Various Irradiances) 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
-

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

Heat losses
-0.340 %/°C against a segment median of -0.300
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Tongwei TH410PMB7-44SCF 410 W 20.60% -0.340 20.8 kg You are here
AIKO-A460-MAH54Mb 460 W 23.60% -0.290 20.5 kg +50 W, cooler, +3.0 pp
JST-EDMH-(445-465)W-TD (460W class) 460 W 23.56% -0.300 20.5 kg +50 W, +3.0 pp, +5 yr warranty
LX-460M/182R-96+ GG 460 W 23.55% -0.260 23.5 kg +50 W, cooler, +2.9 pp
PS-MNB108(HCBF)-460W 460 W 23.53% -0.290 20.5 kg +50 W, cooler, +2.9 pp
JAT54S40-460/LR 460 W 23.50% -0.260 19.3 kg +50 W, cooler, +2.9 pp
LX-460M/182R188-108+ GG 460 W 23.35% -0.290 24.5 kg +50 W, cooler, +2.8 pp
AIKO-455-MAH54Db 455 W 23.30% -0.260 24.0 kg Cooler, +2.7 pp, +5 yr warranty
LR5-54HTH-455M 455 W 23.30% -0.290 20.8 kg +45 W, cooler, +2.7 pp
TH400PMB7-44SCF 400 W 20.10% -0.340 20.8 kg -10 W, -0.5 pp
TH405PMB7-44SCF 405 W 20.40% -0.340 20.8 kg -0.2 pp
TH415PMB7-44SCF 415 W 20.90% -0.340 20.8 kg +0.3 pp
TH420PMB7-44SCF 420 W 21.10% -0.340 20.8 kg +10 W, +0.5 pp
TH425PMB7-44SCF 425 W 21.40% -0.340 20.8 kg +15 W, +0.8 pp
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +100 W, cooler, +4.4 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +85 W, cooler, +4.2 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +95 W, cooler, +4.1 pp

Found 31 panels of the same or similar size to this one, within ±10 mm. See them here Found 31 panels of the same or similar size to this one, within ±25 mm. See them here Found 1718 panels of the same or similar size to this one, within ±50 mm. See them here Found 4779 panels of the same or similar size to this one, within ±100 mm. See them here

About the TERRA 5K series

6 answered

These answers cover the whole series. Where a figure differs, the specification above is this module's own.

What is the shingled technology used in the Tongwei TERRA 5K series and what benefits does it offer?
Shingled technology cuts cells into narrow strips and interconnects them without traditional solder ribbons, eliminating gaps between cells. This increases the module's active surface area and boosts energy yield from the same roof space. Removing ribbon connections also significantly lowers the risk of hot spots and microcracks, resulting in higher long-term reliability.
What warranty comes with Tongwei TERRA 5K panels?
The manufacturer provides a 15-year product warranty covering material and workmanship defects, plus a 25-year power output warranty guaranteeing a minimum energy generation level over that period. Tongwei is a Tier 1 manufacturer, which adds further confidence that these warranty commitments will be honored throughout the system's lifetime.
How many TERRA 5K panels are needed to build a 5 kWp installation?
TERRA 5K panels reach a maximum power of 425 Wp, so a roughly 5 kWp installation typically requires 12 panels (12 × 425 W ≈ 5.1 kWp). The exact number depends on available roof area, roof pitch, and inverter sizing, so it's best to confirm the final design with an installer.
Are TERRA 5K panels suitable for mounting on a pitched residential roof?
Yes, the TERRA 5K series is designed for residential installations, including pitched roofs. Its sleek, uniform black appearance blends well with common roofing materials, and the module's build offers strong mechanical resistance to snow and wind loads typical of sloped-roof mounting.
Is the Tongwei TERRA 5K a bifacial panel?
No, the TERRA 5K is a monofacial panel, generating power only from its front side. This is a standard choice for typical pitched-roof installations, where the rear side wouldn't receive reflected light anyway. It also keeps installation simpler and cheaper than bifacial systems, which require special mounting structures.
What does it mean that TERRA 5K is a lead-free panel, and why does it matter?
Thanks to shingled technology without traditional soldered ribbons, the panel's lead content is significantly reduced compared to conventional modules. This is an eco-friendly design choice that helps meet strict environmental standards and simplifies future recycling. For buyers, it means a more sustainable product without any trade-off in performance or durability.
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