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Yingli Brand review

LF630M10N-78H/BF

630 Wp TOPCon Bifacial 2000%
ComparePV verdict

Solid all-round for its segment

Rank 2,717 of 14,129
Compare panels Datasheet PDF
Power (Wp)
630
Typical for its class
Efficiency (%)
22.54
Typical · median 22.80%
Density (Wp/m²)
225.4
Typical · median 227.7
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
34.0
Typical · median 32.8 kg
Warranty (yrs)
30
Typical · median 30 yrs

Yingli LF650M10N-78H/BF modules are an advanced solution based on N-type cells that set a new standard of efficiency in professional installations. Thanks to the use of N-type TOPCon technology, these panels are characterized by significantly lower light-induced degradation and a better response to low light conditions, which translates into stable and high yields for decades. A key feature of the series is the bifacial design, allowing for the generation of additional energy from radiation reflected from the ground, which significantly reduces the levelized cost of energy (LCOE). This is particularly important in large-scale projects and solar farms, where maximizing yield from the available area is crucial. The use of half-cut cell technology effectively limits resistance losses and increases the module resistance to spot shading, solving the problem of sudden power drops in more difficult terrain conditions. Choosing this series is an investment in enhanced mechanical durability and an excellent temperature coefficient, thanks to which the panels work more efficiently on hot days compared to traditional solutions. This model is an optimal choice for investors focusing on maximum power density and long-term energy security in demanding commercial and industrial projects.

Ranking

1,085 panels in the segment TOPCon 600-650 W
Metric This panel Median Position in segment Overall rank
Module efficiency 22.54% 22.80% Typical 3,979
Power density 225.4 227.7 Typical 3,966
Temperature coefficient -0.290 -0.290 Typical 2,220
Weight per kWp 54.0 53.1 Typical 8,242
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
Notes from the database
  • At 22.5% efficiency, this panel is on par with typical TOPCon 600-650W modules
  • Power density of 225.4 W/m² matches the TOPCon 600-650W median
  • Temperature coefficient of -0.29%/°C matches the TOPCon 600-650W median
  • Weight of 34.0 kg is 1.2 kg above TOPCon 600-650W median (32.8 kg) - verify structural support
  • In the top 28% for efficiency among all TOPCon panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 630 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 22.54 % Typical Segment median 22.80%
Vmpp · Impp 46.49 V · 13.55 A Operating point at max power
Voc · Isc 55.74 V · 14.36 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2465×1134×30 mm · 2.80 m² of roof
Weight 34.0 kg Typical Typical · median 32.8 kg
Cells 156 · TOPCon Monocrystalline
Bifaciality 2000 % Rear output as a share of front
Coefficient Pmax -0.290 %/°C Typical median -0.290 of its segment
Coefficient Voc · Isc -0.250 · 0.045 %/°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 551 W guaranteed
Degradation 1.00 → 0.40 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by Yingli in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 630 Wp appear here. The rest cover the whole series.

I-V Curves (Current vs Voltage at varying irradiance, 25°C) I-V Curves (Current vs Voltage at varying irradiance, 25°C) 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
Yingli LF630M10N-78H/BF 630 W 22.54% -0.290 34.0 kg You are here
AIKO-A650-MAE72Mw 650 W 25.20% -0.260 27.0 kg Cooler, lighter, +2.7 pp
AIKO-A680-MDE72Mw 680 W 25.20% -0.260 29.0 kg +50 W, lighter, +2.7 pp
AIKO-A675-MDE72Mw 675 W 25.00% -0.260 29.0 kg +45 W, lighter, +2.5 pp
AIKO-A645-MAE72Mw 645 W 25.00% -0.260 27.0 kg Cooler, lighter, +2.5 pp
WST-675BKX72-A2 675 W 25.00% -0.260 32.1 kg +45 W, cooler, +2.5 pp
AIKO-G670-MCH72Mw 670 W 24.80% -0.260 28.2 kg +40 W, lighter, +2.3 pp
LR7-72HVHF-670M 670 W 24.80% -0.260 28.5 kg +40 W, lighter, +2.3 pp
YL635CF78 e/2 635 W 22.70% -0.290 34.5 kg Very close match
YL640CF78 e/2 640 W 22.90% -0.290 34.5 kg +10 W, +0.4 pp
YL645CF78 e/2 645 W 23.10% -0.290 34.5 kg +15 W, +0.6 pp
YL650CF78 e/2 650 W 23.30% -0.290 34.5 kg +20 W, +0.8 pp
YL655CF78 e/2 655 W 23.40% -0.290 34.5 kg +25 W, +0.9 pp
AIKO-A700-MAE78Dw 700 W 25.00% -0.260 34.5 kg +70 W, cooler, +2.5 pp
AIKO-A695-MAE78Dw 695 W 24.90% -0.260 34.5 kg +65 W, cooler, +2.4 pp
JKM650-670N-66QL6-BDV (670W class) 670 W 24.80% -0.260 32.5 kg +40 W, cooler, +2.3 pp

Found 616 panels of the same or similar size to this one, within ±10 mm. See them here Found 616 panels of the same or similar size to this one, within ±25 mm. See them here Found 616 panels of the same or similar size to this one, within ±50 mm. See them here Found 1838 panels of the same or similar size to this one, within ±100 mm. See them here

About the LF650M10N-78H/BF series

6 answered

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

What is the difference between N-type TOPCon technology in the Yingli LF650M10N-78H/BF panels and older P-type PERC cells?
N-type TOPCon cells have significantly lower light-induced degradation (LID) and respond better to low-light conditions and high temperatures than traditional P-type PERC cells. Thanks to an additional passivation layer on the rear side of the cell, higher conversion efficiency and more stable module performance are achieved throughout the operating lifetime, resulting in higher energy yields over a 25-30 year period.
How much extra energy does the bifacial design of the LF650M10N-78H/BF module actually generate?
The additional energy gain from bifacial panels depends on ground albedo, mounting height, and reflected radiation, typically ranging from 5 to 15 percent in typical ground-mounted installations with a bright surface, and can be higher under optimal conditions such as white gravel or snow. The rear side of the cell captures reflected light, lowering the levelized cost of energy (LCOE), especially in large-scale PV plants.
What warranty applies to Yingli LF650M10N-78H/BF modules and what does it cover?
Yingli offers a 12-year product warranty covering material and workmanship defects, along with a 30-year linear power output warranty. This means the manufacturer guarantees a specified percentage of nominal power output over three decades, giving investors predictable returns on commercial and industrial projects.
Are Yingli LF650M10N-78H/BF panels suitable for large solar farms or residential rooftops?
The LF650M10N-78H/BF model, with power output up to 650 Wp and a bifacial design, is optimized primarily for large-scale ground-mounted installations and solar farms, where maximizing power density per hectare and minimizing LCOE matter most. Its large dimensions and high unit power output make it less suited to small residential sloped roofs, and better suited for commercial and industrial-scale projects.
Does half-cut cell technology in the Yingli LF650M10N-78H/BF panels reduce the impact of partial shading?
Yes, half-cut cells, split in half, reduce resistive losses and divide the module into independent electrical sections. This means partial shading, such as from clouds, bird droppings, or dirt, causes a smaller power drop across the whole panel compared to full-cell designs, improving energy production stability under challenging field conditions.
Does Yingli, as a Tier 1 manufacturer from China, guarantee long-term investment security for the LF650M10N-78H/BF panels?
Yingli is classified as a Tier 1 manufacturer, meaning strong financial standing and bankability for projects using their panels, which facilitates bank financing. The company has many years of experience producing PV modules at a global scale, and the long-term power and product warranties further secure the investment in commercial and industrial projects.
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