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Yingli LF715M12N-66H/BF
Yingli Brand review

LF715M12N-66H/BF

715 Wp N-type Bifacial 2000%
ComparePV verdict

Solid all-round for its segment

Rank 678 of 14,005
Compare panels Datasheet PDF
Power (Wp)
715
Typical for its class
Efficiency (%)
23.01
Typical · median 22.88%
Density (Wp/m²)
230.2
Typical · median 228.6
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
38.0
Typical · median 38.0 kg
Warranty (yrs)
30
Typical · median 30 yrs

The Yingli LF720M12N-66H/BF photovoltaic panel series sets new performance standards in the professional sector through the use of advanced N-type TOPCon cell technology. The use of large M12 silicon wafers combined with bifacial architecture allows for achieving powerful unit output, which realistically reduces balance of system (BOS) costs in the construction of large power plants. This solution effectively solves the problem of limited installation space by generating significantly more energy from the same area compared to standard modules. A key advantage is the high bifaciality factor, which, combined with N-type cells, guarantees excellent yields even in low sunlight or high light diffusion conditions. Thanks to minimized LID and LeTID degradation, investors gain assurance of long-term stability of electrical parameters throughout the entire service life. The design based on half-cut technology effectively reduces internal losses and improves resistance to micro-cracks, which clearly distinguishes these panels from less advanced competition. This series is primarily dedicated to investors implementing solar farms and large-scale commercial projects, where maximizing profit is the priority. Additionally, a more favorable temperature coefficient ensures that the modules maintain peak efficiency even on hot days, which is crucial for optimizing energy production in changing climatic conditions.

Ranking

90 panels in the segment N-type 700-750 W
Metric This panel Median Position in segment Overall rank
Module efficiency 23.01% 22.88% Typical 1,911
Power density 230.2 228.6 Typical 2,018
Temperature coefficient -0.290 -0.290 Typical 2,165
Weight per kWp 53.1 53.5 Typical 6,946
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, shaded-installations and hot-climate.

Notes from the database
  • Efficiency of 23.0% matches the N-type 700-750W median
  • At 230.2 W/m² power density, roof space requirements are typical for N-type 700-750W panels
  • At -0.29%/°C, hot weather performance is typical for N-type 700-750W panels
  • In the top 14% for efficiency among all N-type panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 715 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 23.01 % Typical Segment median 22.88%
Vmpp · Impp 39.91 V · 17.92 A Operating point at max power
Voc · Isc 48.01 V · 19.08 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2384×1303×33 mm · 3.11 m² of roof
Weight 38.0 kg Typical Typical · median 38.0 kg
Cells 132 · N-type 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 625 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 715 Wp appear here. The rest cover the whole series.

Linear Performance Warranty Linear Performance Warranty Whole series I-V Curves I-V Curves 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 LF715M12N-66H/BF 715 W 23.01% -0.290 38.0 kg You are here
AIKO-A680-MDE72Mw 680 W 25.20% -0.260 29.0 kg -35 W, lighter, +2.2 pp
AIKO-A675-MDE72Mw 675 W 25.00% -0.260 29.0 kg -40 W, lighter, +2.0 pp
AIKO-A700-MAE78Dw 700 W 25.00% -0.260 34.5 kg Cooler, lighter, +2.0 pp
AIKO-A695-MAE78Dw 695 W 24.90% -0.260 34.5 kg Cooler, lighter, +1.9 pp
AIKO-G670-MCH72Mw 670 W 24.80% -0.260 28.2 kg -45 W, lighter, +1.8 pp
LR7-72HVHF-670M 670 W 24.80% -0.260 28.5 kg -45 W, lighter, +1.8 pp
JKM650-670N-66QL6-BDV (670W class) 670 W 24.80% -0.260 32.5 kg -45 W, lighter, +1.8 pp
YL645DF66 f/2 645 W 20.80% -0.340 38.4 kg -70 W, hotter, -2.2 pp
YL650DF66 f/2 650 W 20.90% -0.340 38.4 kg -65 W, hotter, -2.1 pp
YL655DF66 f/2 655 W 21.10% -0.340 38.4 kg -60 W, hotter, -1.9 pp
YL660D-45f 1/2 660 W 21.20% -0.340 34.0 kg -55 W, hotter, -1.8 pp
AIKO-A805-GRH78Dw 805 W 25.10% -0.260 39.8 kg +90 W, cooler, +2.1 pp
AIKO-A800-GRH78Dw 800 W 24.90% -0.260 39.8 kg +85 W, cooler, +1.9 pp
AIKO-A795-GRH78Dw 795 W 24.80% -0.260 39.8 kg +80 W, cooler, +1.8 pp
AIKO-A790-GRH78Dw 790 W 24.60% -0.260 39.8 kg +75 W, cooler, +1.6 pp
TSM-NEG21C.20Q-760 760 W 24.50% -0.260 38.3 kg +45 W, cooler, +1.5 pp

Found 1390 panels of the same or similar size to this one, within ±10 mm. See them here Found 1400 panels of the same or similar size to this one, within ±25 mm. See them here Found 1400 panels of the same or similar size to this one, within ±50 mm. See them here Found 1432 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
What is the actual power output of the Yingli LF720M12N-66H/BF panels and how is it achieved?
This series reaches a maximum power output of 720 Wp thanks to the combination of large M12 silicon wafers with N-type TOPCon cell technology and a half-cut cell layout (66 half-cut cells). This design reduces current and resistive losses, delivering more energy per module than classic PERC panels of similar dimensions, which lowers installation cost per watt of power.
Does the bifacial LF720M12N-66H/BF panel require special mounting?
Yes, to fully exploit the bifacial gain, the panel should ideally be installed on elevated racking or trackers with a reflective surface underneath, such as white gravel or a light-colored roof. Standard mounting on a dark roof still works, but the rear-side energy gain will be lower. The manufacturer recommends elevated mounting structures for ground-mounted solar farms, where the bifacial benefit is greatest.
What warranty applies to the Yingli LF720M12N-66H/BF panels?
The series comes with a 12-year product warranty and a 30-year linear power output warranty. This means the manufacturer guarantees a minimum power level even after 30 years of operation, which is standard for top-tier N-type panels and confirms high long-term electrical stability thanks to minimized LID and LeTID degradation.
Do LF720M12N-66H/BF panels perform well in high summer temperatures?
Yes, thanks to N-type TOPCon cell technology these panels have a more favorable temperature coefficient than standard P-type modules. This means a smaller power drop as cell temperature rises above 25°C, which matters in summer when roof- or ground-mounted panels can heat up to 60-70°C. In practice this translates to higher energy yield on hot, sunny days.
Which installations best suit the Yingli LF720M12N-66H/BF series - residential rooftops or utility-scale solar farms?
Given its high unit power of 720 Wp and large module dimensions typical of M12 wafers, this series is primarily designed for solar farms and large commercial or industrial installations, where minimizing the number of modules and BOS costs is the priority. For an average single-family home, the panel may be too large and heavy, making smaller residential modules a better fit.
Is Yingli a trustworthy, safe manufacturer to choose for solar panels?
Yingli is a China-based manufacturer classified as Tier 1, meaning it has an established financial and production track record, regularly audited by independent banking institutions. The LF720M12N-66H/BF series remains in active production and is fully available for purchase, which also simplifies warranty servicing and access to technical documentation when needed.
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