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Sunlike Solar LNSF-400M
Sunlike Solar Brand review

LNSF-400M

400 Wp PERC
ComparePV verdict

Middle of its segment, modest efficiency

Rank 12,532 of 14,005
Compare panels Datasheet PDF
Power (Wp)
400
Weak · bottom 9%
Efficiency (%)
19.76
Weak · bottom 7%
Density (Wp/m²)
201.7
Weak · bottom 19%
Temp (%/°C)
-0.360
Weak · bottom 15%
Weight (kg)
23.5
Weak · 1.5 kg above median
Warranty (yrs)
25
Typical · median 25 yrs

The Sunlike Solar LUXMAX / LNSF (72 cells) series are monocrystalline modules designed for stable energy production under typical Polish operating conditions - even when the roof area is limited and every square meter counts. A key advantage is the positive power tolerance, which means you receive a panel that consistently performs above its declared specifications, making precise installation design easier. The construction with tempered glass and a robust frame provides resistance to daily wear and tear and long-term outdoor operation, while MC4 connectors speed up assembly and minimize the risk of wiring errors. The use of an IP68 protected junction box increases the reliability of operation in humid conditions and during heavy rainfall. This series is a good choice for home installations, small businesses, and projects on commercial buildings, where you expect predictable yields, easy maintenance, and a reasonable balance between quality and cost over the years.

Ranking

954 panels in the segment PERC 400-450 W
Metric This panel Median Position in segment Overall rank
Module efficiency 19.76% 20.60% Weak · bottom 7% 12,484
Power density 201.7 206.2 Weak · bottom 19% 12,016
Temperature coefficient -0.360 -0.350 Weak · bottom 15% 12,345
Weight per kWp 58.8 53.0 Weak · bottom 16% 11,876
Performance warranty 25 yrs 25 yrs Typical 9,798
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

0 positive · 3 caution
Best for

Residential and commercial.

Not ideal for

Tight roof space, hot climates and weight-limited structures.

Watch-outs
19.76% module efficiency

Bottom 7% of the PERC 400-450 W segment, against a median of 20.60%. Ranked 12,484th in the whole database.

-0.360 %/°C temperature coefficient

Bottom 15% of the PERC 400-450 W segment, against a median of -0.350.

58.8 kg per kWp

Bottom 16% of the PERC 400-450 W segment, against a median of 53.0.

Notes from the database
  • Efficiency of 19.8% is 0.8pp below the PERC 400-450W median (20.6%)
  • At 201.7 W/m², this panel generates 4.5 W/m² less per unit area than PERC 400-450W median (206.2 W/m²)
  • At -0.36%/°C, hot weather performance is typical for PERC 400-450W panels
  • At 23.5 kg, this panel is 1.5 kg heavier than the PERC 400-450W median (22.0 kg) - more demanding for installation crews
  • In the top 89% for efficiency among all PERC panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 400 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 19.76 % Weak Segment median 20.60%
Vmpp · Impp 40.82 V · 9.83 A Operating point at max power
Voc · Isc 49.59 V · 10.38 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1979×1002×40 mm · 1.98 m² of roof
Weight 23.5 kg Weak Weak · 1.5 kg above median
Cells 72 · PERC Polycrystalline
Coefficient Pmax -0.360 %/°C Weak bottom 15% of its segment
Coefficient Voc · Isc -0.290 · 0.050 %/°C
NOCT 45 °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

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
-0.360 %/°C against a segment median of -0.350
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Sunlike Solar LNSF-400M 400 W 19.76% -0.360 23.5 kg You are here
GS10-B120-GF-450 450 W 20.79% -0.320 24.0 kg +50 W, cooler, +1.0 pp
GS10-B120-GF-445 445 W 20.56% -0.320 24.0 kg +45 W, cooler, +0.8 pp
GS10-B120-GF-440 440 W 20.33% -0.320 24.0 kg +40 W, cooler, +0.6 pp
LNSU-410M 410 W 20.31% -0.360 24.5 kg +10 W, heavier, +0.5 pp
GS10-B120-GF-435 435 W 20.10% -0.320 24.0 kg +35 W, cooler, +0.3 pp
LNSU-405M 405 W 20.06% -0.360 24.5 kg Heavier, +0.3 pp
CS3U-395P 395 W 19.90% -0.360 22.5 kg Lighter
LNSU-400M 400 W 19.81% -0.360 24.5 kg Heavier
LNSF-335P 335 W 16.89% -0.360 23.5 kg -65 W, -2.9 pp
LNSF-340P 340 W 17.15% -0.360 23.5 kg -60 W, -2.6 pp
LNSF-345P 345 W 17.47% -0.360 23.5 kg -55 W, -2.3 pp
LNSF-350P 350 W 17.65% -0.360 23.5 kg -50 W, -2.1 pp
LNSF-355P 355 W 17.90% -0.360 23.5 kg -45 W, -1.9 pp
LNSF-380M 380 W 19.16% -0.360 23.5 kg -20 W, -0.6 pp
LNSF-385M 385 W 19.26% -0.360 23.5 kg -15 W, -0.5 pp
LNSF-390M 390 W 19.36% -0.360 23.5 kg -10 W, -0.4 pp
SPR-MAX7-475 475 W 24.00% -0.270 21.1 kg Cooler, +4.2 pp, +15 yr warranty

Found 86 panels of the same or similar size to this one, within ±10 mm. See them here Found 304 panels of the same or similar size to this one, within ±25 mm. See them here Found 439 panels of the same or similar size to this one, within ±50 mm. See them here Found 566 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
Is the Sunlike Solar LUXMAX / LNSF series still available for purchase?
The Sunlike Solar LUXMAX / LNSF (72 cells) series has been discontinued and is no longer actively manufactured. Availability is limited to remaining stock held by distributors. If you are specifically looking for this series, check current inventory levels directly with resellers. If it is out of stock, consider newer monocrystalline PERC modules with comparable specs and better long-term parts availability.
What warranty comes with the Sunlike Solar LNSF 400 W panels?
Sunlike Solar LUXMAX / LNSF panels carry a 10-year product warranty covering material defects and workmanship, plus a 25-year linear power output warranty. The positive power tolerance means the module delivers at least its rated output from day one. After 25 years of operation the panel is guaranteed to retain a specified percentage of its nominal 400 Wp, providing a predictable return on investment over the system's lifetime.
What is PERC technology used in the LNSF series and is it worth choosing?
PERC (Passivated Emitter and Rear Cell) is a monocrystalline cell technology that boosts efficiency by reflecting unused light from a passivated rear surface back through the cell for a second absorption pass. In practice this means higher energy yield per square meter compared to standard mono cells. The LUXMAX / LNSF series uses 72 PERC cells to reach up to 400 Wp, making it an efficient choice for residential and small commercial rooftops where available area is limited.
Do Sunlike Solar LUXMAX LNSF panels perform well in harsh weather — rain, snow, freezing temperatures?
Yes, the LNSF series is designed for year-round outdoor use in variable climates. Tempered glass and a robust aluminum frame provide resistance to snow loads and wind pressure common in Central and Eastern Europe. The IP68-rated junction box protects against moisture and heavy rainfall throughout the year. The positive power tolerance ensures the panel meets or exceeds its rated output even during low-irradiance conditions typical of winter months.
How does the 72-cell format of the LNSF series compare to common 60- or 66-cell panels?
The 72-cell format yields a larger module with higher per-unit power — up to 400 Wp for the LUXMAX / LNSF — allowing you to reach your target system size with fewer panels. The trade-off is greater physical size and weight, which requires verifying roof load capacity and rafter spacing. The 72-cell format is best suited to larger roof areas on single-family homes, farm buildings, and light commercial structures where there is sufficient mounting space.
Are LUXMAX / LNSF panels compatible with MC4 connectors and standard inverters available on the market?
Yes, the LUXMAX / LNSF series is equipped with industry-standard MC4 connectors, compatible with the vast majority of string inverters and racking systems available today. MC4 connectors speed up installation and reduce wiring errors on site. Before purchasing, verify that your chosen inverter supports the open-circuit voltage (Voc) and short-circuit current (Isc) of the LNSF modules — these parameters are available in the manufacturer's datasheet or from your reseller.
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