Skip to main content
Luxen Solar Energy Brand review

LNVB-440ND

440 Wp N-type Bifacial 80%
ComparePV verdict

Efficiency leader, no clear weak spot

Rank 8,782 of 14,005
Compare panels Datasheet PDF
Power (Wp)
440
Strong · top 23%
Efficiency (%)
22.53
Strong · top 6%
Density (Wp/m²)
225.3
Strong · top 9%
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
23.5
Typical · median 22.0 kg
Warranty (yrs)
30
Typical · median 30 yrs

Luxen Solar LUXPOWER SERIES N5 are panels utilizing advanced N-Type TOPCon cells, which meet the needs of the most demanding investments. By eliminating the LID degradation effect and significantly reducing the impact of temperature on performance, these modules guarantee stable energy production even in challenging weather conditions. The innovative SMBB (Super Multi-Busbar) technology allows for more efficient current flow and better light absorption, which translates into higher yields from a smaller installation area. It is an ideal solution for those seeking maximum space savings while maintaining the highest durability. The N5 series stands out with its exceptional resistance to extreme mechanical loads, making it a safe choice for installations in regions with high weather variability. It is distinguished from the competition by an excellent price-to-quality ratio and a very low temperature coefficient, providing a performance advantage on hot days. These panels are dedicated to both modern single-family homes and large-scale photovoltaic farms, where every kilowatt-hour generated over decades of operation counts. By choosing this series, the investor receives proven technology that effectively shortens the return on investment time thanks to higher initial efficiency and lower annual power degradation.

Ranking

321 panels in the segment N-type 400-450 W
Metric This panel Median Position in segment Overall rank
Module efficiency 22.53% 21.91% Strong · top 6% 3,982
Power density 225.3 218.3 Strong · top 9% 4,099
Temperature coefficient -0.290 -0.290 Typical 2,165
Weight per kWp 53.4 51.2 Typical 7,325
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

7 positive · 2 caution
Best for

Residential, commercial and hot-climate.

Strengths
22.53% module efficiency

Top 6% of the N-type 400-450 W segment, against a median of 21.91%. Ranked 3,982nd in the whole database.

225.3 watts per square metre

Top 9% of the N-type 400-450 W segment, against a median of 218.3. Ranked 4,099th in the whole database.

What owners get
N-type TOPCon cells with SMBB technology

N-type TOPCon cells eliminate LID degradation and reduce LeTID, while SMBB (Super Multi-Busbar) technology improves current collection and light absorption. In practice, this translates into higher energy yield per unit of roof area compared to older PERC cells.

Up to 23.14% efficiency — segment top-tier

Maximum efficiency of 23.14% places the N5 series above REC Alpha Pro M (22.5%) and close to Jetion JT SRt(B) (22.9%), at the same peak power of 640 Wp. This is a competitive result even against more technologically advanced bifacial modules.

30-year linear power warranty

The manufacturer offers a 30-year power performance warranty — longer than the standard 25 years offered by many tier-1 manufacturers (including some peer comparables). For large-scale ground-mount installations, this means lower long-term investment risk.

BNEF Tier 1 status and manufacturer stability

Luxen Solar Energy achieved Tier 1 status per BloombergNEF in 2022, and the company has operated since 2005 with growing production capacity (targeting roughly 10 GW by 2026), increasing bankability for projects financed with this series.

Wide power range 415-640 Wp

51 variants spanning 415-640 Wp allow the module to be matched to both single-family homes and utility-scale farms without switching cell technology or supplier between segments.

Trade-offs
No bifacial version in this series

Unlike the comparable Jinko Solar EAGLE G7B (615-640W, bifacial, 23.69% efficiency), the LUXPOWER N5 series in this configuration is monofacial only. This means no additional albedo-driven yield, which is particularly relevant for installations on bright surfaces or tracker mounts.

Base-variant product warranty starts at 15 years

The lower bound of the product warranty is 15 years, below the 25-year standard now offered by some tier-1 manufacturers (e.g., REC). Investors should verify which N5 variant includes the extended 20-year warranty to avoid selecting the least-covered version.

Notes from the database
  • At 22.5% efficiency, this panel is 0.6pp above typical N-type 400-450W modules (median: 21.9%)
  • Power density of 225.3 W/m² packs 7.0 W/m² more into the same footprint vs N-type 400-450W median (218.3 W/m²)
  • At -0.29%/°C, hot weather performance is typical for N-type 400-450W panels
  • At 23.5 kg (1.5 kg above N-type 400-450W median of 22.0 kg), requires checking roof load capacity
  • Bifacial design (80% factor) captures reflected light - adds 4-12% yield on ground-mount or white roof

Specifications

Open datasheet PDF
Nominal power (Pmax) 440 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 22.53 % Strong Segment median 21.91%
Vmpp · Impp 32.45 V · 13.56 A Operating point at max power
Voc · Isc 39.42 V · 14.27 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1722×1134×30 mm · 1.95 m² of roof
Weight 23.5 kg Typical Typical · median 22.0 kg
Cells 108 · N-type 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 -0.250 · 0.045 %/°C
NOCT 45 °C At 800 W/m², 20 °C ambient
Product warranty 15 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
End-of-warranty output 87.4 % Equals 385 W guaranteed
Degradation 1.00 → 0.40 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by Luxen Solar Energy in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 440 Wp appear here. The rest cover the whole series.

Linear Performance Warranty Linear Performance Warranty Whole series Linear Performance Warranty Linear Performance Warranty Whole series Linear Performance Warranty Linear 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
Luxen Solar Energy LNVB-440ND 440 W 22.53% -0.290 23.5 kg You are here
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg +50 W, cooler, +2.0 pp
STP-NT11/48QGSF-490 490 W 24.50% -0.260 21.5 kg +50 W, cooler, +2.0 pp
JAT54S40-485/LR 485 W 24.30% -0.260 19.3 kg +45 W, lighter, +1.8 pp
AIKO-A485-MCE54Mw 485 W 24.30% -0.260 21.0 kg +45 W, cooler, +1.8 pp
AIKO-A485-MAH54Mw 485 W 24.30% -0.260 21.5 kg +45 W, cooler, +1.8 pp
GK-5-54HG-485M 485 W 24.30% -0.260 21.0 kg +45 W, cooler, +1.8 pp
ZEUS 3.0+ 108 485WP 485 W 24.30% -0.260 24.2 kg +45 W, cooler, +1.8 pp
LNVB-415N 415 W 21.25% -0.290 20.5 kg -25 W, lighter, -1.3 pp
LNVB-420N 420 W 21.51% -0.290 20.8 kg -20 W, lighter, -1.0 pp
LNVB-425N 425 W 21.76% -0.290 20.8 kg -15 W, lighter, -0.8 pp
LNVB-430N 430 W 22.02% -0.290 20.8 kg -10 W, lighter, -0.5 pp
LNVB-435N 435 W 22.28% -0.290 20.8 kg Lighter, -0.2 pp
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +70 W, cooler, +2.5 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +55 W, cooler, +2.3 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +65 W, cooler, +2.2 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg +60 W, cooler, +2.0 pp

Found 1783 panels of the same or similar size to this one, within ±10 mm. See them here Found 1914 panels of the same or similar size to this one, within ±25 mm. See them here Found 3392 panels of the same or similar size to this one, within ±50 mm. See them here Found 3970 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
How does the TOPCon cell technology in Luxen LUXPOWER SERIES N5 differ from mainstream PERC cells?
The N-Type TOPCon cells used in the N5 series deliver higher conversion efficiency and virtually zero LID (Light-Induced Degradation), a well-known drawback of P-Type PERC cells. In practice, the 435 Wp LUXPOWER SERIES N5 module retains its rated output throughout the full 30-year power warranty period, instead of losing several percent of rated power within the first months of operation.
Do Luxen LUXPOWER SERIES N5 panels perform well in hot weather?
Yes. N-Type TOPCon technology features a very low temperature coefficient (approximately -0.29%/°C for Pmax), meaning the module loses less output per degree Celsius above 25°C than standard PERC cells (around -0.35%/°C). In real-world summer conditions, when panel temperatures can reach 60–70°C, the N5 series generates noticeably more energy than older cell technologies.
What warranties does the Luxen LUXPOWER SERIES N5 come with?
The manufacturer provides a 15-year product warranty covering defects in materials and workmanship, and a 30-year power output warranty. The power warranty guarantees the module will maintain a minimum specified output over three decades. Thanks to TOPCon's low annual degradation rate, the real-world energy yield advantage compounds significantly over the module's full operational lifetime.
Is the Luxen LUXPOWER SERIES N5 435 Wp suitable for a pitched residential roof?
Yes, the N5 series is designed for both residential rooftop prosumer installations and large utility-scale PV farms. At 435 Wp, it delivers a strong power-to-area ratio, reducing the number of modules needed to reach the target system capacity. Its high mechanical load tolerance for snow and wind loads makes it well-suited for Central European climate conditions.
What is SMBB technology and does it matter in the Luxen LUXPOWER SERIES N5?
SMBB (Super Multi-Busbar) replaces a few wide busbars with a larger number of thin wires across the cell surface. In the N5 series this results in improved current flow, lower resistive losses, and better light absorption — including diffuse and low-angle irradiance. The outcome is higher actual energy yield per square meter of mounting area, which matters most when available rooftop space is limited.
Is Luxen Solar a reliable manufacturer, and do LUXPOWER SERIES N5 panels carry European market certifications?
Luxen Solar Energy is a Chinese Tier 1 manufacturer as classified by BloombergNEF, confirming its financial stability and production capacity. The N5 series modules carry the certifications required for the European market. Selecting a Tier 1 producer backed by a 30-year power warranty significantly reduces the risk of warranty support becoming unavailable during the panels' multi-decade operational lifetime.
Add to compare