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LEDVANCE Brand review

M435N48RB-BB-F7

435 Wp TOPCon
ComparePV verdict

Middle of its segment, heavy for its output

Rank 7,811 of 14,129
Compare panels Datasheet PDF
Power (Wp)
435
Typical for its class
Efficiency (%)
21.77
Typical · median 22.00%
Density (Wp/m²)
217.7
Typical · median 220.2
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
24.5
Weak · 2.5 kg above median
Warranty (yrs)
30
Typical · median 30 yrs

The LEDVANCE M435~440N48RB-BB-F7 series are bifacial modules featuring a full-black aesthetic, designed to combine premium appearance with real energy yield gains. They utilize N-type wafers in TOPCon technology, offering superior performance in challenging operating conditions and more stable production compared to many standard P-type solutions. Another distinguishing feature is the glass-glass construction, which enhances resistance to moisture, mechanical stress, and accelerated aging - making these panels ideal for roofs subjected to intense use and variable weather conditions.

This series is for investors seeking to mitigate performance degradation risk and rely on predictable yields - applicable in both residential installations and commercial projects. A practical advantage during installation is the use of original Stäubli MC4 EVO 2 connectors and thoroughly optimized solutions for the reliable operation of the entire string.

Ranking

1,220 panels in the segment TOPCon 400-450 W
Metric This panel Median Position in segment Overall rank
Module efficiency 21.77% 22.00% Typical 7,297
Power density 217.7 220.2 Typical 7,129
Temperature coefficient -0.290 -0.290 Typical 2,220
Weight per kWp 56.3 51.5 Weak · bottom 20% 10,653
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

5 positive · 3 caution
Best for

Residential and commercial.

Not ideal for

Weight-limited structures.

Watch-outs
56.3 kg per kWp

Bottom 20% of the TOPCon 400-450 W segment, against a median of 51.5.

What owners get
N-type TOPCon cell technology

Using TOPCon cells instead of legacy PERC results in a lower LID/LeTID degradation rate and better high-temperature performance, delivering more predictable energy yield over the panel's lifetime.

Glass-glass bifacial construction

Bifacial glass-glass modules (confirmed by the 'BB' designation and manufacturer datasheets) capture additional rear-side reflected light and offer significantly better moisture and micro-crack resistance than a standard glass-backsheet build.

Long product and power warranty

25-year product warranty and 30-year linear power warranty match the best offerings currently available in the TOPCon segment, increasing long-term investment security.

Genuine Stäubli MC4 EVO 2 connectors

Using certified, genuine MC4 EVO 2 connectors rather than cheaper aftermarket alternatives reduces the risk of overheating and connection failures in the module string, a common cause of energy loss and installation fires.

Full black aesthetics

The full black version (black frame, backsheet and ribbons) meets growing residential demand for a uniform, premium rooftop appearance without an added power-class price premium.

Trade-offs
Efficiency trails TOPCon peers

Maximum efficiency of 22.02% is lower than comparable N-type series at the same 440 Wp max power: KDM Kingdom Solar (22.5%), Seraphim Nebula (22.53%) and Luxor Solar Eco Line (22.86%) - meaning slightly more roof area is needed to reach the same installed capacity.

No tier-1 (bankable) status

The manufacturer is not listed as tier-1 bankable, which may complicate bank financing or project insurance for larger commercial installations, where investors and lenders often require BNEF tier-1 status.

Notes from the database
  • At 21.8% efficiency, this panel is on par with typical TOPCon 400-450W modules
  • At 217.7 W/m² power density, roof space requirements are typical for TOPCon 400-450W panels
  • At -0.29%/°C, hot weather performance is typical for TOPCon 400-450W panels
  • At 24.5 kg, this panel is 2.5 kg heavier than the TOPCon 400-450W median (22.0 kg) - more demanding for installation crews
  • #7297 for efficiency, #2220 for temperature performance out of 14129 panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 435 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 21.77 % Typical Segment median 22.00%
Vmpp · Impp 29.55 V · 14.73 A Operating point at max power
Voc · Isc 34.66 V · 15.89 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1762×1134×30 mm · 2.00 m² of roof
Weight 24.5 kg Weak Weak · 2.5 kg above median
Cells 96 · TOPCon Monocrystalline
Coefficient Pmax -0.290 %/°C Typical median -0.290 of its segment
Coefficient Voc · Isc -0.260 · 0.045 %/°C
NOCT 45 °C At 800 W/m², 20 °C ambient
Product warranty 25 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
End-of-warranty output 87.4 % Equals 380 W guaranteed
Degradation 1.00 → 0.40 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by LEDVANCE in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 435 Wp appear here. The rest cover the whole series.

Current-voltage curve of the module by different insolation Current-voltage curve of the module by different insolation Whole series Current-voltage curve of the PV module by temperature Current-voltage curve of the PV module by temperature 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
-0.290 %/°C against a segment median of -0.290
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
LEDVANCE M435N48RB-BB-F7 435 W 21.77% -0.290 24.5 kg You are here
JAT54S40-485/LR 485 W 24.30% -0.260 19.3 kg +50 W, lighter, +2.5 pp
AIKO-A485-MCE54Mw 485 W 24.30% -0.260 21.0 kg +50 W, lighter, +2.5 pp
AIKO-A485-MAH54Mw 485 W 24.30% -0.260 21.5 kg +50 W, lighter, +2.5 pp
GK-5-54HG-485M 485 W 24.30% -0.260 21.0 kg +50 W, lighter, +2.5 pp
ZEUS 3.0+ 108 485WP 485 W 24.30% -0.260 24.2 kg +50 W, cooler, +2.5 pp
M440N54LB-SF-F7 440 W 22.02% -0.300 24.5 kg Hotter, +0.2 pp
M445N54LB-SF-F7 445 W 22.27% -0.300 24.5 kg +10 W, hotter, +0.5 pp
M450N54LB-SF-F7 450 W 22.52% -0.300 24.5 kg +15 W, hotter, +0.8 pp
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +75 W, cooler, +3.2 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +60 W, lighter, +3.0 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +70 W, cooler, +2.9 pp
WST-505BKX54-A2 505 W 24.70% -0.260 25.0 kg +70 W, cooler, +2.9 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg +55 W, lighter, +2.7 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg +65 W, cooler, +2.7 pp
CIPRO-TN9C54M-500W 500 W 24.50% -0.260 21.4 kg +65 W, lighter, +2.7 pp

Found 1402 panels of the same or similar size to this one, within ±10 mm. See them here Found 1432 panels of the same or similar size to this one, within ±25 mm. See them here Found 3651 panels of the same or similar size to this one, within ±50 mm. See them here Found 3999 panels of the same or similar size to this one, within ±100 mm. See them here

About the M435~440N48RB-BB-F7 series

6 answered

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

How does TOPCon cell technology in the LEDVANCE M435~440N48RB-BB-F7 series compare to older PERC cells?
TOPCon N-type cells feature an additional tunnel oxide passivation layer that reduces charge-carrier recombination losses. In practice this means higher conversion efficiency, a lower temperature coefficient, and slower long-term degradation compared to standard P-type PERC modules. The M435~440N48RB-BB-F7 series reaches up to 440 Wp thanks to this technology and holds its output better at elevated rooftop temperatures.
What warranty does the LEDVANCE M435~440N48RB-BB-F7 series come with and what does it cover?
LEDVANCE provides a 25-year product warranty covering material and workmanship defects, plus a 30-year linear power output warranty guaranteeing the module stays above a defined power threshold throughout that period. A 30-year performance warranty is among the longer commitments available in the market and helps investors model a more predictable return on investment.
What practical advantage does the glass-glass build of the LEDVANCE M435~440N48RB-BB-F7 panels offer over a conventional backsheet module?
Replacing the PVF/PET backsheet with a rear glass pane significantly reduces moisture ingress, improves resistance to mechanical stress and fire, and slows UV-related aging. For rooftop installations exposed to heavy rainfall, strong winds, or wide temperature swings, this translates into a measurably longer service life and lower risk of delamination or corrosion over the module's lifetime.
How much additional energy yield can I expect from the bifacial design of the LEDVANCE M435~440N48RB-BB-F7 panels on a pitched roof?
Bifacial modules harvest reflected irradiance on the rear surface. On a pitched roof with a light-colored tile or white membrane, the real-world bifacial gain typically ranges from 5 to 15 percent above the front-side rated power. The actual uplift depends on the surface albedo and tilt angle, with ground-mounted systems or roofs with high-reflectance finishes yielding the greatest benefit.
Are the Stäubli MC4 EVO 2 connectors on the LEDVANCE M435~440N48RB-BB-F7 compatible with standard PV wiring and other MC4 connectors?
Stäubli MC4 EVO 2 connectors follow the widely adopted MC4 standard and are mechanically compatible with most MC4-type cables and connectors from other manufacturers. However, mixing connector brands may require certified adapters to maintain the IP68 waterproof rating and comply with IEC 62852 requirements. Using mismatched connectors without adapters can void the warranty and create arc-fault risks.
Is LEDVANCE a reliable solar panel manufacturer and is the M435~440N48RB-BB-F7 series a safe long-term investment?
LEDVANCE is a German-headquartered brand best known for lighting that has expanded into photovoltaic systems. It is not currently ranked as a Bloomberg NEF Tier 1 PV module manufacturer, meaning its production scale is smaller than the industry's leading players. Before purchasing, it is advisable to confirm the availability of local warranty service in your country and obtain the full warranty terms in writing to assess long-term support risk.
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