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LNVU-590N vs LNCU-630N 11 of 19 identical Swap Change panels

Luxen Solar Energy LNVU-590N vs Luxen Solar Energy LNCU-630N

Luxen Solar Energy
LNVU-590N
590 Wp 22.83 % N-type
Open panel page Datasheet PDF
VS
Luxen Solar Energy LNCU-630N
Luxen Solar Energy
LNCU-630N
630 Wp 22.54 % N-type
Open panel page Datasheet PDF
The verdict

8 differences, and they point both ways

The largest is rated power: 40 W more power. 11 of 19 comparable parameters are identical.

See all 8 differences
How alike are they
11 of 19 comparable
parameters are identical
identical differs
01

What actually differs

8 of 19 parameters
Parameter LNVU-590N LNCU-630N Difference
Rated power 590 Wp 630 Wp 40 W more power
Module area 2.583 m² 2.795 m² 0.212 m² apart
Weight 27.3 kg 29.8 kg 2.5 kg lighter
Module efficiency 22.83 % 22.54 % 0.29 pp more efficient
Power density 228.4 Wp/m² 225.4 Wp/m² 3.0 Wp/m² higher
Short-circuit current 14.47 A 15.28 A 0.81 A apart
Dimensions 2278x1134x33 mm 2465x1134x33 mm 2278x1134x33 mm vs 2465x1134x33 mm
Current at max power 13.60 A 14.41 A 0.81 A apart
02

What it means on a roof

Thirty years of production
Each panel's own declared degradation curve, at 1,200 kWh/kWp a year
Same temp coeff. for both panels (-0.290 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
LNVU-590N
19,796 kWh
LNCU-630N
21,138 kWh
Lifetime gap
1,342 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario LNVU-590N LNCU-630N
Standard test conditions 25 °C 100.0% of rated power 590 W 630 W
Cool, bright day 40 °C 95.7% of rated power 564 W 603 W
Typical summer roof 55 °C 91.3% of rated power 539 W 575 W
Hot roof 70 °C 87.0% of rated power 513 W 548 W
03

Full specification

Parameter LNVU-590N LNCU-630N Difference
Power and efficiency
Rated power 590 Wp 630 Wp +40 W for LNCU-630N
Module efficiency 22.83 % 22.54 % +0.29 pp for LNVU-590N
Power density 228.4 Wp/m² 225.4 Wp/m² +3.0 Wp/m² for LNVU-590N
Open-circuit voltage 51.83 V 52.36 V Effectively the same
Voltage at max power 43.38 V 43.72 V Effectively the same
Short-circuit current 14.47 A 15.28 A 0.81 A apart
Current at max power 13.60 A 14.41 A 0.81 A apart
Temperature
Temperature coefficient -0.290 %/°C -0.290 %/°C Same
Mechanical
Dimensions 2278x1134x33 mm 2465x1134x33 mm 2278x1134x33 mm vs 2465x1134x33 mm
Module area 2.583 m² 2.795 m² 0.212 m² apart
Weight 27.3 kg 29.8 kg -2.5 kg for LNVU-590N
Weight per kWp 46.3 kg/kWp 47.3 kg/kWp Effectively the same
Warranty and degradation
Product warranty 20 yrs 20 yrs Same
Performance warranty 30 yrs 30 yrs Same
Annual degradation 0.40 %/yr 0.40 %/yr Same
Technology
Cell technology N-type N-type Same
Cell type Monocrystalline Monocrystalline Same
Cell count 144 144 Same
Bifacial No No Same
04

Against the whole database

14,129 panels
Efficiency
#2,738 vs #3,979
LNVU-590N leads by 1,241 places
Power density
#2,653 vs #3,966
LNVU-590N leads by 1,313 places
Heat behaviour
#2,220 vs #2,220
Tied - the same position in the database
Weight
#1,094 vs #1,625
LNVU-590N leads by 531 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#2,157 vs #1,535
LNCU-630N leads by 622 places
05

More useful comparisons

Open the full database
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Luxen Solar Energy LNVU-590N vs Luxen Solar Energy LNVU-585N
The same specification on paper
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Luxen Solar Energy LNVU-590N vs Luxen Solar Energy LNVU-580N
3 differences, the largest is module efficiency
06

Written summary

07

Questions about this pairing

Which panel is better: Luxen Solar Energy LNVU-590N or Luxen Solar Energy LNCU-630N?
According to our database: Luxen Solar Energy LNVU-590N has higher module efficiency (22.83% vs 22.54%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Luxen Solar Energy LNVU-590N and Luxen Solar Energy LNCU-630N?
Luxen Solar Energy LNVU-590N has a module efficiency of 22.83%, while Luxen Solar Energy LNCU-630N is 22.54%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Luxen Solar Energy LNVU-590N use vs Luxen Solar Energy LNCU-630N?
Luxen Solar Energy LNVU-590N uses N-type cells; Luxen Solar Energy LNCU-630N uses N-type. Modern n-type technologies (TOPCon, HJT, BC) typically deliver higher efficiency and lower degradation compared to older PERC (p-type) cells.
What is the warranty on Luxen Solar Energy LNVU-590N and Luxen Solar Energy LNCU-630N?
Luxen Solar Energy LNVU-590N has a 30 years power warranty; Luxen Solar Energy LNCU-630N has a 30 years power warranty. The power warranty guarantees a minimum percentage of rated output at the end of the warranty period (typically 80-87%). Product (materials) warranties are usually shorter.

Shop prices: See 3 Luxen Solar Energy offers

Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate. The thirty-year projection and the temperature scenarios are calculations from those figures, and each states its assumption above.