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LNCU-620N vs LNVU-585N 11 of 19 identical Swap Change panels

Luxen Solar Energy LNCU-620N vs Luxen Solar Energy LNVU-585N

Luxen Solar Energy LNCU-620N
Luxen Solar Energy
LNCU-620N
620 Wp 22.18 % N-type
Open panel page Datasheet PDF
VS
Luxen Solar Energy
LNVU-585N
585 Wp 22.64 % N-type
Open panel page Datasheet PDF
The verdict

LNVU-585N leads on the differences that matter

The largest is rated power: 35 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 LNCU-620N LNVU-585N Difference
Rated power 620 Wp 585 Wp 35 W more power
Module efficiency 22.18 % 22.64 % 0.46 pp more efficient
Module area 2.795 m² 2.583 m² 0.212 m² apart
Weight 29.8 kg 27.3 kg 2.5 kg lighter
Power density 221.8 Wp/m² 226.5 Wp/m² 4.7 Wp/m² higher
Short-circuit current 15.16 A 14.40 A 0.76 A apart
Dimensions 2465x1134x33 mm 2278x1134x33 mm 2465x1134x33 mm vs 2278x1134x33 mm
Current at max power 14.29 A 13.53 A 0.76 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.
LNCU-620N
20,802 kWh
LNVU-585N
19,628 kWh
Lifetime gap
1,174 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario LNCU-620N LNVU-585N
Standard test conditions 25 °C 100.0% of rated power 620 W 585 W
Cool, bright day 40 °C 95.7% of rated power 593 W 560 W
Typical summer roof 55 °C 91.3% of rated power 566 W 534 W
Hot roof 70 °C 87.0% of rated power 539 W 509 W
03

Full specification

Parameter LNCU-620N LNVU-585N Difference
Power and efficiency
Rated power 620 Wp 585 Wp +35 W for LNCU-620N
Module efficiency 22.18 % 22.64 % +0.46 pp for LNVU-585N
Power density 221.8 Wp/m² 226.5 Wp/m² +4.7 Wp/m² for LNVU-585N
Open-circuit voltage 51.98 V 51.70 V Effectively the same
Voltage at max power 43.39 V 43.24 V Effectively the same
Short-circuit current 15.16 A 14.40 A 0.76 A apart
Current at max power 14.29 A 13.53 A 0.76 A apart
Temperature
Temperature coefficient -0.290 %/°C -0.290 %/°C Same
Mechanical
Dimensions 2465x1134x33 mm 2278x1134x33 mm 2465x1134x33 mm vs 2278x1134x33 mm
Module area 2.795 m² 2.583 m² 0.212 m² apart
Weight 29.8 kg 27.3 kg -2.5 kg for LNVU-585N
Weight per kWp 48.1 kg/kWp 46.7 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
#5,994 vs #3,657
LNVU-585N leads by 2,337 places
Power density
#5,933 vs #3,557
LNVU-585N leads by 2,376 places
Heat behaviour
#2,220 vs #2,220
Tied - the same position in the database
Weight
#2,045 vs #1,298
LNVU-585N leads by 747 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#1,976 vs #2,463
LNCU-620N leads by 487 places
05

More useful comparisons

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06

Written summary

07

Questions about this pairing

Which panel is better: Luxen Solar Energy LNCU-620N or Luxen Solar Energy LNVU-585N?
According to our database: Luxen Solar Energy LNVU-585N has higher module efficiency (22.64% vs 22.18%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Luxen Solar Energy LNCU-620N and Luxen Solar Energy LNVU-585N?
Luxen Solar Energy LNCU-620N has a module efficiency of 22.18%, while Luxen Solar Energy LNVU-585N is 22.64%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Luxen Solar Energy LNCU-620N use vs Luxen Solar Energy LNVU-585N?
Luxen Solar Energy LNCU-620N uses N-type cells; Luxen Solar Energy LNVU-585N 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 LNCU-620N and Luxen Solar Energy LNVU-585N?
Luxen Solar Energy LNCU-620N has a 30 years power warranty; Luxen Solar Energy LNVU-585N 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.