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405/MR vs 410/MR 18 of 19 identical Swap Change panels

JA Solar JAM54S30-405/MR vs JA Solar JAM54S30-410/MR

JA Solar JAM54S30-405/MR
JAM54S30-405/MR
405 Wp 20.70 % PERC
Open panel page Datasheet PDF
VS
JA Solar JAM54S30-410/MR
JAM54S30-410/MR
410 Wp 21.00 % PERC
Open panel page Datasheet PDF
The verdict

410/MR leads on the differences that matter

The largest is module efficiency: 0.30 pp more efficient. 18 of 19 comparable parameters are identical.

See the one difference
How alike are they
18 of 19 comparable
parameters are identical
identical differs
01

What actually differs

1 of 19 parameters
Parameter 405/MR 410/MR Difference
Module efficiency 20.70 % 21.00 % 0.30 pp more efficient
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 (-0.350 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
405/MR
13,126 kWh
410/MR
13,288 kWh
Lifetime gap
162 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario 405/MR 410/MR
Standard test conditions 25 °C 100.0% of rated power 405 W 410 W
Cool, bright day 40 °C 94.8% of rated power 384 W 388 W
Typical summer roof 55 °C 89.5% of rated power 362 W 367 W
Hot roof 70 °C 84.2% of rated power 341 W 345 W
03

Full specification

Parameter 405/MR 410/MR Difference
Power and efficiency
Rated power 405 Wp 410 Wp Effectively the same
Module efficiency 20.70 % 21.00 % +0.30 pp for 410/MR
Power density 207.4 Wp/m² 210.0 Wp/m² Effectively the same
Open-circuit voltage 37.23 V 37.32 V Effectively the same
Voltage at max power 31.21 V 31.45 V Effectively the same
Short-circuit current 13.87 A 13.95 A Effectively the same
Current at max power 12.98 A 13.04 A Effectively the same
Temperature
Temperature coefficient -0.350 %/°C -0.350 %/°C Same
Mechanical
Dimensions 1722x1134x30 mm 1722x1134x30 mm Same
Module area 1.953 m² 1.953 m² Same
Weight 19.5 kg 19.5 kg Same
Weight per kWp 48.1 kg/kWp 47.6 kg/kWp Effectively the same
Warranty and degradation
Product warranty 12 yrs 12 yrs Same
Performance warranty 25 yrs 25 yrs Same
Annual degradation 0.55 %/yr 0.55 %/yr Same
Technology
Cell technology PERC PERC Same
Cell type Monocrystalline Monocrystalline Same
Cell count 108 108 Same
Bifacial No No Same
04

Against the whole database

14,005 panels
Efficiency
#10,764 vs #9,758
410/MR leads by 1,006 places
Power density
#10,626 vs #9,772
410/MR leads by 854 places
Heat behaviour
#10,419 vs #10,419
Tied - the same position in the database
Weight
#2,073 vs #1,755
410/MR leads by 318 places
Warranty
#9,798 vs #9,798
Tied - the same position in the database
Overall
#11,881 vs #11,631
410/MR leads by 250 places
05

More useful comparisons

Open the full database
Same series, other bin
JA Solar JAM54S30-405/MR vs JA Solar JAM54S30-415/MR
3 differences, the largest is module efficiency
Same series, other bin
JA Solar JAM54S30-405/MR vs JA Solar JAM54S30-400/MR
One difference: module efficiency
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JA Solar JAM54S30-405/MR vs JA Solar JAM54S30-395/MR
3 differences, the largest is module efficiency
Same series, other bin
JA Solar JAM54S30-405/MR vs JA Solar JAM54S30-390/MR
3 differences, the largest is module efficiency
Same manufacturer
JA Solar JAM54S30-405/MR vs JA Solar JAM66D46-740/LB
17 differences, the largest is module efficiency
Same manufacturer
JA Solar JAM54S30-405/MR vs JA Solar JAM66D46-735/LB
17 differences, the largest is module efficiency
06

Written summary

07

Questions about this pairing

Which panel is better: JA Solar JAM54S30-405/MR or JA Solar JAM54S30-410/MR?
According to our database: JA Solar JAM54S30-410/MR has higher module efficiency (21.00% vs 20.70%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of JA Solar JAM54S30-405/MR and JA Solar JAM54S30-410/MR?
JA Solar JAM54S30-405/MR has a module efficiency of 20.70%, while JA Solar JAM54S30-410/MR is 21.00%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does JA Solar JAM54S30-405/MR use vs JA Solar JAM54S30-410/MR?
JA Solar JAM54S30-405/MR uses PERC cells; JA Solar JAM54S30-410/MR uses PERC. 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 JA Solar JAM54S30-405/MR and JA Solar JAM54S30-410/MR?
JA Solar JAM54S30-405/MR has a 25 years power warranty; JA Solar JAM54S30-410/MR has a 25 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 390 JA Solar 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.