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JKM450-475N-48HL4M-DV vs JKM450-475N-48HL4M-DV (455W class) 15 of 19 identical Swap Change panels

Jinko Solar JKM450-475N-48HL4M-DV vs Jinko Solar JKM450-475N-48HL4M-DV (455W class)

JKM450-475N-48HL4M-DV
475 Wp 23.77 % TOPCon
Open panel page Datasheet PDF
VS
JKM450-475N-48HL4M-DV (455W class)
455 Wp 22.77 % TOPCon
Open panel page Datasheet PDF
The verdict

JKM450-475N-48HL4M-DV leads on the differences that matter

The largest is module efficiency: 1.00 pp more efficient. 15 of 19 comparable parameters are identical.

See all 4 differences
How alike are they
15 of 19 comparable
parameters are identical
identical differs
01

What actually differs

4 of 19 parameters
Parameter JKM450-475N-48HL4M-DV JKM450-475N-48HL4M-DV (455W class) Difference
Module efficiency 23.77 % 22.77 % 1.00 pp more efficient
Power density 237.7 Wp/m² 227.7 Wp/m² 10.0 Wp/m² higher
Rated power 475 Wp 455 Wp 20 W more power
Weight per kWp 50.5 kg/kWp 52.7 kg/kWp 2.2 kg/kWp lighter
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.
JKM450-475N-48HL4M-DV
15,937 kWh
JKM450-475N-48HL4M-DV (455W class)
15,266 kWh
Lifetime gap
671 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario JKM450-475N-48HL4M-DV JKM450-475N-48HL4M-DV (455W class)
Standard test conditions 25 °C 100.0% of rated power 475 W 455 W
Cool, bright day 40 °C 95.7% of rated power 454 W 435 W
Typical summer roof 55 °C 91.3% of rated power 434 W 415 W
Hot roof 70 °C 87.0% of rated power 413 W 396 W
03

Full specification

Parameter JKM450-475N-48HL4M-DV JKM450-475N-48HL4M-DV (455W class) Difference
Power and efficiency
Rated power 475 Wp 455 Wp +20 W for JKM450-475N-48HL4M-DV
Module efficiency 23.77 % 22.77 % +1.00 pp for JKM450-475N-48HL4M-DV
Power density 237.7 Wp/m² 227.7 Wp/m² +10.0 Wp/m² for JKM450-475N-48HL4M-DV
Open-circuit voltage 36.89 V 36.21 V Effectively the same
Voltage at max power 31.40 V 30.48 V Effectively the same
Short-circuit current 16.06 A 15.86 A Effectively the same
Current at max power 15.13 A 14.93 A Effectively the same
Temperature
Temperature coefficient -0.290 %/°C -0.290 %/°C Same
Mechanical
Dimensions 1762x1134x30 mm 1762x1134x30 mm Same
Module area 1.998 m² 1.998 m² Same
Weight 24.0 kg 24.0 kg Same
Weight per kWp 50.5 kg/kWp 52.7 kg/kWp -2.2 kg/kWp for JKM450-475N-48HL4M-DV
Warranty and degradation
Product warranty 15 yrs 15 yrs Same
Performance warranty 30 yrs 30 yrs Same
Annual degradation 0.40 %/yr 0.40 %/yr Same
Technology
Cell technology TOPCon TOPCon Same
Cell type Monocrystalline Monocrystalline Same
Cell count 96 96 Same
Bifacial No No Same
04

Against the whole database

14,005 panels
Efficiency
#499 vs #3,073
JKM450-475N-48HL4M-DV leads by 2,574 places
Power density
#467 vs #2,888
JKM450-475N-48HL4M-DV leads by 2,421 places
Heat behaviour
#2,165 vs #2,165
Tied - the same position in the database
Weight
#3,892 vs #6,401
JKM450-475N-48HL4M-DV leads by 2,509 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#5,895 vs #7,936
JKM450-475N-48HL4M-DV leads by 2,041 places
05

More useful comparisons

Open the full database
Same series, other bin
Jinko Solar JKM450-475N-48HL4M-DV (455W class) vs Jinko Solar JKM450-475N-48HL4M-DV (475W class)
4 differences, the largest is module efficiency
Same series, other bin
Jinko Solar JKM450-475N-48HL4M-DV (455W class) vs Jinko Solar JKM450-475N-48HL4M-DV (470W class)
3 differences, the largest is module efficiency
Same series, other bin
Jinko Solar JKM450-475N-48HL4M-DV (455W class) vs Jinko Solar JKM450-475N-48HL4M-DV (465W class)
3 differences, the largest is module efficiency
Same series, other bin
Jinko Solar JKM450-475N-48HL4M-DV (455W class) vs Jinko Solar JKM450-475N-48HL4M-DV (460W class)
One difference: module efficiency
Same series, other bin
Jinko Solar JKM450-475N-48HL4M-DV (455W class) vs Jinko Solar JKM450-475N-48HL4M-DV (450W class)
One difference: module efficiency
Same manufacturer
Jinko Solar JKM450-475N-48HL4M-DV vs Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735W bin)
11 differences, the largest is rated power
06

Written summary

07

Questions about this pairing

Which panel is better: Jinko Solar JKM450-475N-48HL4M-DV or Jinko Solar JKM450-475N-48HL4M-DV (455W class)?
According to our database: Jinko Solar JKM450-475N-48HL4M-DV has higher module efficiency (23.77% vs 22.77%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Jinko Solar JKM450-475N-48HL4M-DV and Jinko Solar JKM450-475N-48HL4M-DV (455W class)?
Jinko Solar JKM450-475N-48HL4M-DV has a module efficiency of 23.77%, while Jinko Solar JKM450-475N-48HL4M-DV (455 W class) is 22.77%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Jinko Solar JKM450-475N-48HL4M-DV use vs Jinko Solar JKM450-475N-48HL4M-DV (455W class)?
Jinko Solar JKM450-475N-48HL4M-DV uses TOPCon cells; Jinko Solar JKM450-475N-48HL4M-DV (455 W class) uses TOPCon. 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 Jinko Solar JKM450-475N-48HL4M-DV and Jinko Solar JKM450-475N-48HL4M-DV (455W class)?
Jinko Solar JKM450-475N-48HL4M-DV has a 30 years power warranty; Jinko Solar JKM450-475N-48HL4M-DV (455 W class) 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 176 Jinko 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.