Skip to main content
7M144N-HC-570 vs 7M144-HC-550 10 of 18 identical Swap Change panels

Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144-HC-550

Amerisolar
AS-7M144N-HC-570
570 Wp 22.06 % TOPCon
Open panel page Datasheet PDF
VS
Amerisolar
AS-7M144-HC-550
550 Wp 21.28 % PERC Incomplete
Open panel page Datasheet PDF
The verdict

7M144N-HC-570 leads on the differences that matter

The largest is temperature coefficient: 0.060 %/°C better in heat. 10 of 18 comparable parameters are identical, with 1 more left out because at least one datasheet does not publish it.

See all 8 differences
How alike are they
10 of 18 comparable
parameters are identical
identical differs not published
01

What actually differs

8 of 18 parameters
Parameter 7M144N-HC-570 7M144-HC-550 Difference
Temperature coefficient -0.300 %/°C -0.360 %/°C 0.060 %/°C better in heat
Module efficiency 22.06 % 21.28 % 0.78 pp more efficient
Power density 220.6 Wp/m² 212.8 Wp/m² 7.7 Wp/m² higher
Rated power 570 Wp 550 Wp 20 W more power
Weight per kWp 48.2 kg/kWp 52.7 kg/kWp 4.5 kg/kWp lighter
Cell technology TOPCon PERC TOPCon vs PERC
Weight 27.5 kg 29.0 kg 1.5 kg lighter
Dimensions 2279x1134x30 mm 2279x1134x35 mm 2279x1134x30 mm vs 2279x1134x35 mm
02

What it means on a roof

Thirty years of production
Declared first-year losses, with 0.40% a year afterwards assumed for both panels, at 1,200 kWh/kWp a year
7M144N-HC-570
19,125 kWh
7M144-HC-550
18,157 kWh
Lifetime gap
968 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario 7M144N-HC-570 7M144-HC-550
Standard test conditions 25 °C 100.0% of rated power 570 W 550 W
Cool, bright day 40 °C 94.6% of rated power 544 W 520 W
Typical summer roof 55 °C 89.2% of rated power 519 W 491 W
Hot roof 70 °C 83.8% of rated power 493 W 461 W
03

Full specification

Parameter 7M144N-HC-570 7M144-HC-550 Difference
Power and efficiency
Rated power 570 Wp 550 Wp +20 W for 7M144N-HC-570
Module efficiency 22.06 % 21.28 % +0.78 pp for 7M144N-HC-570
Power density 220.6 Wp/m² 212.8 Wp/m² +7.7 Wp/m² for 7M144N-HC-570
Open-circuit voltage 50.80 V 50.00 V Effectively the same
Voltage at max power 42.60 V 41.80 V Effectively the same
Short-circuit current 14.14 A 13.94 A Effectively the same
Current at max power 13.39 A 13.16 A Effectively the same
Temperature
Temperature coefficient -0.300 %/°C -0.360 %/°C +0.060 %/°C for 7M144N-HC-570
Mechanical
Dimensions 2279x1134x30 mm 2279x1134x35 mm 2279x1134x30 mm vs 2279x1134x35 mm
Module area 2.584 m² 2.584 m² Same
Weight 27.5 kg 29.0 kg -1.5 kg for 7M144N-HC-570
Weight per kWp 48.2 kg/kWp 52.7 kg/kWp -4.5 kg/kWp for 7M144N-HC-570
Warranty and degradation
Product warranty 20 yrs 20 yrs Same
Performance warranty 30 yrs 30 yrs Same
Annual degradation 0.40 %/yr - Not published by Amerisolar
Technology
Cell technology TOPCon PERC TOPCon vs PERC
Cell type Monocrystalline Monocrystalline Same
Cell count 144 144 Same
Bifacial No No Same
04

Against the whole database

14,129 panels
Efficiency
#6,268 vs #8,863
7M144N-HC-570 leads by 2,595 places
Power density
#6,221 vs #8,709
7M144N-HC-570 leads by 2,488 places
Heat behaviour
#6,152 vs #12,425
7M144N-HC-570 leads by 6,273 places
Weight
#2,135 vs #6,427
7M144N-HC-570 leads by 4,292 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#3,651 vs #5,288
7M144N-HC-570 leads by 1,637 places
05

More useful comparisons

Open the full database
Same series, other bin
Amerisolar
Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144N-HC-590
3 differences, the largest is module efficiency
Same series, other bin
Amerisolar
Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144N-HC-585
3 differences, the largest is module efficiency
Same series, other bin
Amerisolar
Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144N-HC-580
3 differences, the largest is module efficiency
Same series, other bin
Amerisolar
Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144N-HC-575
The same specification on paper
Same series, other bin
Amerisolar
Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144N-HC-565
One difference: module efficiency
Same series, other bin
Amerisolar
Amerisolar AS-7M144N-HC-570 vs Amerisolar AS-7M144N-HC-560
3 differences, the largest is module efficiency
06

Written summary

07

Questions about this pairing

Which panel is better: Amerisolar AS-7M144N-HC-570 or Amerisolar AS-7M144-HC-550?
According to our database: Amerisolar AS-7M144N-HC-570 has higher module efficiency (22.06% vs 21.28%); Amerisolar AS-7M144N-HC-570 tolerates heat better (temp coeff -0.300%/°C vs -0.360%/°C). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Amerisolar AS-7M144N-HC-570 and Amerisolar AS-7M144-HC-550?
Amerisolar AS-7M144N-HC-570 has a module efficiency of 22.06%, while Amerisolar AS-7M144-HC-550 is 21.28%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Amerisolar AS-7M144N-HC-570 use vs Amerisolar AS-7M144-HC-550?
Amerisolar AS-7M144N-HC-570 uses TOPCon cells; Amerisolar AS-7M144-HC-550 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 Amerisolar AS-7M144N-HC-570 and Amerisolar AS-7M144-HC-550?
Amerisolar AS-7M144N-HC-570 has a 30 years power warranty; Amerisolar AS-7M144-HC-550 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 Amerisolar 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.