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DAS-DH132NC-695 vs DHN-66Y18/DG-715 12 of 18 identical Swap Change panels

DAH Solar DAS-DH132NC-695 vs DAH Solar DHN-66Y18/DG-715

DAH Solar
DAS-DH132NC-695
695 Wp 22.40 % TOPCon Bifacial
Open panel page Datasheet PDF
VS
DAH Solar
DHN-66Y18/DG-715
715 Wp 23.02 % TOPCon Bifacial
Open panel page Datasheet PDF
The verdict

DHN-66Y18/DG-715 leads on the differences that matter

The largest is module efficiency: 0.62 pp more efficient. 12 of 18 comparable parameters are identical, with 1 more left out because at least one datasheet does not publish it.

See all 6 differences
How alike are they
12 of 18 comparable
parameters are identical
identical differs not published
01

What actually differs

6 of 18 parameters
Parameter DAS-DH132NC-695 DHN-66Y18/DG-715 Difference
Module efficiency 22.40 % 23.02 % 0.62 pp more efficient
Power density 223.7 Wp/m² 230.2 Wp/m² 6.4 Wp/m² higher
Rated power 695 Wp 715 Wp 20 W more power
Weight per kWp 55.1 kg/kWp 51.3 kg/kWp 3.8 kg/kWp lighter
Temperature coefficient -0.280 %/°C -0.290 %/°C 0.010 %/°C better in heat
Weight 38.3 kg 36.7 kg 1.6 kg 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
DAS-DH132NC-695
23,319 kWh
DHN-66Y18/DG-715
23,990 kWh
Lifetime gap
671 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario DAS-DH132NC-695 DHN-66Y18/DG-715
Standard test conditions 25 °C 100.0% of rated power 695 W 715 W
Cool, bright day 40 °C 95.7% of rated power 666 W 684 W
Typical summer roof 55 °C 91.3% of rated power 637 W 653 W
Hot roof 70 °C 87.0% of rated power 607 W 622 W
03

Full specification

Parameter DAS-DH132NC-695 DHN-66Y18/DG-715 Difference
Power and efficiency
Rated power 695 Wp 715 Wp +20 W for DHN-66Y18/DG-715
Module efficiency 22.40 % 23.02 % +0.62 pp for DHN-66Y18/DG-715
Power density 223.7 Wp/m² 230.2 Wp/m² +6.4 Wp/m² for DHN-66Y18/DG-715
Open-circuit voltage 48.32 V 48.20 V Effectively the same
Voltage at max power 40.23 V 40.60 V Effectively the same
Short-circuit current 18.30 A 18.67 A Effectively the same
Current at max power 17.28 A 17.61 A Effectively the same
Temperature
Temperature coefficient -0.280 %/°C -0.290 %/°C +0.010 %/°C for DAS-DH132NC-695
Mechanical
Dimensions 2384x1303x33 mm 2384x1303x33 mm Same
Module area 3.106 m² 3.106 m² Same
Weight 38.3 kg 36.7 kg -1.6 kg for DHN-66Y18/DG-715
Weight per kWp 55.1 kg/kWp 51.3 kg/kWp -3.8 kg/kWp for DHN-66Y18/DG-715
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 - 132 Not published by DAH Solar
Bifacial Yes Yes Same
04

Against the whole database

14,129 panels
Efficiency
#4,834 vs #1,847
DHN-66Y18/DG-715 leads by 2,987 places
Power density
#4,939 vs #2,070
DHN-66Y18/DG-715 leads by 2,869 places
Heat behaviour
#1,347 vs #2,220
DAS-DH132NC-695 leads by 873 places
Weight
#9,615 vs #4,727
DHN-66Y18/DG-715 leads by 4,888 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#1,098 vs #446
DHN-66Y18/DG-715 leads by 652 places
05

More useful comparisons

Open the full database
Same series, other bin
DAH Solar
DAH Solar DAS-DH132NC-695 vs DAH Solar DAS-DH132NC-715
3 differences, the largest is module efficiency
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DAH Solar DAS-DH132NC-695 vs DAH Solar DAS-DH132NC-710
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DAH Solar DAS-DH132NC-695 vs DAH Solar DAS-DH132NC-705
3 differences, the largest is module efficiency
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DAH Solar
DAH Solar DAS-DH132NC-695 vs DAH Solar DAS-DH132NC-700
The same specification on paper
Same series, other bin
DAH Solar
DAH Solar DHN-66Y18/DG-715 vs DAH Solar DHN-66Y18/DG-725
3 differences, the largest is module efficiency
Same series, other bin
DAH Solar
DAH Solar DHN-66Y18/DG-715 vs DAH Solar DHN-66Y18/DG-720
The same specification on paper
06

Written summary

07

Questions about this pairing

Which panel is better: DAH Solar DAS-DH132NC-695 or DAH Solar DHN-66Y18/DG-715?
According to our database: DAH Solar DHN-66Y18/DG-715 has higher module efficiency (23.02% vs 22.40%); DAH Solar DAS-DH132NC-695 tolerates heat better (temp coeff -0.280%/°C vs -0.290%/°C). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of DAH Solar DAS-DH132NC-695 and DAH Solar DHN-66Y18/DG-715?
DAH Solar DAS-DH132NC-695 has a module efficiency of 22.40%, while DAH Solar DHN-66Y18/DG-715 is 23.02%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does DAH Solar DAS-DH132NC-695 use vs DAH Solar DHN-66Y18/DG-715?
DAH Solar DAS-DH132NC-695 uses TOPCon cells; DAH Solar DHN-66Y18/DG-715 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 DAH Solar DAS-DH132NC-695 and DAH Solar DHN-66Y18/DG-715?
DAH Solar DAS-DH132NC-695 has a 30 years power warranty; DAH Solar DHN-66Y18/DG-715 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.
Are DAH Solar DAS-DH132NC-695 and DAH Solar DHN-66Y18/DG-715 bifacial panels?
Both DAH Solar DAS-DH132NC-695 and DAH Solar DHN-66Y18/DG-715 are bifacial - they capture reflected light from the ground, which can add 5-15% more annual energy on ground-mount or elevated rooftop installations with a light surface beneath.

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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.