--- title: "DAS Solar DAS-DH108NA-435 vs DAS Solar DAS-DH108ND-440 - Solar Panel Comparison | ComparePV" description: "Compare DAS Solar DAS-DH108NA-435 vs DAS Solar DAS-DH108ND-440 side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/das-solar-das-dh108na-435/das-solar-das-dh108nd-440" updated: 2026-09-11 --- # DAS Solar DAS-DH108NA-435 vs DAS Solar DAS-DH108ND-440 DH108NA-435 leads on the differences that matter The largest is module efficiency: 0.70 pp more efficient. 10 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [DAS Solar DAS-DH108NA-435](https://comparepv.com/panel/das-solar-das-dh108na-435) | [DAS Solar DAS-DH108ND-440](https://comparepv.com/panel/das-solar-das-dh108nd-440) | | Manufacturer | DAS Solar | DAS Solar | | Power | 435 Wp | 440 Wp | | Efficiency | 22.30 % | 21.60 % | | Technology | TOPCon | TOPCon | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | DH108NA-435 | DH108ND-440 | Difference | | --- | --- | --- | --- | | Module efficiency | 22.30 % | 21.60 % | +0.70 pp for DH108NA-435 | | Temperature coefficient | -0.300 %/°C | -0.280 %/°C | +0.020 %/°C for DH108ND-440 | | Power density | 222.8 Wp/m² | 215.6 Wp/m² | +7.2 Wp/m² for DH108NA-435 | | Module area | 1.953 m² | 2.041 m² | 0.088 m² apart | | Weight | 20.5 kg | 21.7 kg | -1.2 kg for DH108NA-435 | | Weight per kWp | 47.1 kg/kWp | 49.3 kg/kWp | -2.2 kg/kWp for DH108NA-435 | | Short-circuit current | 13.89 A | 14.58 A | 0.69 A apart | | Dimensions | 1722x1134x30 mm | 1800x1134x30 mm | 1722x1134x30 mm vs 1800x1134x30 mm | | Current at max power | 13.18 A | 13.71 A | 0.53 A apart | ## Every compared parameter | Parameter | DH108NA-435 | DH108ND-440 | | --- | --- | --- | | Rated power | 435 Wp | 440 Wp | | Module efficiency | 22.30 % | 21.60 % | | Power density | 222.8 Wp/m² | 215.6 Wp/m² | | Open-circuit voltage | 38.72 V | 38.82 V | | Voltage at max power | 33.01 V | 32.10 V | | Short-circuit current | 13.89 A | 14.58 A | | Current at max power | 13.18 A | 13.71 A | | Temperature coefficient | -0.300 %/°C | -0.280 %/°C | | Dimensions | 1722x1134x30 mm | 1800x1134x30 mm | | Module area | 1.953 m² | 2.041 m² | | Weight | 20.5 kg | 21.7 kg | | Weight per kWp | 47.1 kg/kWp | 49.3 kg/kWp | | Product warranty | 25 yrs | 25 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.40 %/yr | 0.40 %/yr | | Cell technology | TOPCon | TOPCon | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 108 | 108 | | Bifacial | Yes | Yes | ## Thirty-year yield Each panel's own declared degradation curve, at 1,200 kWh/kWp a year - **Cumulative output, DH108NA-435:** 14,595 kWh - **Cumulative output, DH108ND-440:** 14,763 kWh - **Gap:** 168 kWh ## Output when hot | Condition | Cell temperature | DH108NA-435 | DH108ND-440 | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 435 W | 440 W | 100.0% of rated power | | Cool, bright day | 40 °C | 415 W | 422 W | 95.5% of rated power | | Typical summer roof | 55 °C | 396 W | 403 W | 91.0% of rated power | | Hot roof | 70 °C | 376 W | 385 W | 86.5% of rated power | ## Against the whole database | Measure | DH108NA-435 | DH108ND-440 | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #5,100 | #7,652 | 14,005 | DH108NA-435 leads by 2,552 places | | Power density | #5,150 | #7,721 | 14,005 | DH108NA-435 leads by 2,571 places | | Heat behaviour | #6,093 | #1,309 | 14,005 | DH108ND-440 leads by 4,784 places | | Weight | #1,504 | #2,864 | 14,005 | DH108NA-435 leads by 1,360 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #6,870 | #7,621 | 14,005 | DH108NA-435 leads by 751 places | ## Questions ### Which panel is better: DAS Solar DAS-DH108NA-435 or DAS Solar DAS-DH108ND-440? According to our database: **DAS Solar DAS-DH108NA-435** has higher module efficiency (**22.30%** vs **21.60%**); **DAS Solar DAS-DH108ND-440** tolerates heat better (temp coeff **-0.280%/°C** vs **-0.300%/°C**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of DAS Solar DAS-DH108NA-435 and DAS Solar DAS-DH108ND-440? **DAS Solar DAS-DH108NA-435** has a module efficiency of **22.30%**, while **DAS Solar DAS-DH108ND-440** is **21.60%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does DAS Solar DAS-DH108NA-435 use vs DAS Solar DAS-DH108ND-440? **DAS Solar DAS-DH108NA-435** uses **TOPCon** cells; **DAS Solar DAS-DH108ND-440** 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 DAS Solar DAS-DH108NA-435 and DAS Solar DAS-DH108ND-440? **DAS Solar DAS-DH108NA-435** has a **30 years** power warranty; **DAS Solar DAS-DH108ND-440** 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 DAS Solar DAS-DH108NA-435 and DAS Solar DAS-DH108ND-440 bifacial panels? Both **DAS Solar DAS-DH108NA-435** and **DAS Solar DAS-DH108ND-440** 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. ## Related comparisons - [DAS Solar DAS-DH108NA-435 vs DAS Solar DAS-DH108ND-460](https://comparepv.com/compare/das-solar-das-dh108na-435/das-solar-das-dh108nd-460) - 8 differences, the largest is rated power - [DAS Solar DAS-DH108NA-435 vs DAS Solar DAS-DH108ND-455](https://comparepv.com/compare/das-solar-das-dh108na-435/das-solar-das-dh108nd-455) - 7 differences, the largest is temperature coefficient - [DAS Solar DAS-DH108NA-435 vs DAS Solar DAS-DH108ND-450](https://comparepv.com/compare/das-solar-das-dh108na-435/das-solar-das-dh108nd-450) - 8 differences, the largest is temperature coefficient - [DAS Solar DAS-DH108NA-435 vs DAS Solar DAS-DH108ND-445](https://comparepv.com/compare/das-solar-das-dh108na-435/das-solar-das-dh108nd-445) - 9 differences, the largest is module efficiency - [DAS Solar DAS-DH108NA-435 vs DAS Solar DAS-DH108NA-445W](https://comparepv.com/compare/das-solar-das-dh108na-435/das-solar-das-dh108na-445w) - 4 differences, the largest is module efficiency - [DAS Solar DAS-DH108NA-435 vs DAS Solar DAS-DH108NA-440W](https://comparepv.com/compare/das-solar-das-dh108na-435/das-solar-das-dh108na-440w) - 2 differences, the largest is product warranty --- Source: https://comparepv.com/compare/das-solar-das-dh108na-435/das-solar-das-dh108nd-440 Not in this file, on the page: the thirty-year yield curve year by year at a cell temperature you pick and a written summary generated on request.