---
title: "Astronergy vs DAH Solar - Brand Comparison | ComparePV"
description: "Compare Astronergy vs DAH Solar solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/astronergy-vs-dah-solar"
---

# Astronergy vs DAH Solar

DAH Solar has the broader catalog (363 vs 150 models). Astronergy leads on peak efficiency at 24.80%. DAH Solar leans bifacial (87% of lineup).


## The two companies


| Attribute | Astronergy | DAH Solar |
| --- | --- | --- |
| Country | China | China |
| Headquarters | Hangzhou | Hefei |
| Founded | 2006 | 2009 |
| Employees | 12000+ | 2000+ |
| Annual capacity | 76+ GW/year | 10 GW/year |
| Tier 1 | yes | yes |
| Listed | Shanghai Stock Exchange: SHA: 601877 |  |
| Website | [http://www.astronergy.com/](http://www.astronergy.com/) | null |

Astronergy is a global manufacturer and supplier of solar modules, and a subsidiary of Chint Group, one of the world's leading providers of smart energy solutions. The company focuses on the R&D, production, and sales of high-efficiency crystalline silicon PV cells and PV modules. Astronergy has established...

DAH Solar is an innovation-driven and technology-leading company specializing in PV product manufacturing. They focus on R&D, manufacturing, and sales of high-efficiency PV modules, integrated PV systems, and solar energy storage systems. DAH Solar is known for its patented Full-Screen PV Module and SolarUnit...


## Catalog & Power


| Measure | Astronergy | DAH Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 150 | 363 | +213 |
| Max Power | 735 W | 725 W | +10 W |
| Avg Power | 540 W | 520 W | +19 W |


## Efficiency


| Measure | Astronergy | DAH Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.80% | 23.34% | +1.46 pp |
| Avg Efficiency | 22.71% | 22.10% | +0.60 pp |


## Reliability & Warranty


| Measure | Astronergy | DAH Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.293%/°C | -0.299%/°C | +0.005 |
| Bifacial Share | 104 (69%) | 316 (87%) | +18 pp |
| Avg Warranty | 29.6 yrs | 29.4 yrs | +0.2 yr |


## Efficiency distribution

Astronergy skews to higher efficiency: 39% of lineup is 23%+


| Efficiency band | Astronergy | DAH Solar |
| --- | --- | --- |
| 20-21% | 6 (4.0%) | 22 (6.1%) |
| 21-22% | 14 (9.3%) | 86 (23.7%) |
| 22-23% | 72 (48.0%) | 217 (59.8%) |
| 23%+ | 58 (38.7%) | 28 (7.7%) |
| \<20% | 0 | 10 (2.8%) |


## Power distribution

Astronergy offers more 600W+ panels (40% of lineup)


| Power band | Astronergy | DAH Solar |
| --- | --- | --- |
| \<400W | 8 (5.3%) | 8 (2.2%) |
| 400-499W | 58 (38.7%) | 161 (44.4%) |
| 500-599W | 24 (16.0%) | 113 (31.1%) |
| 600-699W | 53 (35.3%) | 71 (19.6%) |
| 700W+ | 7 (4.7%) | 10 (2.8%) |


## Cell technology

Dominant cell tech: **TOPCon** (89%)

Dominant cell tech: **TOPCon** (88%)


| Technology | Astronergy | DAH Solar |
| --- | --- | --- |
| TOPCon | 133 (88.7%) | 319 (87.9%) |
| PERC | 12 (8.0%) | 44 (12.1%) |
| N-type | 5 (3.3%) | 0 |


## Top panels, Astronergy


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [CHSM66N(DG)/F-BH-735](https://comparepv.com/panel/astronergy-chsm66n-dg-f-bh-735) | 735 | 23.7 | -0.290 | Monocrystalline |
| 2 | [CHSM66N(DG)/F-BH-730](https://comparepv.com/panel/astronergy-chint-new-energy-technology-co-ltd-chsm66n-dg-f-bh-730) | 730 | 23.5 | -0.290 | Monocrystalline |
| 3 | [CHSM66N(DG)/F-BH-725](https://comparepv.com/panel/astronergy-chint-new-energy-technology-co-ltd-chsm66n-dg-f-bh-725) | 725 | 23.3 | -0.290 | Monocrystalline |
| 4 | [CHSM66N(DG)/F-BH-720](https://comparepv.com/panel/astronergy-chint-new-energy-technology-co-ltd-chsm66n-dg-f-bh-720) | 720 | 23.2 | -0.290 | Monocrystalline |
| 5 | [CHSM66N(DG)/F-BH-715](https://comparepv.com/panel/astronergy-chint-new-energy-technology-co-ltd-chsm66n-dg-f-bh-715) | 715 | 23.0 | -0.290 | Monocrystalline |
| 6 | [CHSM66N(DG)/F-BH-710](https://comparepv.com/panel/astronergy-chint-new-energy-technology-co-ltd-chsm66n-dg-f-bh-710) | 710 | 22.9 | -0.290 | Monocrystalline |
| 7 | [CHSM66N(DG)/F-BH-705](https://comparepv.com/panel/astronergy-chint-new-energy-technology-co-ltd-chsm66n-dg-f-bh-705) | 705 | 22.7 | -0.290 | Monocrystalline |
| 8 | [CHSM66RN(DG)/F-BQ-670](https://comparepv.com/panel/astronergy-chsm66rn-dg-f-bq-670) | 670 | 24.8 | -0.260 | Monocrystalline |
| 9 | [CHSM66RN(DG)/F-BQ](https://comparepv.com/panel/astronergy-chsm66rn-dg-f-bq) | 670 | 24.8 | -0.260 | Monocrystalline |
| 10 | [CHSM66RN(DG)/F-BQ-665](https://comparepv.com/panel/astronergy-chsm66rn-dg-f-bq-665) | 665 | 24.6 | -0.260 | Monocrystalline |


## Top panels, DAH Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [DHN-66Y18/DG-725](https://comparepv.com/panel/dah-dhn-66y18-dg-725) | 725 | 23.3 | -0.290 | Monocrystalline |
| 2 | [DHN-66Y18/DG-720](https://comparepv.com/panel/dah-dhn-66y18-dg-720) | 720 | 23.2 | -0.290 | Monocrystalline |
| 3 | [DHN-66Y18/DG-715](https://comparepv.com/panel/dah-dhn-66y18-dg-715) | 715 | 23.0 | -0.290 | Monocrystalline |
| 4 | [DAS-DH132NC-715](https://comparepv.com/panel/dah-solar-das-dh132nc-715) | 715 | 23.0 | -0.280 | Monocrystalline |
| 5 | [DHN-66Y18/DG-710](https://comparepv.com/panel/dah-dhn-66y18-dg-710) | 710 | 22.9 | -0.290 | Monocrystalline |
| 6 | [DAS-DH132NC-710](https://comparepv.com/panel/dah-solar-das-dh132nc-710) | 710 | 22.9 | -0.280 | Monocrystalline |
| 7 | [DHN-66Y18/DG-705](https://comparepv.com/panel/dah-dhn-66y18-dg-705) | 705 | 22.7 | -0.290 | Monocrystalline |
| 8 | [DAS-DH132NC-705](https://comparepv.com/panel/dah-solar-das-dh132nc-705) | 705 | 22.7 | -0.280 | Monocrystalline |
| 9 | [DHN-66Y18/DG-700](https://comparepv.com/panel/dah-dhn-66y18-dg-700) | 700 | 22.5 | -0.290 | Monocrystalline |
| 10 | [DAS-DH132NC-700](https://comparepv.com/panel/dah-solar-das-dh132nc-700) | 700 | 22.5 | -0.280 | Monocrystalline |


## Summary

Astronergy and DAH Solar are both Chinese Tier 1 bankable solar panel manufacturers, but they differ significantly in scale and market standing. Astronergy, founded in 2006 as a subsidiary of the Chint Group, employs over 12,000 people and boasts a production capacity exceeding 76 GW, placing it firmly among the global top-ten module producers - the company shipped approximately 40 GW in 2024, ranking sixth worldwide. DAH Solar, established in 2009, is a considerably smaller player with a workforce of over 2,000 and a production capacity of 10 GW, though it continues to hold its position on BloombergNEF's Tier 1 list. Both manufacturers are headquartered in China and have established distribution networks across Europe, but Astronergy has the deeper European footprint, having earned TOP Brand PV recognition in Germany and Italy in 2024 and operating a 1 GW module factory in Turkey to serve European demand more efficiently.

On the technology side, both companies have made TOPCon their dominant cell technology - it accounts for 72.8% of Astronergy's portfolio and 79.6% of DAH Solar's. Astronergy edges ahead on peak and average efficiency, with a maximum of 24.1% versus 23.34% for DAH Solar, and a portfolio average of 22.57% versus 22.10%. Its temperature coefficient of -0.295%/°C per Pmax is also marginally better than DAH Solar's -0.299%/°C. For residential rooftop and commercial C&I installations where a well-recognized brand and high peak efficiency matter most, Astronergy is a strong choice. DAH Solar's standout differentiator is its bifacial share - 87% of its 363-panel portfolio is bifacial, compared to 66% across Astronergy's 136 models. This breadth makes DAH Solar particularly well suited for utility-scale ground-mount projects, agri-PV installations, and any application where bifacial gain is a key design parameter. DAH Solar's patented Full-Screen frameless double-glass modules also offer enhanced durability in harsh environments.

For international buyers choosing between the two, Astronergy is the lower-risk option for mainstream residential and commercial deployments given its larger scale, stronger brand recognition, and slightly superior efficiency ratings. DAH Solar represents a compelling alternative for project developers focused on bifacial-heavy utility-scale pipelines or seeking a wider product catalog - provided that local distributor support and bankability conditions are confirmed for the specific market.

Written by claude-sonnet from the figures above.


## Other comparisons

- [Astronergy vs A.B. Energy](https://comparepv.com/astronergy-vs-a-b-energy)
- [AE Solar vs DAH Solar](https://comparepv.com/ae-solar-vs-dah-solar)
- [Astronergy vs AEET](https://comparepv.com/astronergy-vs-aeet)
- [AIKO vs DAH Solar](https://comparepv.com/aiko-vs-dah-solar)
- [Astronergy vs AKCOME](https://comparepv.com/astronergy-vs-akcome)
- [ARTsolar vs DAH Solar](https://comparepv.com/artsolar-vs-dah-solar)


---

Source: https://comparepv.com/astronergy-vs-dah-solar

Not in this file, on the page: the distributions above drawn as charts.