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

# Astronergy vs Heckert Solar

Heckert Solar has the broader catalog (155 vs 150 models). Astronergy leads on peak efficiency at 24.80%. Astronergy leans bifacial (69% of lineup).


## The two companies


| Attribute | Astronergy | Heckert Solar |
| --- | --- | --- |
| Country | China | Germany |
| Headquarters | Hangzhou | Chemnitz |
| Founded | 2006 | 1992 |
| Employees | 12000+ | 201 |
| Annual capacity | 76+ GW/year | 0.8 GW/year |
| Tier 1 | yes |  |
| Listed | Shanghai Stock Exchange: SHA: 601877 |  |
| Website | [http://www.astronergy.com/](http://www.astronergy.com/) | [https://www.heckertsolar.com/en/](https://www.heckertsolar.com/en/) |

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...

Heckert Solar is a German company based in Chemnitz, Saxony, specializing in the development, production and distribution of solar modules. Founded in 1992, the company has become a leading supplier of photovoltaic products, serving customers in over 120 countries. They manufacture high-quality, durable, and efficient...


## Catalog & Power


| Measure | Astronergy | Heckert Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 150 | 155 | +5 |
| Max Power | 735 W | 715 W | +20 W |
| Avg Power | 540 W | 420 W | +120 W |


## Efficiency


| Measure | Astronergy | Heckert Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.80% | 24.30% | +0.50 pp |
| Avg Efficiency | 22.71% | 21.43% | +1.28 pp |


## Reliability & Warranty


| Measure | Astronergy | Heckert Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.293%/°C | -0.318%/°C | +0.025 |
| Bifacial Share | 104 (69%) | 65 (42%) | +27 pp |
| Avg Warranty | 29.6 yrs | 27.1 yrs | +2.5 yr |


## Efficiency distribution

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


| Efficiency band | Astronergy | Heckert Solar |
| --- | --- | --- |
| 20-21% | 6 (4.0%) | 54 (34.8%) |
| 21-22% | 14 (9.3%) | 3 (1.9%) |
| 22-23% | 72 (48.0%) | 44 (28.4%) |
| 23%+ | 58 (38.7%) | 27 (17.4%) |
| \<20% | 0 | 27 (17.4%) |


## Power distribution

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


| Power band | Astronergy | Heckert Solar |
| --- | --- | --- |
| \<400W | 8 (5.3%) | 64 (41.3%) |
| 400-499W | 58 (38.7%) | 83 (53.5%) |
| 500-599W | 24 (16.0%) | 0 |
| 600-699W | 53 (35.3%) | 4 (2.6%) |
| 700W+ | 7 (4.7%) | 4 (2.6%) |


## Cell technology

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

Dominant cell tech: **TOPCon** (34%)


| Technology | Astronergy | Heckert Solar |
| --- | --- | --- |
| TOPCon | 133 (88.7%) | 52 (33.5%) |
| PERC | 12 (8.0%) | 46 (29.7%) |
| N-type | 5 (3.3%) | 2 (1.3%) |
| Unknown | 0 | 35 (22.6%) |
| Back Contact | 0 | 20 (12.9%) |


## 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, Heckert Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [ZEUS 2.2 715](https://comparepv.com/panel/heckert-solar-zeus-2-2-715) | 715 | 23.0 | -0.280 | Monocrystalline |
| 2 | [ZEUS 2.2-715](https://comparepv.com/panel/heckert-solar-zeus-2-2-715-1) | 715 | 23.0 | -0.280 | Monocrystalline |
| 3 | [ZEUS 2.2 710](https://comparepv.com/panel/heckert-solar-zeus-2-2-710) | 710 | 22.9 | -0.280 | Monocrystalline |
| 4 | [ZEUS 2.2-710](https://comparepv.com/panel/heckert-solar-zeus-2-2-710-1) | 710 | 22.9 | -0.280 | Monocrystalline |
| 5 | [ZEUS 2.1-640](https://comparepv.com/panel/heckert-solar-zeus-2-1-640) | 640 | 23.7 | -0.280 | Monocrystalline |
| 6 | [ZEUS 2.1 640W](https://comparepv.com/panel/heckert-solar-zeus-2-1-640w) | 640 | 23.7 | -0.280 | Monocrystalline |
| 7 | [ZEUS 2.1-635](https://comparepv.com/panel/heckert-solar-zeus-2-1-635) | 635 | 23.5 | -0.280 | Monocrystalline |
| 8 | [ZEUS 2.1 635W](https://comparepv.com/panel/heckert-solar-zeus-2-1-635w) | 635 | 23.5 | -0.280 | Monocrystalline |
| 9 | [ZEUS 3.0+ 108 490WP](https://comparepv.com/panel/heckert-solar-zeus-3-0-108-490wp) | 490 | 24.0 | -0.260 | Monocrystalline |
| 10 | [ZEUS 3.0+ 108 490WP PERFORMANCE](https://comparepv.com/panel/heckert-solar-zeus-3-0-108-490wp-performance) | 490 | 24.0 | -0.260 | Monocrystalline |


## Summary

Astronergy is a Chinese module manufacturer recognized on BloombergNEF's Tier 1 list, confirming strong financial backing and bankability for lenders and large project developers. The company operates at massive scale, with plans to expand production capacity to roughly 100 GW per year by 2025 across ten factories in China and Thailand, alongside stated ambitions to localize manufacturing in the US, Australia, Canada and Europe. Heckert Solar, founded in 2001 and headquartered in Chemnitz, Germany, operates on a far smaller footprint, with production capacity estimated at around 0.8 to 0.9 GW per year, manufactured exclusively at its Saxony facilities, and no confirmed Tier 1 classification in public sources. In terms of institutional scale and global reach, Astronergy clearly holds the stronger position.

Astronergy's current lineup centers on fifth-generation TOPCon cell technology across the ASTRO N7, N7s, N7 Pro and N8 series, spanning lightweight residential modules (up to 470 W) through commercial rooftop products and utility-scale panels rated up to 725 W, with newer anti-dust frame designs aimed at reducing soiling losses. Heckert Solar, by contrast, focuses primarily on the German and broader European market, offering the PERC-based NeMo series for single-family homes, the bifacial Zeus series using n-type TOPCon or back-contact cells reaching up to 23.5 percent efficiency, and the newer Apollon line, with all modules TUV-tested and rated for resistance to ammonia and salt mist exposure.

For buyers prioritizing scale, global availability and documented bankability, particularly on commercial and utility-scale projects, Astronergy is the more straightforward default. Heckert Solar remains a sound choice for customers in Germany and neighboring markets who value local manufacturing, short supply chains and a European brand, though it does not match Astronergy's scale or formal Tier 1 standing.

Written by claude-sonnet-5 from the figures above.


## Other comparisons

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


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

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