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

# ASM vs Heckert Solar

Heckert Solar has the broader catalog (155 vs 1 models). Heckert Solar leads on peak efficiency at 24.30%. Heckert Solar leans bifacial (42% of lineup).


## The two companies


| Attribute | ASM | Heckert Solar |
| --- | --- | --- |
| Country | Australia | Germany |
| Headquarters | Hallam, Victoria | Chemnitz |
| Founded | 2009 | 1992 |
| Employees | 1-10 | 201 |
| Annual capacity |  | 0.8 GW/year |
| Tier 1 | no |  |
| Listed |  |  |
| Website | [https://www.australiansolarmanufacturing.com.au](https://www.australiansolarmanufacturing.com.au) | [https://www.heckertsolar.com/en/](https://www.heckertsolar.com/en/) |

Australian Solar Manufacturing (ASM) is a small Australian solar panel assembler that produces crystalline monocrystalline modules domestically using components sourced from Germany, Japan, the USA, and China. The company focuses on providing locally assembled PV modules tailored to Australian conditions, supporting...

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 | ASM | Heckert Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 1 | 155 | +154 |
| Max Power | 170 W | 715 W | +545 W |
| Avg Power | 170 W | 420 W | +250 W |


## Efficiency


| Measure | ASM | Heckert Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 16.00% | 24.30% | +8.30 pp |
| Avg Efficiency | 16.00% | 21.43% | +5.43 pp |


## Reliability & Warranty


| Measure | ASM | Heckert Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.438%/°C | -0.318%/°C | +0.120 |
| Bifacial Share | 0 (0%) | 65 (42%) | +42 pp |
| Avg Warranty | - | 27.1 yrs |  |


## Efficiency distribution

Heckert Solar skews to higher efficiency: 17% of lineup is 23%+


| Efficiency band | ASM | Heckert Solar |
| --- | --- | --- |
| \<20% | 1 (100.0%) | 27 (17.4%) |
| 20-21% | 0 | 54 (34.8%) |
| 21-22% | 0 | 3 (1.9%) |
| 22-23% | 0 | 44 (28.4%) |
| 23%+ | 0 | 27 (17.4%) |


## Power distribution

Heckert Solar offers more 600W+ panels (5% of lineup)


| Power band | ASM | Heckert Solar |
| --- | --- | --- |
| \<400W | 1 (100.0%) | 64 (41.3%) |
| 400-499W | 0 | 83 (53.5%) |
| 600-699W | 0 | 4 (2.6%) |
| 700W+ | 0 | 4 (2.6%) |


## Cell technology

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


| Technology | ASM | Heckert Solar |
| --- | --- | --- |
| Unknown | 1 (100.0%) | 35 (22.6%) |
| TOPCon | 0 | 52 (33.5%) |
| PERC | 0 | 46 (29.7%) |
| Back Contact | 0 | 20 (12.9%) |
| N-type | 0 | 2 (1.3%) |


## Top panels, ASM


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [ASM170M](https://comparepv.com/panel/australian-solar-manufacturing-asm170m) | 170 | 16.0 | -0.438 | 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

ASM does not appear in any major independent databases, review platforms, or industry publications as a recognized solar module manufacturer. Searches across pv-magazine, ComparePV, ENF Solar, BloombergNEF tier-1 lists, and general industry sources returned no company matching "ASM" as a panel producer - only ASM International, a Dutch semiconductor equipment firm, and ASM Solar, an Australian installation contractor. Because no credible product or corporate data is available, it is not possible to make a fair factual comparison against Heckert Solar without fabricating specifics. What follows focuses on what the evidence supports.

Heckert Solar GmbH is a German manufacturer headquartered in Chemnitz, Saxony, with a second production site in Langenwetzendorf, Thuringia, making it the last solar module producer to maintain continuous full manufacturing on German soil after Meyer Burger and Solarwatt wound down domestic production in 2024. Founded in the early 2000s in the context of Germany's Saxony solar cluster, the company operates a nominal production capacity in the range of several hundred MWp per year at its current facilities, with published expansion plans targeting considerably higher output. Heckert Solar is not listed among BloombergNEF's Tier 1 bankable manufacturers, which are dominated by large-volume Chinese producers; its institutional footprint is regional rather than global, making it a niche but credible European alternative.

The company sells three product families. The NeMo series covers conventional monocrystalline PERC modules produced in Germany, targeted at residential and light commercial rooftop installations and backed by a 15-year product warranty and 25-year performance warranty. The Apollon series introduces n-type TOPCon cell technology with peak outputs confirmed at around 440 Wp, aimed at buyers who want higher-efficiency options while remaining within a European supply chain. The Zeus series is a glass-glass, bifacial line also using TOPCon, reaching up to 480 Wp and offering optional 30-year product and performance warranties on select models - an unusually long guarantee for the segment. Stiftung Warentest, Germany's independent consumer testing body, rated a Zeus SmartSystem bundle "Good" with a "Best Value" designation in its 2025 issue, which provides a rare third-party quality data point.

For a buyer seeking a European-manufactured panel with verified production transparency, solid mid-range efficiency, and competitive pricing relative to the German market average, Heckert Solar is a defensible choice in 2025 - particularly for residential customers in German-speaking markets who value provenance and long warranties. A direct comparison with ASM is not possible based on available public evidence; any buyer evaluating ASM panels should seek independently sourced datasheets and installer references before proceeding.

\---LINKS---

\- https://comparepv.com/reviews/heckert-solar \| Heckert Solar Panels Review 2026 - Pros, Cons and Specs \| review

\- https://www.pv-magazine.com/2021/09/30/heckert-solar-inaugurates-400-mw-solar-panel-factory-in-germany/ \| Heckert Solar inaugurates 400 MW solar panel factory in Germany \| article

\- https://www.pveurope.eu/markets-money/germany-heckert-solar-expands-module-production-capacity \| Germany - Heckert Solar expands module production capacity \| article

\- https://gruenes.haus/heckert-solar-test-erfahrungen/ \| Heckert Solar tested and reviewed - Zeus module pricing and performance \| review

Sources:

\- \[Heckert Solar Panels Review 2026 - ComparePV\](https://comparepv.com/reviews/heckert-solar)

\- \[Heckert Solar inaugurates 400 MW factory - pv-magazine\](https://www.pv-magazine.com/2021/09/30/heckert-solar-inaugurates-400-mw-solar-panel-factory-in-germany/)

\- \[Heckert Solar expands production capacity - pv Europe\](https://www.pveurope.eu/markets-money/germany-heckert-solar-expands-module-production-capacity)

\- \[Heckert Solar test and review - Gruenes Haus\](https://gruenes.haus/heckert-solar-test-erfahrungen/)

Written by claude-sonnet from the figures above.


## Other comparisons

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


---

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

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