Heckert Solar vs Horay Solar - solar panel manufacturer comparison
Horay Solar has the broader catalog (182 vs 157 models). Heckert Solar leads on peak efficiency at 24.30%. Horay Solar leans bifacial (67% of lineup).
Both catalogues are read from the manufacturers' own datasheets. A brand is not scored against the market here, only against the other brand on this page.
The two companies
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...
- Founded
- 1992
- Headquarters
- Chemnitz, Germany
- Annual capacity
- 0.8 GW/year
- Employees
- 201
Horay Solar is an integrated photovoltaic company specializing in the R&D, production, and sales of solar modules and solar power systems. They are committed to globalization and offer standard and customized solar module solutions. The company's products are exported globally, providing efficient clean energy...
- Founded
- 2010
- Headquarters
- Wuxi, Jiangsu Province, China
- Annual capacity
- 2.5 GW/year
- Employees
- 400
- Tier 1 bankable
- Yes
Catalogue against catalogue
An average over a catalogue describes the range a manufacturer publishes, not the module you would buy. A brand with two flagship panels and eighty older ones averages worse than one that has retired its back catalogue.
What each of them builds
Heckert Solar skews to higher efficiency: 18% of lineup is 23%+
Horay Solar offers more 600W+ panels (20% of lineup)
Dominant cell tech: TOPCon (33%)
Dominant cell tech: TOPCon (56%)
The flagships
Written summary
Heckert Solar is a German manufacturer headquartered in Chemnitz, founded in 1992, with production lines in Germany and France and customers in more than 120 countries; the brand's main selling point is Made-in-Germany provenance and EU supply-chain traceability, which carries weight in public-sector and commercial projects across Germany and Central Europe, though available sources do not clearly confirm current BloombergNEF Tier 1 status. Horay Solar is a Chinese manufacturer based in Wuxi, Jiangsu Province, founded in 2010 as the successor to My Solar, running fully automated production lines with roughly 2.5 GW of annual capacity, and it has held BloombergNEF Tier 1 status continuously from Q1 2025 through Q1 2026. On formal institutional bankability, Horay Solar currently has the stronger, independently verified footprint.
Heckert Solar's lineup centers on rooftop applications: the NeMo series (monofacial glass-foil PERC modules) alongside the newer Zeus and Apollon series built on bifacial n-type TOPCon cells, reaching roughly 22.5 to 23.5 percent efficiency and up to 25 percent extra yield from bifaciality; these modules also suit ground-mount and agri-PV projects, though bifacial products remain a modest share of the overall portfolio. Horay Solar spans a wider power range, roughly 420 to 720 W, with a mixed portfolio of TOPCon, HJT and back-contact technology, making it a flexible option for residential and C&I rooftops as well as utility-scale ground-mount deployments.
For international buyers who prioritize European provenance, local support and public-funding eligibility tied to EU manufacturing, Heckert Solar remains the more defensible, if pricier, choice. For buyers who need lender-grade bankability, competitive pricing and modern cell technology at scale, Horay Solar currently has the edge thanks to its formal Tier 1 listing. The two brands are not straightforwardly interchangeable: the right pick depends on whether European origin or documented BloombergNEF bankability matters more for the specific project.
Generated by Claude Sonnet 5 · 2026-09-14
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Comparisons are computed from manufacturer datasheets held in the ComparePV database and may not reflect a brand's complete current lineup. Nothing on this page is paid placement.