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Heckert Solar vs Luxen Solar Energy - solar panel manufacturer comparison

Heckert Solar
Germany Founded 1992
Read the Heckert Solar review
VS
Luxen Solar Energy
China Founded 2005 Tier 1
Read the Luxen Solar Energy review
At a glance

Heckert Solar has the broader catalog (155 vs 151 models). Luxen Solar Energy leads on peak efficiency at 24.80%.

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.

Panel models
155 151
Highest power
715 Wp 720 Wp
Best efficiency
24.3% 24.8%
Average efficiency
21.4% 22.4%
Bifacial share
42% 52%
Average warranty
27 yrs 30 yrs
01

The two companies

Company facts, not datasheet figures
Heckert Solar

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
Luxen Solar Energy

Luxen Solar is a global company dedicated to the production and sales of high-power, low-attenuation solar photovoltaic modules. The company was founded in Spain and has since established manufacturing facilities and branches in various countries. Luxen is recognized as a Tier 1 manufacturer by BloombergNEF and is...

Founded
2005
Headquarters
Suzhou, China
Annual capacity
3 GW/year
Employees
500+
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Heckert Solar Luxen Solar Energy
Catalog & Power
Panel Models 155+4 151
Max Power 715 W 720 W+5 W
Avg Power 420 W 567 W+147 W
Efficiency
Max Efficiency 24.30% 24.80%+0.50 pp
Avg Efficiency 21.43% 22.42%+0.99 pp
Reliability & Warranty
Avg Temp Coefficient -0.318%/°C -0.293%/°C+0.025
Bifacial Share 65 (42%) 78 (52%)+10 pp
Avg Warranty 27.1 yrs 29.6 yrs+2.5 yr

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.

03

What each of them builds

Cell technology across the market
Efficiency spread
Share of each catalogue in every efficiency band

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

Power spread
Share of each catalogue in every power band

Luxen Solar Energy offers more 600W+ panels (43% of lineup)

Heckert Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (34%)

Luxen Solar Energy cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>N-type</strong> (81%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Heckert Solar is a German manufacturer headquartered in Chemnitz, Saxony, operating since 1992 and manufacturing exclusively at its Chemnitz and Langenwetzendorf facilities. The company holds BloombergNEF Tier 1 status for five consecutive years (its 17th confirmation as of Q1 2026) and was ranked 18th in Wood Mackenzie's 2025 global PV module manufacturer list, the only Europe-headquartered company in that top 20. Its production scale is modest, however, at roughly 800-900 MW per year. Luxen Solar Energy is a Chinese manufacturer founded in 2005, with its own factory in Nantong, Jiangsu Province, established in 2011, and also carries BloombergNEF Tier 1 status, most recently reconfirmed for Q4 2024. Its production capacity currently sits around 3 GW annually, with stated plans to expand toward 10 GW, giving Luxen a clear scale advantage over Heckert, although Heckert holds a stronger institutional footprint as one of the last manufacturers producing modules entirely in Germany.

Heckert's product lineup targets residential and small commercial rooftop installations in the German and broader European market, including the NeMo series (monofacial glass-foil PERC modules), the Zeus series (bifacial glass-glass modules using n-type TOPCon, up to 23.5% efficiency and a 30-year product and performance warranty), and the newer Apollon series built on TOPCon cells at the Chemnitz plant. Luxen Solar Energy centers its offering on N-type TOPCon modules introduced in 2022, delivering average efficiencies around 21.4 percent with top models reaching 22.3 percent, and serves both residential rooftop buyers and larger commercial or utility-scale projects that benefit from its higher production volume. Both manufacturers are shifting from legacy PERC toward TOPCon, though Heckert still carries a substantial PERC share in its current portfolio.

For a typical international buyer, the choice comes down to priorities rather than a clear winner. Heckert Solar suits buyers who value European-made modules, short delivery times, and a long-established quality reputation, at a price premium and with more limited volume availability. Luxen Solar Energy, backed by larger production capacity and competitive pricing while retaining Tier 1 status, is better suited to commercial and utility-scale projects where volume and cost per watt matter most. Both brands are bankable and credible, so the decision is essentially a trade-off between manufacturing origin and scale versus price.

Generated by Claude Sonnet 5 · 2026-09-30

06

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Something missing from a catalogue? Both lists are built from the datasheets in the database. If a model is absent, it has not been ingested yet.

Shop prices: See 15 Heckert Solar offers · See 3 Luxen Solar Energy offers

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.