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A.B. Energy vs Heckert Solar - solar panel manufacturer comparison

A.B. Energy
Germany Founded 1996
Read the A.B. Energy review
VS
Heckert Solar
Germany Founded 1992
Read the Heckert Solar review
At a glance

Heckert Solar has the broader catalog (155 vs 0 models). Heckert Solar leans bifacial (42% 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.

Panel models
0 155
Highest power
0 Wp 715 Wp
Best efficiency
- 24.3%
Average efficiency
- 21.4%
Bifacial share
0% 42%
Average warranty
- 27 yrs
01

The two companies

Company facts, not datasheet figures
A.B. Energy

ABO Energy is a renewable energy company that develops and constructs renewable energy projects, focusing on wind, solar, and storage facilities. They offer turnkey solutions and have connected several gigawatts of nominal output to the grid. The company is active internationally and is committed to driving the energy...

Founded
1996
Headquarters
Wiesbaden, Germany
Employees
1,400
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
02

Catalogue against catalogue

Averages over every model in the database
Metric A.B. Energy Heckert Solar
Catalog & Power
Panel Models 0 155+155
Max Power 0 W 715 W+715 W
Avg Power 0 W 420 W+420 W
Efficiency
Max Efficiency - 24.30%
Avg Efficiency - 21.43%
Reliability & Warranty
Avg Temp Coefficient - -0.318%/°C
Bifacial Share 0 (0%) 65 (42%)+42 pp
Avg Warranty - 27.1 yrs

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

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

A.B. Energy cell technology
Share of their models by cell architecture
Heckert Solar cell technology
Share of their models by cell architecture

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

04

The flagships

Highest-power models from each brand
A.B. Energy all models
No panels from this manufacturer are in the database yet.
05

Written summary

Checking cache...

Heckert Solar is a German manufacturer headquartered in Chemnitz, Saxony, with additional production in Langenwetzendorf, Thuringia. Founded in the 1990s and operating as one of the last remaining "Made in Germany" module producers, the company has a stated production capacity of roughly 400 MWp per year, with publicized plans to expand substantially. Heckert Solar is not prominently listed on current BloombergNEF Tier 1 rosters, which tend to favour high-volume Asian producers, but it is widely cited in the German market as a reliable mid-tier manufacturer with a strong domestic institutional footprint. A.B. Energy SRLS, by contrast, is a small Italian company founded on a background in electrical and electronic equipment. ENF Solar lists it as a seller rather than a volume manufacturer, and its public profile - in industry press, independent reviews, or bankability assessments - is essentially absent. On institutional standing alone, Heckert Solar carries a materially stronger position.

Heckert Solar's product range spans three confirmed families: the NeMo 4.2 series using monocrystalline PERC cells (verified at up to roughly 20.8% module efficiency), the Apollon 1.0 entry into n-type TOPCon (reaching around 22.3%), and the Zeus series - bifacial glass-glass modules combining TOPCon or back-contact cell architecture with efficiencies up to 23.5% and a 30-year product warranty. This makes Heckert well suited to premium residential rooftops and commercial installations in the DACH region where "Made in Germany" provenance is a procurement criterion. A.B. Energy's ENF datasheet references an n-type TOPCon bifacial module, but independent test data, installer reviews, or confirmed delivery volumes are not available in open sources, making a meaningful product-level comparison impossible.

For a typical buyer in 2025 evaluating these two brands, Heckert Solar is the more defensible choice. It has documented production, third-party test results, a confirmed technology roadmap, and a traceable supply chain. A.B. Energy may suit buyers already working within a specific Italian distribution relationship, but the absence of public performance data and bankability signals means it cannot be recommended as a default option without additional due diligence.

Generated by Claude Sonnet · 2026-06-23

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

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.