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Fellow Energy vs A.B. Energy - solar panel manufacturer comparison

Fellow Energy
Türkiye Founded 2020 Tier 1
Read the Fellow Energy review
VS
A.B. Energy
Germany Founded 1996
Read the A.B. Energy review
At a glance

Fellow Energy has the broader catalog (13 vs 0 models). Fellow Energy leans bifacial (54% 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
13 0
Highest power
590 Wp 0 Wp
Best efficiency
22.9% -
Average efficiency
21.6% -
Bifacial share
54% 0%
Average warranty
27 yrs -
01

The two companies

Company facts, not datasheet figures
Fellow Energy

Fellow Energy is a solar energy technology manufacturer founded in 2020 in Gaziantep, Türkiye. The company specializes in the research, development, manufacturing, and sales of photovoltaic modules and solar cells, all of which are fully designed and produced domestically. Fellow Energy is recognized as a Tier 1 solar...

Founded
2020
Headquarters
Gaziantep, Türkiye
Employees
350+
Tier 1 bankable
Yes
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
02

Catalogue against catalogue

Averages over every model in the database
Metric Fellow Energy A.B. Energy
Catalog & Power
Panel Models 13+13 0
Max Power 590 W+590 W 0 W
Avg Power 491 W+491 W 0 W
Efficiency
Max Efficiency 22.90% -
Avg Efficiency 21.60% -
Reliability & Warranty
Avg Temp Coefficient -0.320%/°C -
Bifacial Share 7 (54%)+54 pp 0 (0%)
Avg Warranty 27.3 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
Power spread
Share of each catalogue in every power band
Fellow Energy cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (54%)

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

Fellow Energy, founded in 2020 and headquartered in Türkiye, is among the newer entrants to utility-grade solar manufacturing, yet it has built a credible institutional footprint in a short time: it holds Tier 1 bankable status under BloombergNEF's module-tiering methodology and operates roughly 2.1 GW of cell-to-module production capacity across three factories, making it one of the first Turkish producers to run a fully integrated line from wafer slicing through cell processing. With a reported workforce of more than 350, it is a focused, growth-stage manufacturer. A.B. Energy, by contrast, was founded in 1996 in Germany and employs approximately 1,400 people - nearly four times the headcount - and carries the added institutional weight of being publicly listed on both the Xetra electronic platform and the Frankfurt Stock Exchange. Three decades of operating history in Europe's most regulated solar market, combined with audited public financials, give it a longer and more transparent track record, though independent Tier 1 bankability confirmation for A.B. Energy was not found in available current sources.

Panel-level portfolio data - peak wattage, cell efficiency, and bifacial share - was not available for either manufacturer at the time of this analysis, which limits a direct technical comparison of their lineups. Fellow Energy's vertically integrated Turkish supply chain positions it competitively for cost-sensitive utility-scale and large commercial projects across Europe, the Middle East, and Africa, markets where Turkish-origin modules have gained significant share since 2022. A.B. Energy's German heritage and exchange listing suggest a buyer base that prioritizes long-term corporate accountability - criteria common in large European EPC contracts and project-financed ground-mount portfolios where lenders scrutinize counterparty risk closely.

For a typical buyer in 2025, the decision comes down to institutional preference more than panel-level performance. Developers and lenders requiring a publicly traded company with nearly 30 years of history will find A.B. Energy easier to underwrite. Buyers seeking a Tier 1 bankable module from a fast-scaling manufacturer with integrated Turkish supply-chain economics - and who can accept a shorter corporate track record - will find Fellow Energy a credible alternative. Neither brand can be declared a technical winner without published wattage and efficiency figures; the differentiator here is supply-chain strategy and risk appetite, not raw output.

Generated by Claude Sonnet · 2026-05-11

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.

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.