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Fellow Energy vs AEET - solar panel manufacturer comparison

Fellow Energy
Türkiye Founded 2020 Tier 1
Read the Fellow Energy review
VS
AEET
Headquarters not published
Read the AEET review
At a glance

Fellow Energy has the broader catalog (13 vs 5 models). Fellow Energy leads on peak efficiency at 22.90%. 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 5
Highest power
590 Wp 200 Wp
Best efficiency
22.9% 15.7%
Average efficiency
21.6% 14.9%
Bifacial share
54% 0%
Average warranty
27 yrs 25 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
02

Catalogue against catalogue

Averages over every model in the database
Metric Fellow Energy AEET
Catalog & Power
Panel Models 13+8 5
Max Power 590 W+390 W 200 W
Avg Power 491 W+301 W 190 W
Efficiency
Max Efficiency 22.90%+7.20 pp 15.70%
Avg Efficiency 21.60%+6.70 pp 14.90%
Reliability & Warranty
Avg Temp Coefficient -0.320%/°C -
Bifacial Share 7 (54%)+54 pp 0 (0%)
Avg Warranty 27.3 yrs+2.3 yr 25.0 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%)

AEET cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (100%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

AEET Energy Group GmbH is a Germany-based photovoltaic wholesale distributor headquartered in Bad Gandersheim, Germany. Rather than manufacturing panels under its own name, AEET acts as a full-service intermediary that sources modules from globally recognized producers and routes them through a network of more than 500 certified specialist partners across Germany. Because it is a trading and distribution business rather than a panel maker, it does not appear on BloombergNEF's Tier 1 manufacturer list, which is reserved for module producers. Fellow Energy is a vertically integrated solar manufacturer founded in 2020 in Gaziantep, Turkey, operating two production facilities that span wafer slicing, cell processing, and module assembly - making it one of the few fully integrated PV producers in the Europe-MENA region. Fellow Energy holds recognized Tier 1 bankability status, which gives it a meaningfully stronger institutional footprint in the eyes of project financiers.

Because AEET distributes products from multiple manufacturers, its portfolio is flexible and can cover residential rooftops through to larger commercial applications depending on which brands it sources at any given time. Fellow Energy's own manufacturing focuses on modern technologies including TOPCon and bifacial monocrystalline formats with multi-busbar designs, suited to both residential and commercial installations. Given Turkey's position as the largest PV module producing country in the Europe-MENA region and Fellow Energy's fully domestic cell-to-module supply chain, the company is particularly well positioned for projects where European supply-chain provenance or local content requirements are a factor.

For most buyers in 2025, Fellow Energy is the more verifiable choice when traceability of manufacture and Tier 1 bankability are priorities. AEET serves a genuine need as a convenient multi-brand wholesale channel in the German market, but buyers should independently confirm which manufacturer's panels AEET is supplying at the time of purchase, since underlying product quality and warranty terms will vary depending on the sourced brand.

Generated by Claude Sonnet · 2026-05-16

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.