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Fellow Energy vs ARTsolar - solar panel manufacturer comparison

Fellow Energy
Türkiye Founded 2020 Tier 1
Read the Fellow Energy review
VS
ARTsolar
South Africa Founded 2010
Read the ARTsolar 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
ARTsolar
Founded
2010
Headquarters
Durban, South Africa
02

Catalogue against catalogue

Averages over every model in the database
Metric Fellow Energy ARTsolar
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%)

ARTsolar cell technology
Share of their models by cell architecture
04

The flagships

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

Written summary

Checking cache...

Fellow Energy is a Turkish solar module manufacturer founded in 2020 and headquartered in Gaziantep, Turkiye, with a stated mission of building a domestic solar brand for the global market. The company claims Tier 1 status on its own materials, though it does not appear on widely cited independent bankability lists such as those published by BloombergNEF, and its annual production scale has not been confirmed by third-party sources. ARTsolar was established in 2010 in Durban, South Africa, and is the only 100% locally owned solar panel manufacturer in the country. It assembles modules using imported cells, glass, and frames, and holds TUV-IEC and SABS certifications. A manufacturing partnership with JA Solar announced in March 2025 upgraded ARTsolar's facility to 340 MW per year, with a second line targeting a combined capacity of roughly 1 GW. ARTsolar's long track record supplying South Africa's government-backed REIPPPP procurement rounds gives it the stronger institutional footprint of the two.

Fellow Energy's catalog focuses on monocrystalline bifacial panels aimed at residential rooftops and distributed generation - its website highlights panels in the 550 W class - but independent technical reviews from established outlets are sparse, and cell technology specifics have not been confirmed by third-party sources. ARTsolar is oriented primarily toward utility-scale and large commercial ground-mount projects within the South African IPP market. Through its JA Solar partnership, ARTsolar became the first manufacturer in Africa to assemble n-type TOPCon modules locally - the JA Solar DeepBlue 4.0 Pro series - a meaningful technology step-up that strengthens its competitive position for developers where local content rules apply.

For buyers outside South Africa, neither brand figures prominently in global review coverage, and established Tier 1 names may offer more straightforward warranty enforcement and bankability. Within South Africa, ARTsolar is the more defensible choice for project developers subject to local content requirements, with a JA Solar-backed TOPCon lineup and a certifiable domestic production story. Fellow Energy may suit Turkish or regional Middle Eastern buyers seeking a domestically manufactured option, but limited independent review coverage warrants additional due diligence before large-scale commitments.

Generated by Claude Sonnet · 2026-05-17

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.