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Fellow Energy vs Trina Solar - solar panel manufacturer comparison

Fellow Energy
Türkiye Founded 2020 Tier 1
Read the Fellow Energy review
VS
Trina Solar
China Founded 1997 Tier 1
Read the Trina Solar review
At a glance

Trina Solar has the broader catalog (340 vs 13 models). Trina Solar leads on peak efficiency at 24.80%. 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
13 340
Highest power
590 Wp 760 Wp
Best efficiency
22.9% 24.8%
Average efficiency
21.6% 21.7%
Bifacial share
54% 43%
Average warranty
27 yrs 28 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
Trina Solar
Founded
1997
Headquarters
Changzhou, China
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Fellow Energy Trina Solar
Catalog & Power
Panel Models 13 340+327
Max Power 590 W 760 W+170 W
Avg Power 491 W 520 W+29 W
Efficiency
Max Efficiency 22.90% 24.80%+1.90 pp
Avg Efficiency 21.60% 21.71%+0.12 pp
Reliability & Warranty
Avg Temp Coefficient -0.320%/°C -0.302%/°C+0.019
Bifacial Share 7 (54%)+11 pp 145 (43%)
Avg Warranty 27.3 yrs 28.2 yrs+0.9 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

Trina Solar skews to higher efficiency: 22% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Trina Solar offers more 600W+ panels (34% of lineup)

Fellow Energy cell technology
Share of their models by cell architecture

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

Trina Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (73%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Fellow Energy is a solar panel manufacturer headquartered in Gaziantep, Turkey, founded in 2020. The company has established one of Turkey's first fully integrated domestic solar cell production lines, covering the entire process from wafer slicing through cell processing, which sets it apart from pure assembly operations in the region. Fellow Energy claims Tier 1 manufacturer status, though independent verification through BloombergNEF's published lists is not clearly available in open sources. The company has not disclosed annual production capacity figures that can be confirmed through authoritative industry publications. Trina Solar, by contrast, is a Chinese manufacturer based in Changzhou with more than two decades of operating history. It ranked among the global top three in 2024 with approximately 77 GW of module shipments in that year alone and over 205 GW of cumulative deliveries. Trina Solar holds confirmed Tier 1 status from both BloombergNEF and S&P Global Commodity Insights across PV modules and energy storage, and operates in over 100 countries. On institutional footprint and bankability, Trina Solar is the stronger choice by a wide margin.

Fellow Energy positions itself primarily for residential rooftop installations and smaller commercial projects. Its main competitive argument is a shorter, European-adjacent supply chain, which can appeal to buyers seeking to reduce dependence on Chinese imports. The specific cell technology used in Fellow Energy modules - whether TOPCon, PERC, or another architecture - was not confirmed by independent industry sources reviewed during research, so buyers should request up-to-date datasheets and warranty documentation directly. Trina Solar covers the full spectrum of use cases. Its Vertex S+ G3 line, based on n-type i-TOPCon technology, reaches up to 485 W and targets residential and light commercial rooftops, while the Vertex N series scales to 760 W and is designed for utility-scale and large C&I ground-mount projects. Efficiency on confirmed models ranges from roughly 22 percent for residential panels to 24.5 percent on the flagship utility module.

For most international buyers, Trina Solar is the lower-risk default given its verified bankability, broad product range, and established global service network. Fellow Energy may suit buyers with a specific preference for non-Chinese manufacturing or shorter regional logistics, but should be evaluated carefully on warranty terms and local availability before commitment.

Generated by Claude Sonnet · 2026-06-16

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.

Shop prices: See 219 Trina 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.