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AEET vs Amerisolar - solar panel manufacturer comparison

AEET
Headquarters not published
Read the AEET review
VS
Amerisolar
China Founded 1993
Read the Amerisolar review
At a glance

Amerisolar has the broader catalog (27 vs 5 models). Amerisolar leads on peak efficiency at 22.83%.

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
5 27
Highest power
200 Wp 665 Wp
Best efficiency
15.7% 22.8%
Average efficiency
14.9% 21.1%
Bifacial share
0% 0%
Average warranty
25 yrs 30 yrs
01

The two companies

Company facts, not datasheet figures
Amerisolar

Amerisolar, operating under Worldwide Energy and Manufacturing Group, is a professional solar PV module manufacturer with over 30 years of experience in production and quality control. The company operates manufacturing facilities across China, the USA, Vietnam, South Korea, and other countries, and serves markets...

Founded
1993
Headquarters
Shanghai, China
Annual capacity
9 GW/year
02

Catalogue against catalogue

Averages over every model in the database
Metric AEET Amerisolar
Catalog & Power
Panel Models 5 27+22
Max Power 200 W 665 W+465 W
Avg Power 190 W 546 W+356 W
Efficiency
Max Efficiency 15.70% 22.83%+7.13 pp
Avg Efficiency 14.90% 21.12%+6.22 pp
Reliability & Warranty
Avg Temp Coefficient - -0.340%/°C
Bifacial Share 0 (0%) 0 (0%)
Avg Warranty 25.0 yrs 30.0 yrs+5.0 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
Power spread
Share of each catalogue in every power band

Amerisolar offers more 600W+ panels (22% of lineup)

AEET cell technology
Share of their models by cell architecture

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

Amerisolar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (74%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Amerisolar, operating under the legal name Worldwide Energy and Manufacturing USA Co., Ltd., is an American solar brand founded in 1993 and headquartered in South San Francisco, California, with manufacturing tied primarily to production facilities in China and Taiwan. The company grew its reported production capacity from roughly 500 MW in 2013 to approximately 9 GW by 2022, according to industry profile data. Its Tier 1 or BloombergNEF bankability status has not been independently confirmed through publicly accessible 2025 sources, placing it in an uncertain position relative to the leading Chinese OEMs. AEET Energy Group GmbH, by contrast, is a Germany-based photovoltaic wholesale partner headquartered in Bad Gandersheim, Germany, and is best described as a distributor and installer rather than a volume manufacturer. AEET sources modules from third-party makers and resells them under its own or partner labels, maintaining a network of over 500 certified specialist partners across Germany. Amerisolar carries the stronger claim to an independent manufacturing footprint at industrial scale.

Amerisolar's confirmed product line includes PERC-based monocrystalline modules in the AS-6M series, positioning the brand for cost-sensitive commercial and mid-scale utility applications where PERC remains a viable budget option, even as TOPCon has taken the lead globally. AEET's own-branded offerings span monocrystalline, polycrystalline, and thin-film modules, though the cell technology origin depends on which upstream factory supplied a given batch, making direct efficiency comparisons unreliable without checking individual product datasheets.

For a typical buyer in 2025, Amerisolar is the more straightforward choice if the priority is a manufacturer with a traceable production history and a defined product architecture. AEET serves buyers primarily in German-speaking markets who value local logistics support and a single-source supply chain more than brand-level technical differentiation. Neither brand sits in the premium tier occupied by JinkoSolar, LONGi, or Trina, so decisions between them will hinge largely on local availability, price, and installer preference.

Generated by Claude Sonnet · 2026-06-08

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 3 Amerisolar 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.