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Hounen Solar vs AEET - solar panel manufacturer comparison

Hounen Solar
China Founded 2010
Read the Hounen Solar review
VS
AEET
Headquarters not published
Read the AEET review
At a glance

Hounen Solar has the broader catalog (44 vs 5 models). Hounen Solar leads on peak efficiency at 23.34%. Hounen Solar leans bifacial (86% 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
44 5
Highest power
725 Wp 200 Wp
Best efficiency
23.3% 15.7%
Average efficiency
21.7% 14.9%
Bifacial share
86% 0%
Average warranty
29 yrs 25 yrs
01

The two companies

Company facts, not datasheet figures
Hounen Solar

Hounen Solar (Zhejiang Haoneng Optoelectronics) is a Chinese solar PV module manufacturer with its U.S. operations branded as Hounen Solar America. The company produces solar panels for residential, commercial, and utility-scale applications, and in 2023 established a 1 GW module assembly facility in Orangeburg, South...

Founded
2010
Headquarters
Haining, China
Annual capacity
1-2 GW/year
Employees
200-500
02

Catalogue against catalogue

Averages over every model in the database
Metric Hounen Solar AEET
Catalog & Power
Panel Models 44+39 5
Max Power 725 W+525 W 200 W
Avg Power 569 W+379 W 190 W
Efficiency
Max Efficiency 23.34%+7.64 pp 15.70%
Avg Efficiency 21.75%+6.85 pp 14.90%
Reliability & Warranty
Avg Temp Coefficient -0.325%/°C -
Bifacial Share 38 (86%)+86 pp 0 (0%)
Avg Warranty 28.6 yrs+3.6 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

Hounen Solar skews to higher efficiency: 7% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Hounen Solar offers more 600W+ panels (43% of lineup)

Hounen Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>N-type</strong> (48%)

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...

Hounen Solar is a US-based manufacturer founded in 2022, operating an assembly facility in Orangeburg, South Carolina. The company has been targeting approximately 1 GW of annual production capacity and, as of late 2024, was actively working toward achieving Tier 1 bankability recognition - a milestone it had not yet formally reached. AEET Energy Group GmbH is a Germany-based wholesale and distribution company headquartered in Bad Gandersheim that sells own-branded photovoltaic modules alongside products from partners such as Suntech and CNPV. AEET has no publicly documented Tier 1 or BloombergNEF listing, and its scale is regional rather than global. In terms of institutional footprint, Hounen Solar - despite being a younger company - carries greater visibility in the North American utility and commercial market due to its domestic manufacturing credentials.

Hounen Solar's current catalog runs from roughly 400 W residential modules up to 720 W large-format commercial panels, with PERC bifacial technology confirmed in available product listings and HJT modules announced as a near-term addition. The company explicitly targets US residential rooftops, commercial and industrial (C&I) installations, and utility-scale ground mounts, and its US-assembled status offers buyers a tariff-compliance advantage. AEET's own-branded modules sit in the 270 W to 300 W range based on ENF Solar directory data - a more modest specification that reflects an older design generation - and the company's primary value proposition is its network of over 500 certified installer partners across Germany, making it essentially a regional European distribution channel rather than a frontline manufacturer.

For a buyer outside Germany evaluating the two on product generation, technology roadmap, and market transparency, Hounen Solar is the more credible default in 2025, particularly for North American projects where its domestic assembly directly reduces import-tariff exposure. AEET suits buyers already embedded in its German partner network who value local service support over cutting-edge module performance.

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.

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.