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AE Solar vs Haitai Solar - solar panel manufacturer comparison

AE Solar
Germany Founded 2003 Tier 1
Read the AE Solar review
VS
Haitai Solar
China Founded 2006 Tier 1
Read the Haitai Solar review
At a glance

AE Solar has the broader catalog (646 vs 16 models). AE Solar leads on peak efficiency at 24.43%. Haitai Solar leans bifacial (100% 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
646 16
Highest power
730 Wp 720 Wp
Best efficiency
24.4% 23.2%
Average efficiency
21.1% 21.7%
Bifacial share
63% 100%
Average warranty
30 yrs 30 yrs
01

The two companies

Company facts, not datasheet figures
AE Solar

AE Solar is a German Tier 1 manufacturer of high-efficiency photovoltaic (PV) modules. The company specializes in producing durable and innovative solar panels with German engineering standards, offering solutions for residential, commercial, and utility-scale applications. AE Solar operates in over 100 countries and...

Founded
2003
Headquarters
Gersthofen, Germany
Annual capacity
2+ GW/year
Employees
501-1000
Tier 1 bankable
Yes
Haitai Solar

Haitai Solar, founded in 2006, is a high-tech enterprise focused on green energy, covering nine major business segments including PV modules, PV power stations, PV mounting systems, energy storage, hydrogen energy, wind energy, PV cells, graphite/Carbon electrodes, and battery swapping. The company is committed to...

Founded
2006
Headquarters
Tangshan, China
Annual capacity
10 GW/year
Employees
1001-5000
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric AE Solar Haitai Solar
Catalog & Power
Panel Models 646+630 16
Max Power 730 W+10 W 720 W
Avg Power 489 W 527 W+38 W
Efficiency
Max Efficiency 24.43%+1.23 pp 23.20%
Avg Efficiency 21.11% 21.75%+0.64 pp
Reliability & Warranty
Avg Temp Coefficient -0.312%/°C -0.276%/°C+0.036
Bifacial Share 405 (63%) 16 (100%)+37 pp
Avg Warranty 29.7 yrs 30.0 yrs+0.3 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

Haitai Solar skews to higher efficiency: 12% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Haitai Solar offers more 600W+ panels (44% of lineup)

AE Solar cell technology
Share of their models by cell architecture

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

Haitai Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (56%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

AE Solar, operating formally as Alternative Energy GmbH, is a German-headquartered photovoltaic module manufacturer founded in 2003 in Königsbrunn (later Gersthofen), Bavaria, by brothers Alexander, Victor, and Waldemar Maier. Despite its European identity, the company operates manufacturing plants in China, Georgia, and Turkey, with a combined annual production capacity of approximately 2.5 GW. AE Solar has achieved 16 consecutive BloombergNEF Tier 1 rankings and was identified in the 2024 Global PV Module and Inverter Bankability survey as Europe's sole Tier 1 manufacturer with high bankability, ranking 18th among 67 evaluated companies - a distinction that meaningfully strengthens its standing with lenders and project financiers. Haitai Solar, headquartered in Tangshan, Hebei Province, China, was founded in 2006 and has grown from an OEM supplier into a publicly listed company on the Beijing Stock Exchange since August 2022. The company reports a global module production capacity of approximately 10 GW and confirmed BloombergNEF Tier 1 status for Q2 2025, while also ranking among the global top 500 new energy enterprises. In terms of institutional footprint in Europe specifically, AE Solar holds a clear edge, while Haitai carries the weight of a larger overall manufacturing scale.

AE Solar's current product range centers on N-type TOPCon technology through its Meteor series, which earned a five-star rating in pv magazine's performance tests and the Kiwa PVEL Top Performer Award 2025. A PERC-based Aurora series serves more cost-sensitive segments. The portfolio targets residential rooftop installs, commercial and industrial (C&I) applications, and mid-scale ground-mount projects. Haitai Solar has built its lineup around both TOPCon and HJT technologies - the company has committed 5 billion yuan to a new HJT manufacturing facility targeting 5 GW of cell and module output in phases. Haitai modules hold TÜV Rheinland "Desert Module" certification and the Kiwa PVEL Top Performer award, and are positioned across residential, C&I, and utility-scale segments in both domestic and international markets.

For international buyers, both manufacturers are credible, certified Tier 1 suppliers with meaningful third-party validation. AE Solar's primary differentiator is its European institutional recognition, which is particularly relevant for EU projects where lender familiarity and local bankability matter. Haitai Solar's larger production scale and dual TOPCon-HJT portfolio may offer greater flexibility for high-volume procurement or buyers with a specific interest in HJT technology. For standard residential or C&I projects where both brands are available through local distributors, the choice is largely interchangeable and will typically come down to current pricing, warranty conditions, and the strength of local distributor support.

Generated by Claude Sonnet · 2026-05-13

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 5 AE Solar offers · See 1 Haitai Solar offer

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.