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DAH Solar vs ARTsolar - solar panel manufacturer comparison

DAH Solar
China Founded 2009 Tier 1
Read the DAH Solar review
VS
ARTsolar
South Africa Founded 2010
Read the ARTsolar review
At a glance

DAH Solar has the broader catalog (363 vs 0 models). DAH Solar leans bifacial (87% 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
363 0
Highest power
725 Wp 0 Wp
Best efficiency
23.3% -
Average efficiency
22.1% -
Bifacial share
87% 0%
Average warranty
29 yrs -
01

The two companies

Company facts, not datasheet figures
DAH Solar

DAH Solar is an innovation-driven and technology-leading company specializing in PV product manufacturing. They focus on R&D, manufacturing, and sales of high-efficiency PV modules, integrated PV systems, and solar energy storage systems. DAH Solar is known for its patented Full-Screen PV Module and SolarUnit...

Founded
2009
Headquarters
Hefei, China
Annual capacity
10 GW/year
Employees
2000+
Tier 1 bankable
Yes
ARTsolar
Founded
2010
Headquarters
Durban, South Africa
02

Catalogue against catalogue

Averages over every model in the database
Metric DAH Solar ARTsolar
Catalog & Power
Panel Models 363+363 0
Max Power 725 W+725 W 0 W
Avg Power 520 W+520 W 0 W
Efficiency
Max Efficiency 23.34% -
Avg Efficiency 22.10% -
Reliability & Warranty
Avg Temp Coefficient -0.299%/°C -
Bifacial Share 316 (87%)+87 pp 0 (0%)
Avg Warranty 29.4 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

DAH Solar skews to higher efficiency: 8% of lineup is 23%+

Power spread
Share of each catalogue in every power band

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

DAH Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (88%)

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...

ARTsolar is a South African manufacturer founded in 2011 and headquartered in Pinetown, KwaZulu-Natal, positioning itself as South Africa's only locally owned solar panel producer. The company has faced significant legal controversy: court documents revealed that between 2019 and 2023 approximately 99% of panels sold under the ARTsolar name were imported from China rather than assembled domestically. ARTsolar does not appear on BloombergNEF's Tier 1 PV module list, and its stated production capacity has been reported at around 300 MW per year, though actual output ran well below that figure; the company terminated more than 300 workers in mid-2025 as anticipated project pipelines failed to materialize. DAH Solar, formally Anhui Daheng Energy Technology Co., Ltd., was established in 2009 in Hefei, China, and has secured consistent placement on BloombergNEF's Tier 1 PV module list across Q1, Q3, and Q4 2025. The company operates an integrated manufacturing chain with a reported module capacity of up to 10 GW per year and distributes products to more than 120 countries, with Europe and Latin America as its primary export regions. On institutional footprint and bankable credibility, DAH Solar holds a clear advantage.

ARTsolar's product lineup is aimed squarely at residential rooftop and small commercial installations in the South African domestic market. The company has cultivated partnerships with Chinese Tier 1 suppliers - including JA Solar and previously LONGi - to source and assemble monocrystalline modules that can satisfy local-content requirements under South African government procurement frameworks. This localization benefit carries little weight for buyers outside the region. DAH Solar, by contrast, offers a broad portfolio spanning residential, commercial and industrial, and utility-scale ground-mount applications. Its flagship DHN series leverages TOPCon cell technology across a power range stretching from roughly 420 Wp to beyond 700 Wp. The company's best-known innovation is its patented Full-Screen frameless bifacial module, which reduces soiling-related losses and raises energy yield; cumulative Full-Screen shipments had reached around 4.5 GW by 2024, with the V6 series adding double-glass variants suited to demanding climates.

For a buyer outside South Africa, DAH Solar is the more practical default. It carries verified Tier 1 bankability, serves an established distribution network across Europe and beyond, and fields a well-documented TOPCon lineup covering virtually every segment. ARTsolar's competitive case is narrowly regional - it is most relevant where South African local-content rules apply and a domestic support network matters. International buyers evaluating the two brands for a European or global project will find them far from interchangeable: DAH Solar is financed, distributed, and certified for those markets; ARTsolar is not.

Generated by Claude Sonnet · 2026-05-27

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 11 DAH 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.