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Neo Solar Power vs ARTsolar - solar panel manufacturer comparison

Neo Solar Power
Taiwan Founded 2005
Read the Neo Solar Power review
VS
ARTsolar
South Africa Founded 2010
Read the ARTsolar review
At a glance

Neo Solar Power has the broader catalog (30 vs 0 models). Neo Solar Power leans bifacial (67% 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
30 0
Highest power
715 Wp 0 Wp
Best efficiency
23.0% -
Average efficiency
21.8% -
Bifacial share
67% 0%
Average warranty
28 yrs -
01

The two companies

Company facts, not datasheet figures
Neo Solar Power
Founded
2005
Headquarters
Hsinchu, Taiwan
ARTsolar
Founded
2010
Headquarters
Durban, South Africa
02

Catalogue against catalogue

Averages over every model in the database
Metric Neo Solar Power ARTsolar
Catalog & Power
Panel Models 30+30 0
Max Power 715 W+715 W 0 W
Avg Power 535 W+535 W 0 W
Efficiency
Max Efficiency 23.03% -
Avg Efficiency 21.79% -
Reliability & Warranty
Avg Temp Coefficient -0.320%/°C -
Bifacial Share 20 (67%)+67 pp 0 (0%)
Avg Warranty 27.5 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

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

Power spread
Share of each catalogue in every power band

Neo Solar Power offers more 600W+ panels (33% of lineup)

Neo Solar Power cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (67%)

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...

Neo Solar Power (NSP) is a Taiwanese manufacturer founded in 2005 and headquartered in Hsinchu, Taiwan. The company rose to become the largest solar cell producer by revenue in Taiwan and ranked among the global top ten solar cell manufacturers by capacity as of 2013. However, in 2018 NSP completed a three-way merger with Gintech Energy and Solartech Energy to form United Renewable Energy Co., Ltd. (URE), and the Neo Solar Power brand effectively ceased to exist as an independent entity. Panels carrying the NSP name that still appear on distributor platforms represent legacy inventory rather than active current production. ARTsolar, by contrast, is an actively operating South African manufacturer founded in 2010 and based in Durban, KwaZulu-Natal. It is widely described as South Africa's only locally owned PV module manufacturer. In 2025, ARTsolar deepened a strategic partnership with JA Solar - a globally recognized Tier 1 supplier - to upgrade its Durban facility to a 340 MW assembly line producing JA Solar's DeepBlue 4.0 Pro n-type modules, including for the 216 MW Hydra utility project. ARTsolar holds a stronger and more current institutional footprint simply because it remains an operational business.

On the product side, NSP historically offered standard crystalline silicon modules in the 300-335 W range suited to residential and small commercial rooftop installations, but no new product families have been launched under that brand since the 2018 merger. ARTsolar's current lineup spans from roughly 500 W to 600 W and is built around TOPCon n-type cell technology, with its 550 W module rated at approximately 23% efficiency, a 12-year product warranty, and a 30-year power warranty retaining 87.4% of rated output. The portfolio targets commercial rooftop, C&I, and utility-scale ground-mount projects primarily across southern Africa.

For any buyer evaluating these two brands in 2025 or beyond, the comparison is asymmetric rather than competitive: Neo Solar Power no longer ships new panels under its own name, so procurement from that brand means buying legacy stock with uncertain supply continuity and no active manufacturer support. ARTsolar, with its JA Solar technology transfer and active 340 MW facility, is the only genuinely live option of the two, and it is a credible choice for buyers in the southern African market seeking locally assembled n-type modules backed by an internationally recognized technology partner.

Generated by Claude Sonnet · 2026-06-30

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 Neo Solar Power 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.