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ARTsolar vs Seraphim - solar panel manufacturer comparison

ARTsolar
South Africa Founded 2010
Read the ARTsolar review
VS
Seraphim
China Founded 2011 Tier 1
Read the Seraphim review
At a glance

Seraphim has the broader catalog (160 vs 0 models). Seraphim leans bifacial (69% 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
0 160
Highest power
0 Wp 730 Wp
Best efficiency
- 23.5%
Average efficiency
- 21.8%
Bifacial share
0% 69%
Average warranty
- 29 yrs
01

The two companies

Company facts, not datasheet figures
ARTsolar
Founded
2010
Headquarters
Durban, South Africa
Seraphim

Seraphim is a world-class solar products manufacturer specializing in research, development, production, and sales of solar PV products. The company has achieved significant milestones, outpacing competitors in production capacity and innovative designs. Seraphim is committed to technological innovation and...

Founded
2011
Headquarters
Changzhou, China
Annual capacity
13 GW/year
Employees
1001-5000
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric ARTsolar Seraphim
Catalog & Power
Panel Models 0 160+160
Max Power 0 W 730 W+730 W
Avg Power 0 W 549 W+549 W
Efficiency
Max Efficiency - 23.50%
Avg Efficiency - 21.82%
Reliability & Warranty
Avg Temp Coefficient - -0.316%/°C
Bifacial Share 0 (0%) 111 (69%)+69 pp
Avg Warranty - 28.8 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

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

Power spread
Share of each catalogue in every power band

Seraphim offers more 600W+ panels (35% of lineup)

ARTsolar cell technology
Share of their models by cell architecture
Seraphim cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (52%)

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 company founded in Durban in 2010, operating under the full name African Renewable Technologies. It is 100% locally owned and positions itself as the country's only domestically rooted solar panel manufacturer. Through successive technology partnerships - first with LONGi Solar, then Talesun, and most recently JA Solar - ARTsolar has expanded its assembly facility to a reported 340 MW annual capacity. Its production lines, supported by financing from South Africa's Industrial Development Corporation, are described as capable of producing Tier 1 quality-rated modules, though ARTsolar does not appear independently on the BloombergNEF Tier 1 bankability list in its own right. Seraphim, by contrast, is a Chinese manufacturer founded around 2011 with confirmed BNEF Tier 1 status held for 11 consecutive years, a reported production capacity of approximately 13 GW per year, and manufacturing sites spanning China, South Africa, and Vietnam. On institutional footprint, Seraphim is the considerably larger and more internationally bankable of the two.

ARTsolar's product line centers on monocrystalline panels assembled for the South African residential, commercial, and Independent Power Producer market. Its current range includes TOPCon cell technology, with modules assembled using cells and components sourced predominantly from Chinese suppliers - a practice that drew legal scrutiny in a 2025 localisation court case. Seraphim's catalog spans roughly 390 W to 670 W and covers TOPCon (its Nebula series) and HJT technologies, with six PVEL Top Performer awards on record. That breadth makes Seraphim suitable for everything from premium residential rooftops to utility-scale ground-mount projects across more than 100 countries.

For most buyers outside South Africa, Seraphim is the more straightforward choice: it carries independent bankability credentials, proven global logistics, and a wider technology portfolio. South African developers and installers working within local content frameworks may legitimately prefer ARTsolar for its regulatory fit and domestic warranty support, but should factor in its more limited scale and ongoing questions about the depth of local manufacturing value.

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 4 Seraphim 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.