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ARTsolar vs REC - solar panel manufacturer comparison

ARTsolar
South Africa Founded 2010
Read the ARTsolar review
VS
REC
Norway Founded 1996 Tier 1
Read the REC review
At a glance

REC has the broader catalog (58 vs 0 models). REC leans bifacial (59% 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 58
Highest power
0 Wp 640 Wp
Best efficiency
- 22.8%
Average efficiency
- 18.9%
Bifacial share
0% 59%
Average warranty
- 26 yrs
01

The two companies

Company facts, not datasheet figures
ARTsolar
Founded
2010
Headquarters
Durban, South Africa
REC
Founded
1996
Headquarters
Sandvika, Norway
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric ARTsolar REC
Catalog & Power
Panel Models 0 58+58
Max Power 0 W 640 W+640 W
Avg Power 0 W 385 W+385 W
Efficiency
Max Efficiency - 22.80%
Avg Efficiency - 18.92%
Reliability & Warranty
Avg Temp Coefficient - -0.300%/°C
Bifacial Share 0 (0%) 34 (59%)+59 pp
Avg Warranty - 25.5 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
Power spread
Share of each catalogue in every power band

REC offers more 600W+ panels (17% of lineup)

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

Dominant cell tech: <strong>HJT</strong> (59%)

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 2010 and headquartered in Durban, making it the only 100% locally owned solar panel producer in the country. The company operates with a production capacity of roughly 340 MW per year following a 2025 assembly line upgrade tied to a new partnership with JA Solar. ARTsolar does not appear on BloombergNEF's Tier 1 bankability list based on available public sources, and its institutional footprint remains regional rather than global, with its business closely linked to South Africa's domestic content requirements under government procurement programs. REC Group, by contrast, was founded in 1996 in Norway and maintains operational headquarters in Singapore; it has historically held BloombergNEF Tier 1 status, though analysts flagged financial stability concerns in 2025 following a steep drop in module shipments. Acquired in 2021 by India's Reliance Industries, REC carries the broader international presence and, despite recent headwinds, the stronger institutional footprint of the two brands.

ARTsolar's catalog centers on monocrystalline PERC modules suited to commercial rooftop and utility-scale installations within South Africa, where the brand benefits from local sourcing compliance and shorter supply chains. Its JA Solar partnership now also enables assembly of large-format, higher-efficiency modules. REC's lineup is divided between the premium Alpha series - which uses heterojunction (HJT) cell technology and delivers among the lowest temperature coefficients and degradation rates in the mainstream market - and the TwinPeak series, which employs PERC technology at a more accessible price point. REC panels are primarily positioned for premium residential rooftops and space-constrained commercial applications across Europe, Australia, and North America.

For a buyer outside South Africa, REC is the more defensible default given its longer track record, HJT technology leadership, and wider certified-installer network, though buyers should watch its evolving financial position closely. For projects in South Africa subject to domestic content rules, ARTsolar is a logical and often preferred first choice. The two brands serve largely different geographies and are not direct substitutes for most buyers.

Generated by Claude Sonnet · 2026-06-10

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 7 REC 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.