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ARTsolar vs Heliene - solar panel manufacturer comparison

ARTsolar
South Africa Founded 2010
Read the ARTsolar review
VS
Heliene
Canada Founded 2010 Tier 1
Read the Heliene review
At a glance

Heliene has the broader catalog (91 vs 0 models). Heliene leans bifacial (65% 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 91
Highest power
0 Wp 710 Wp
Best efficiency
- 23.1%
Average efficiency
- 21.5%
Bifacial share
0% 65%
Average warranty
- 25 yrs
01

The two companies

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

Heliene is a North American headquartered manufacturer of high-quality, competitively priced solar photovoltaic modules. They have manufacturing operations in the US and Canada, and a global supply chain capability. Heliene is committed to providing reliable and high-performing solar solutions for utility-scale...

Founded
2010
Headquarters
Sault Ste. Marie, Canada
Annual capacity
1.3 GW/year
Employees
200-600
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric ARTsolar Heliene
Catalog & Power
Panel Models 0 91+91
Max Power 0 W 710 W+710 W
Avg Power 0 W 528 W+528 W
Efficiency
Max Efficiency - 23.08%
Avg Efficiency - 21.47%
Reliability & Warranty
Avg Temp Coefficient - -0.315%/°C
Bifacial Share 0 (0%) 59 (65%)+65 pp
Avg Warranty - 25.0 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

Heliene skews to higher efficiency: 2% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Heliene offers more 600W+ panels (21% of lineup)

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

Dominant cell tech: <strong>PERC</strong> (43%)

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 solar module manufacturer founded in 2010 and headquartered in Pinetown (Durban). It is the only 100% locally owned panel producer in South Africa, a position that gives it a distinctive policy relevance: the company's output qualifies for domestic-content requirements under South Africa's Independent Power Producer procurement programmes. ARTsolar's bankability rests on successive technology-transfer partnerships - first with LONGi Solar, then Talesun, and most recently JA Solar - whose Tier 1 credentials, TUV-certified bill of materials and ISO 9001 quality management systems are co-applied to the locally assembled product. The JA Solar collaboration, formalised in 2025, anchors a 340 MW-per-year assembly plant in Durban. Heliene is a Canadian manufacturer founded in 2009 in Ontario, with production facilities in Ontario, Minnesota and Florida. It has appeared on BloombergNEF's Tier 1 PV Module Manufacturer list since 2015 under its own name and has been approved for use by the U.S. Department of Defense and Army Corps of Engineers. Heliene operates approximately 1.3 GW of module manufacturing capacity in the United States, giving it a considerably larger institutional footprint in global project finance circles.

Heliene's product range spans from roughly 380 W residential panels to 710 W large-format modules suited to utility-scale ground mounts, and the company has expanded its Mountain Iron, Minnesota line to 300 MW of TOPCon module capacity - confirmed by pv-tech.org. Its North American manufacturing qualifies for Inflation Reduction Act domestic-content adders, which has driven deals such as a 1.5 GW supply agreement with community solar developer Nexamp. ARTsolar's assembled modules are aimed primarily at South African commercial rooftops and utility-scale IPP projects where local-content scoring is mandatory; outside that procurement context the brand has limited distribution.

For buyers operating in North America or seeking a globally bankable module for project finance, Heliene is the more straightforward choice given its long-standing Tier 1 status, domestic U.S. production, and IRA eligibility. ARTsolar fills a different and very specific niche: it is the logical - and often required - choice for South African IPP bids where local manufacturing content is a scoring criterion, but it is not a like-for-like alternative for buyers outside that market.

Generated by Claude Sonnet · 2026-06-20

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.

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.