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Epax Solar vs Hyundai - solar panel manufacturer comparison

Epax Solar
Germany Founded 2019
Read the Epax Solar review
VS
Hyundai
South Korea Founded 2004 Tier 1
Read the Hyundai review
At a glance

Hyundai has the broader catalog (65 vs 0 models). Hyundai leans bifacial (66% 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 65
Highest power
0 Wp 640 Wp
Best efficiency
- 23.4%
Average efficiency
- 21.5%
Bifacial share
0% 66%
Average warranty
- 27 yrs
01

The two companies

Company facts, not datasheet figures
Epax Solar

Epax Solar is an owner-managed wholesaler for photovoltaic components. They reliably supply solar installers across Germany and Europe with a wide product portfolio, thanks to direct manufacturer partnerships and efficient logistics. Epax Solar is committed to clean energy generation and sustainability.

Founded
2019
Headquarters
Deggendorf, Germany
Employees
1-10
Hyundai

HD Hyundai Energy Solutions is a global provider of solar cells and modules, offering solutions for residential, commercial, and utility-scale projects. They provide monofacial, bifacial, and shingled PV modules, along with inverters and various PV solutions. The company is committed to developing next-generation...

Founded
2004
Headquarters
Seongnam-si, South Korea
Annual capacity
1.35 GW/year
Employees
206
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Epax Solar Hyundai
Catalog & Power
Panel Models 0 65+65
Max Power 0 W 640 W+640 W
Avg Power 0 W 442 W+442 W
Efficiency
Max Efficiency - 23.40%
Avg Efficiency - 21.49%
Reliability & Warranty
Avg Temp Coefficient - -0.300%/°C
Bifacial Share 0 (0%) 43 (66%)+66 pp
Avg Warranty - 27.4 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

Hyundai skews to higher efficiency: 6% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Hyundai offers more 600W+ panels (5% of lineup)

Epax Solar cell technology
Share of their models by cell architecture
Hyundai cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>HJT</strong> (38%)

04

The flagships

Highest-power models from each brand
Epax Solar all models
No panels from this manufacturer are in the database yet.
05

Written summary

Checking cache...

Epax Solar GmbH is a Germany-based, owner-managed photovoltaic wholesaler headquartered in Deggendorf, Bavaria. Founded to serve the growing European solar installation market, the company operates as a distributor of PV components - sourcing solar modules, inverters, and storage systems from third-party manufacturers and supplying them to installers and contractors across Germany and wider Europe. Because Epax Solar does not manufacture its own panels, it holds no BloombergNEF Tier 1 bankability designation as a module producer and publishes no annual cell output figure. HD Hyundai Energy Solutions, by contrast, is a South Korean vertically integrated module manufacturer whose solar business traces back to 2004 under the HD Hyundai Group, a Fortune Global 500 conglomerate. With over 1.4 GW of reported annual production capacity and manufacturing facilities in South Korea, HD Hyundai carries a substantially stronger institutional footprint and is recognised as a bankable supplier in international project finance.

From a product standpoint, Epax Solar's value lies in its portfolio breadth rather than proprietary technology - buyers access modules from multiple brands through a single logistics relationship, which suits installers who want flexible sourcing and short delivery times across Europe. HD Hyundai Energy Solutions, on the other hand, markets its own panel families targeting residential rooftops and small commercial ground-mounts; its XG and YH Series have historically used PERC cell architecture, and the company began mass production of N-Type TOPCon cells in 2025, pushing efficiencies toward the higher end of the mass-market range. Hyundai panels carry a 25-year product warranty and a 25-year performance warranty, backed by the parent group's balance sheet.

For a buyer seeking a specific branded solar module with a traceable manufacturer warranty and financing support, HD Hyundai Energy Solutions is the more appropriate choice - it is an actual panel maker with verifiable technology and warranty obligations. Epax Solar serves a different function: it is a procurement channel, not a competing manufacturer, and is most relevant to European installers prioritising distributor relationships and local stock availability over branded module loyalty.

Generated by Claude Sonnet · 2026-06-21

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 41 Hyundai 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.