Hyundai Review 2026
Hyundai manufactures 2 models across solar panels. Efficiency range 21.5%–22%.
Headquartered in South Korea · Manufacturing in South Korea
Founded 1947 by Chung Ju-yung (Hyundai Group founder) · Headquartered in Seoul, South Korea
Parent company: Hyundai Heavy Industries (Hyundai Energy Solutions)
Listed: KRX:267260
Hyundai at a glance
Certifications: IEC 61215 · IEC 61730 · UL 1703 · CEC Listed
Warranty: 25-yr product · 25-yr performance
Key milestones
- 1947 Hyundai Group founded by Chung Ju-yung
- 2005 Hyundai Heavy Industries entered solar manufacturing
- 2017 Spun off Hyundai Energy Solutions
Source: www.hyundai-solar.com/about · Last updated 2026-05-27
Hyundai Pros & Cons (data-driven)
+ Pros
- ✓ Average panel efficiency 21.8% exceeds industry baseline 21%
- ✓ Average product warranty 25yr exceeds industry baseline 12yr
- ✓ Strong heat tolerance (-0.3%/°C, better than industry -0.32%/°C)
- ✓ Low annual degradation 0.4%/yr (industry average ~0.5%/yr)
− Cons
- ✗ Distributor and installer pricing varies — direct retail rarely available
- ✗ Some 2026 models depend on regional distributor availability
Pros and cons calculated against industry baselines: 21% panel efficiency, 12yr panel warranty, -0.32%/°C temp coeff, 90% battery RTE.
Current Hyundai Product List (2)
Solar Panels (2)
| Model | Wattage | Efficiency | Warranty | Verified | Score | Details |
|---|---|---|---|---|---|---|
| HiE-S485VG | 485W | 22% | 25/25 yr | — | 91 (A) | View → |
| HiE-S420VG | 420W | 21.5% | 25/25 yr | — | 89 (B+) | View → |
Spec Sheet Downloads
No manufacturer-published datasheet links indexed yet for Hyundai. Visit the per-product page for spec details and any source links we have.
Recent Hyundai News
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Frequently Asked Questions
What is the SolarSpec Score for Hyundai?
Hyundai earns a SolarSpec Score of 90/100 (Grade A) based on the weighted average of all 2 models in their 2026 lineup. The score combines efficiency, warranty, temperature coefficient, and verification status. See our /methodology/ page for the full formula.
How many solar products does Hyundai offer in 2026?
Hyundai offers 2 products in their 2026 lineup: 2 solar panels.
What is the most efficient Hyundai solar panel?
The most efficient Hyundai solar panel is the HiE-S485VG at 22% efficiency with 485W output. Hyundai panels range from 21.5% to 22% efficiency across 2 models.
What warranty does Hyundai offer on solar panels?
Hyundai offers up to 25-year product warranty and up to 25-year performance warranty. Average annual degradation across the lineup is 0.4%.
Where are Hyundai solar panels manufactured?
Hyundai solar panels are manufactured in South Korea.
How we score brands
Every Hyundai model in our catalog is scored 0-100 using a transparent formula: efficiency (25 pts), product warranty (20 pts), performance warranty bonus (3 pts), temperature coefficient (12 pts), and datasheet verification (5 pts), on a 50-point baseline. The brand-level score is the simple average across all 2 models.
Read the full SolarSpec methodology →