Talesun Review 2026
Talesun manufactures 2 models across solar panels. Efficiency range 21.5%–22%.
Headquartered in China · Manufacturing in China
Founded 2010 · Headquartered in Suzhou, Jiangsu, China
Parent company: Zhongli Talesun Solar (private)
Talesun at a glance
Certifications: IEC 61215 · IEC 61730 · UL 1703 · CEC Listed
Warranty: 12-yr product · 30-yr performance
Key milestones
- 2010 Founded in Suzhou, China
- 2015 Opened Thailand manufacturing facility
Source: www.talesun.com · Last updated 2026-05-27
Talesun Pros & Cons (data-driven)
+ Pros
- ✓ Average panel efficiency 21.8% exceeds industry baseline 21%
- ✓ Average product warranty 13.5yr exceeds industry baseline 12yr
- ✓ Low annual degradation 0.45%/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 Talesun Product List (2)
Solar Panels (2)
| Model | Wattage | Efficiency | Warranty | Verified | Score | Details |
|---|---|---|---|---|---|---|
| HiPro TPD-M12-430 | 430W | 22% | 15/30 yr | — | 85 (B+) | View → |
| Bistar Plus 455W | 455W | 21.5% | 12/25 yr | — | 73 (B) | View → |
Spec Sheet Downloads
No manufacturer-published datasheet links indexed yet for Talesun. Visit the per-product page for spec details and any source links we have.
Recent Talesun News
SolarSpec does not republish third-party news. For the latest Talesun news — product launches, financial filings, recalls, supply-chain updates — search Google News directly.
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Frequently Asked Questions
What is the SolarSpec Score for Talesun?
Talesun earns a SolarSpec Score of 79/100 (Grade B) 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 Talesun offer in 2026?
Talesun offers 2 products in their 2026 lineup: 2 solar panels.
What is the most efficient Talesun solar panel?
The most efficient Talesun solar panel is the HiPro TPD-M12-430 at 22% efficiency with 430W output. Talesun panels range from 21.5% to 22% efficiency across 2 models.
What warranty does Talesun offer on solar panels?
Talesun offers up to 15-year product warranty and up to 30-year performance warranty. Average annual degradation across the lineup is 0.45%.
Where are Talesun solar panels manufactured?
Talesun solar panels are manufactured in China.
How we score brands
Every Talesun 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 →