Trina Solar Review 2026
Trina Solar manufactures 7 models across solar panels. Efficiency range 21%–22.8%.
Headquartered in China · Manufacturing in China
Founded 1997 by Jifan Gao · Headquartered in Changzhou, Jiangsu, China
Parent company: Trina Solar Co., Ltd.
Listed: SH:688599
Trina Solar at a glance
Certifications: IEC 61215 · IEC 61730 · UL 1703 · CEC Listed
Warranty: 15-yr product · 30-yr performance
Key milestones
- 1997 Founded in Changzhou, China
- 2006 Listed on NYSE (TSL) - delisted 2017
- 2020 Relisted on Shanghai STAR Market (688599)
- 2021 Launched Vertex N-type TOPCon series
Source: www.trinasolar.com/en-glb/about-us · Last updated 2026-05-27
Trina Pros & Cons (data-driven)
+ Pros
- ✓ Average panel efficiency 22.1% exceeds industry baseline 21%
- ✓ Average product warranty 14.6yr exceeds industry baseline 12yr
- ✓ Strong heat tolerance (-0.3%/°C, better than industry -0.32%/°C)
- ✓ Low annual degradation 0.43%/yr (industry average ~0.5%/yr)
- ✓ 100% of SKUs triple-verified against manufacturer datasheets
− 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 Trina Solar Product List (7)
Solar Panels (7)
| Model | Wattage | Efficiency | Warranty | Verified | Score | Details |
|---|---|---|---|---|---|---|
| Vertex N+ 600W | 600W | 22.8% | 15/30 yr | ✓ | 94 (A) | View → |
| Vertex N 590W | 590W | 22.5% | 15/30 yr | ✓ | 92 (A) | View → |
| Vertex S+ NEG9RC 450W | 450W | 22.5% | 15/30 yr | ✓ | 92 (A) | View → |
| Vertex N 580W Bifacial | 580W | 22.4% | 15/30 yr | ✓ | 92 (A) | View → |
| Vertex S+ 445W | 445W | 22.3% | 15/30 yr | ✓ | 91 (A) | View → |
| Vertex S 420W | 420W | 21.3% | 15/25 yr | ✓ | 80 (B+) | View → |
| DE09R 430W | 430W | 21% | 12/25 yr | ✓ | 76 (B) | View → |
Spec Sheet Downloads
7 manufacturer-published datasheets available for Trina Solar products. All links go to the official PDF on the manufacturer's website.
- PDF Trina Solar Vertex S+ 445W datasheet →https://static.trinasolar.com/sites/default/files/Vertex%20S+_NEG9R.28_EN_2024_APAC_A_web.pdf
- PDF Trina Solar Vertex N 590W datasheet →https://static.trinasolar.com/sites/default/files/VertexN_brochure_EN.pdf
- PDF Trina Solar Vertex S 420W datasheet →https://static.trinasolar.com/sites/default/files/Datasheet_Vertex%20S+_NEG9R.25_EN_2024_A_web.pdf
- PDF Trina Solar DE09R 430W datasheet →https://www.trinasolar.com/us/product/VERTEX-S
- PDF Trina Solar Vertex N+ 600W datasheet →https://www.trinasolar.com/us/product/VERTEXN-NEG19RC.20
- PDF Trina Solar Vertex S+ NEG9RC 450W datasheet →https://static.trinasolar.com/sites/default/files/VertexS+_NEG9RC.27%20425-450%20EN_2024_APAC_A_web.pdf
- PDF Trina Solar Vertex N 580W Bifacial datasheet →https://www.trinasolar.com/us/product/VERTEXN-NEG19RC.20
Where Trina is Recommended
Our climate-adapted state guides recommend Trina Solar models in 3 states.
Recent Trina News
SolarSpec does not republish third-party news. For the latest Trina Solar news — product launches, financial filings, recalls, supply-chain updates — search Google News directly.
Search Trina news on Google News →Related Brands
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Frequently Asked Questions
What is the SolarSpec Score for Trina Solar?
Trina Solar earns a SolarSpec Score of 88/100 (Grade B+) based on the weighted average of all 7 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 Trina Solar offer in 2026?
Trina Solar offers 7 products in their 2026 lineup: 7 solar panels.
What is the most efficient Trina Solar solar panel?
The most efficient Trina Solar solar panel is the Vertex N+ 600W at 22.8% efficiency with 600W output. Trina Solar panels range from 21% to 22.8% efficiency across 7 models.
What warranty does Trina Solar offer on solar panels?
Trina Solar offers up to 15-year product warranty and up to 30-year performance warranty. Average annual degradation across the lineup is 0.43%.
Where are Trina Solar solar panels manufactured?
Trina Solar solar panels are manufactured in China.
Where can I download Trina Solar datasheets?
We have direct manufacturer-published datasheet links for 7 of 7 Trina Solar products. See the Spec Sheet Downloads section below for direct PDF links.
How we score brands
Every Trina Solar 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 7 models.
Read the full SolarSpec methodology →