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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsColombier Vd3suns Sàrl
3suns Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of 3SUN is the development, manufacture and marketing of solar modules and photovoltaic cells, in particular with CORE-H technology, as well as research and development of new innovative photovoltaic technologies such as tandem technology.

AI-generated
Offering

Products & services

Industry:Solar & Photovoltaics
✓ Offered3
Photovoltaic modules
HJT photovoltaic modules for rooftop applications and ground-mounted systems, with series B60, B60 LE, B48 and B48 LE, high efficiency, bifaciality, performance warranty up to 30 years.
Customer assistance and support
Technical, financial and logistical support for requests regarding 3SUN modules, claims, documentation, technical issues and service requests via a dedicated form.
Distributor network / module purchasing
Purchase of 3SUN modules via a network of partners and resellers for distributed systems and large solar installations, with support for installers and direct customers.
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4.1/5

3suns Sàrl

Trust & reputation

ranQ Trust Score of 3suns Sàrl: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

3suns Sàrl has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
3suns Sàrl scores 80.9 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.86.512%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.70.07%
3suns Sàrl scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).83.322%
3suns Sàrl scores 97.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.97.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

3suns Sàrl reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Chemin de la Séverire 6
1114 Colombier Vd

At a glance

Legal form
Limited Liability Company
UID
CHE-231.889.865
Founded
2016 · 10 years
Last commercial register change
May 2, 2016
Employees
11 to 20
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
88.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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