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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringThayngenTARU AG
TARU AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

TARU is a Switzerland-wide operating company in the field of solar energy. The company's core activity is the development, production and distribution of components for solar systems, in particular inverter stations, generator connection boxes, fire department switches, overvoltage protection and transport solutions for PV modules. In addition, the company offers repair and consulting services for these components.

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Products & services

Industry:Technical Consulting & Engineering
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TARU AG

Solar & Photovoltaics
✓ Offered11
Generator connection box
Generator connection boxes for PV systems, standardised or customer-specific; with plug connections, accessories and individual GAK requests for different MPP tracker configurations.
Inverter
Inverter accessories and inverter repair; replacement and service offerings for solar inverters from various brands, as well as suitable components for operation.
Inverter shelters
Inverter shelters for flat roofs, modular combinations, in sizes WRU L and WRU XL; with components, accessories and individual shelters on request.
Changeover boxes for PV hybrid inverters
Plug-and-play changeover boxes for grid and backup power operation, including for Fronius, Kostal and Sofar hybrid inverters, with FI/LS, switches and smart-meter options.
Cable assembly
Cable assembly on order, i.e. the production of the requested cables according to specification.
Transport organisation
Organisation of transports for products and projects, including coordination of the transport process.
Surge protection
Surge protection components for PV and inverter systems, including surge arresters and suitable protection modules for the DC and AC sides.
Switch | fuse
Switch and fuse components for PV systems and inverters, including AC switches, FI/LS and other protection devices.
Enclosures
Enclosures and control cabinet solutions for PV and inverter applications, including weatherproof mounting and protective housings.
Transport solution for PV modules
Transport solution for PV modules, listed as its own product segment in the range.
Alu composite panels | dummy modules
Alu composite panels and dummy modules for PV and plant applications, listed as a separate product range.
Trust & reputation

ranQ Trust Score of TARU AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

TARU AG scores 67.4 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.61.924%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.72.110%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.78.08%
TARU AG scores 84.8 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.89.612%
  • 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%
TARU AG scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
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).85.022%
TARU AG scores 17.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

TARU AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.2 out of 5 stars from 16 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
4.2
of 5

Aggregated from 16 reviews across all connected sources

Sources
GGoogle4.216
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Location

Bohlstrasse 16
8240 Thayngen
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:00
Tue
08:00 - 12:00, 13:00 - 17:00
Wed
08:00 - 12:00, 13:00 - 17:00
Thu
08:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-140.728.479
Founded
2015 · 11 years
Last commercial register change
June 28, 2023
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.
100.0
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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