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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesResearch & DevelopmentDerendingenAgea-Kull AG
Agea-Kull AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of agea-kull ag is the development, production and distribution of electrical devices, in particular high-voltage rectifiers, switchgear, tone frequency transformers, converters, special transformers and high-voltage testing equipment.

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Offering

Products & services

Industry:Research & DevelopmentElectrical Industry
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Agea-Kull AG

✓ Offered
9
High-voltage test equipment
Custom insulation test equipment for potential tests, test cases for on-site use, compensated equipment for motors and generators, test consoles, partial discharge test stations, DC test equipment with discharge facilities.
Medium-voltage reactors (DSH03/DSH04)
Reactors for on-site testing of medium-voltage components, for parallel compensation, as voltage generators in frequency-variable resonance systems, or to expand the load range.
Inspection and repair of galvanic rectifiers
Inspection and repair of galvanic rectifiers, including replacement of thyristor controllers, transformers or diode sets, as well as oil conditioning, oil replacement and tank replacement.
Inspection, repair and modernization of test systems
Inspection, repair and modernization of test systems and components, including those from third-party manufacturers; upgrading control and measuring equipment to the current state of the art.
Rewinding transformers and choke coils
Rewinding of high-voltage, high-current, strip and wire windings; manufacture of windings up to 500 kg total weight and 1100 mm winding width.
Assembly work
Assembly work in two assembly halls with crane systems; suitable for assembly and mechanical processing of test systems and components.
Contract development and prototype construction
Project-based development, design, construction and testing of systems and components that are not included in the standard program.
Consulting
Consulting for high-voltage test fields, measuring stations and the design of high-current systems; support with knowledge and experience during project planning.
On-site commissioning and repairs
On-site repairs of test systems and rectifiers, commissioning and training; service deployments within Switzerland usually within one day.
Trust & reputation

ranQ Trust Score of Agea-Kull AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Agea-Kull AG scores 55.9 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.53.824%
  • 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.49.510%
  • 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.70.08%
Agea-Kull AG scores 85.5 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.100.012%
  • 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.55.07%
Agea-Kull 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%
Agea-Kull AG scores 4.0 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 35.4.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Agea-Kull AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 3.7 out of 5 stars from 6 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
3.7
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle3.76
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Meisenweg 1
4552 Derendingen
Opening hours
Mon
08:00 - 12:00, 14:00 - 17:00
Tue
08:00 - 12:00, 14:00 - 17:00
Wed
08:00 - 12:00, 14:00 - 17:00
Thu
08:00 - 12:00, 14:00 - 17:00
Fri
08:00 - 12:00, 14:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.159.164
Founded
1957 · 69 years
Last commercial register change
May 12, 2023
Employees
1 to 10
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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