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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIndustryElectrical IndustryFrauenfeldSigner Elektromotoren AG
Signer Elektromotoren AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Signer Elektromotoren AG encompasses the development, manufacture, repair and distribution of drive technology products and components, particularly: electric and gear motors, frequency converters, ball and plain bearings, servo motors, special motors, cutting systems and tools for pipe processing. The company also offers services such as repairs, revisions, rewinding, balancing technology and on-site service.

AI-generated
Offering

Products & services

Industry:Electrical Industry
✓ Offered12
Repairs and overhauls
Professional repair, overhaul, testing and cleaning of electric motors; replacement of wear parts, assembly and repainting to extend service life.
Winding shop
Winding work for three-phase motors and DC motors, including rotors, stators, coils, prototypes and special windings for single items and series.
Balancing technology
Static and dynamic balancing of rotating parts and machine components from 0.1 kg to 500 kg, including contract work, single items and series.
Servo motor service
Repair, testing and refurbishment of servo motors regardless of manufacturer, including drive control, regulation and encoder systems.
On-site service
Support during operation with fault rectification as well as removal and installation during overhauls and other work on site.
Controls and retrofit
Drive functions, frequency converters and controls for older machines; components and retrofit solutions from one source.
Special motors
Manufacture of special motors and adaptation of standard motors for specific requirements, prototypes and series with drive shaft and flanges.
Gearbox and electric motors
Electric and geared motors, including AC, three-phase, brake and DC motors, with quick availability and a large stock.
Gearbox assembly center
Assembly of spur gear motor units in Frauenfeld; if needed also at short notice and using a modular system.
Frequency converters
Frequency converters for different drive applications, from wall mounting and IP66 designs to direct installation in the control cabinet.
Bearing technology
Rolling bearings, plain bearings and products for linear technology as well as bearings, tools, induction heating devices, pullers and presses.
Accessories for drive technology
Accessories for drive technology, including taper locking bushings, couplings, chain sprockets, motor-protection switches, external blowers and temperature sensors.
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4.4/5

Signer Elektromotoren AG

Trust & reputation

ranQ Trust Score of Signer Elektromotoren AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

Signer Elektromotoren AG scores 82.4 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.79.624%
  • 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.84.710%
  • 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.88.08%
Signer Elektromotoren 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%
Signer Elektromotoren 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%
Signer Elektromotoren AG scores 31.4 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 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Signer Elektromotoren AG reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.7 out of 5 stars from 27 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
4.7
of 5

Aggregated from 27 reviews across all connected sources

Sources
GGoogle4.727
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Oberwiesenstrasse 75
8500 Frauenfeld
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:30
Tue
07:00 - 12:00, 13:00 - 17:30
Wed
07:00 - 12:00, 13:00 - 17:30
Thu
07:00 - 12:00, 13:00 - 17:30
Fri
07:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.775.184
Founded
1992 · 34 years
Last commercial register change
December 10, 2025
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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