TWK-ELEKTRONIK

🇩🇪 Germany Industrial Sensors

Rotary encoders, draw-wire linear transducers, inclination sensors, vibration sensors, switching cam encoders and safety-rated sensors.

TWK-ELEKTRONIK GmbH is a German sensor technology company based in Düsseldorf. Founded in 1962 by Theo W. Kessler, the company developed from an electronics and sensor specialist into a medium-sized family business with a strong focus on reliable sensoring for machines, plants, systems and people. TWK’s brand positioning is "Supreme Sensoring," with particular emphasis on sensors with functional safety for sensitive or hazardous applications.

Products and applications

TWK’s product range includes rotary encoders, draw-wire linear transducers, inclination sensors, vibration sensors, rotor hub sensors, switching cam encoders, linear transducers, scanners and accessories. Its products are used in machinery, plant engineering, mobile equipment, wind energy, cranes, safety-related applications, hazardous areas and other systems where position, angle, speed, inclination or vibration must be measured reliably.

Product Categories

Rotary Encoders

Inclinometers

Draw-Wire Sensors

Safety Sensors

Linear Position Sensors

Product Lines & Series

CRD/CRF Series - Rotary Encoders
NBN/NB Series - Inclinometers
SWF/SWG Series - Draw-Wire Sensors
TRT Series - Safety Encoders

Products & Components

Absolute rotary encoders (robust design)Incremental rotary encodersFunctional safety encoders (SIL 2/3)Safety inclinometers (SIL 2)Draw-wire (rope-pull) position sensorsSafety draw-wire sensors (SIL 2)Linear position sensorsCANopen/Profibus/SSI interfaces

Solutions & Applications

Crane boom angle and length measurementSteel mill position sensing in extreme heatOffshore equipment position feedbackConstruction equipment tilt monitoring

Industries Served

Cranes & Material HandlingWind EnergyConstruction Equipment

Technologies & Expertise

Ruggedized encoder design for extreme environmentsFunctional safety sensor architectureDraw-wire measurement with safety certificationATEX-rated sensor construction

Certifications & Standards

SIL 2 / SIL 3 (IEC 61508)

Company facts

Headquarters: Düsseldorf, Germany
Founded: 1962
Employees: 50-250
Ownership: Medium-sized family business

Visit website LinkedIn Email +49 211 96117-0

Profile transparency

Data status: Publicly researched profile
Sources: Official website, public company and product pages
Last reviewed: April 2026

Publicly researched profile. Supplier information is based on publicly available company and product information and can be corrected, claimed, or removed on request.

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