The temperature sensor manufacturer landscape in Germany is known for its strong engineering standards, precision manufacturing, and advanced industrial measurement technologies. German companies play an important role in supplying high-accuracy temperature sensors used in automation, process control, machinery, and energy systems across global industries.
This article highlights several trusted temperature sensor manufacturers and suppliers in Germany, helping buyers quickly identify reliable partners for industrial temperature monitoring. As industries increasingly adopt automation, Industry 4.0 systems, and high-efficiency production processes, the demand for precise and durable temperature sensing solutions continues to grow. The following list is especially useful for:
- OEM equipment manufacturers sourcing temperature sensors
- Industrial engineers and automation system designers
- Procurement managers looking for reliable sensor suppliers
- Factories and plants upgrading temperature monitoring systems
- Distributors searching for established temperature sensor brands
Below, we introduce five well-known German temperature sensor manufacturers and suppliers, outlining their capabilities, product offerings, and industry focus—because choosing the right partner can directly impact measurement accuracy, system reliability, and long-term performance. Continue reading to explore the companies that stand out in this field.
List of the Top 5 Temperature Sensor Manufacturers and Suppliers in Germany
| Brand | Company Headquarters | Key Products |
|---|---|---|
| 1. Graeff GmbH | Troisdorf, Germany | Thermocouples, RTD sensors, custom temperature sensors |
| 2. KRIWAN Industrie-Elektronik | Forchtenberg, Germany | PTC sensors, winding sensors, Pt100/Pt1000 sensors |
| 3. KROHNE | Duisburg, Germany | RTD sensors, thermocouples, temperature transmitters |
| 4. Therma Thermofühler GmbH | Lindlar, Germany | Thermocouples, Pt100/Pt1000 sensors, temperature probes |
| 5. Herth elektrische Temperaturgeber GmbH | Werne, Germany | Resistance thermometers, thermocouples, temperature accessories |
1. Graeff GmbH
Introduction:
Graeff GmbH is a well-established temperature sensor manufacturer in Germany known for its precision temperature measurement technology and strong engineering background. With nearly 80 years of experience, the company develops and manufactures a wide range of thermocouples and resistance thermometers used across industries such as plastics processing, automotive, furnace construction, and mechanical engineering. Graeff produces more than 5,000 temperature sensor types with over 20,000 possible variations, allowing customers to find reliable solutions for complex industrial temperature monitoring. As a trusted temperature sensor supplier, the company also provides customized sensor designs through its CAD configurator, helping OEM manufacturers, factories, and industrial system integrators implement accurate and durable temperature sensing solutions.
Founded: 1940s (nearly 80 years of experience)
Company Headquarters: Bonner Straße 54, 53842 Troisdorf, Germany
Key Products:
- Thermocouples for industrial temperature measurement
- Resistance thermometers (RTD temperature sensors)
- Customized temperature sensor solutions
- Melt pressure sensors
- Electric heating and temperature control components
Business Type: Temperature Sensor Manufacturer and Supplier
2. KRIWAN Industrie-Elektronik
Introduction:
KRIWAN Industrie-Elektronik GmbH is a specialized temperature sensor manufacturer and thermal protection technology supplier based in Germany. With more than 50 years of industry experience, the company focuses on temperature monitoring and overheating protection solutions for motors, compressors, generators, and industrial equipment. KRIWAN develops high-precision thermal sensors including PTC sensors, winding sensors, and Pt100/Pt1000 temperature sensors that are widely used in HVAC/R systems, refrigeration equipment, electric motors, and renewable energy systems. Through fully automated sensor production and strict 100% testing processes, KRIWAN ensures consistent measurement accuracy and reliability. As a trusted temperature sensor supplier for industrial applications, the company also provides customized sensor configurations and integrated protection solutions for OEM manufacturers, machinery builders, and industrial system designers requiring dependable temperature monitoring.
Founded: 1966
Company Headquarters: Forchtenberg, Baden-Württemberg, Germany
Key Products:
- PTC screw-in temperature sensors
- PTC winding sensors for motor protection
- Pt100, Pt1000 and NTC temperature sensors
- Thermal protection relays for motors and compressors
- Industrial monitoring and sensor connectivity solutions
Business Type: Temperature Sensor Manufacturer and Industrial Sensor Supplier
3. KROHNE
Introduction:
KROHNE is a globally recognized industrial instrumentation company and a trusted temperature sensor manufacturer and process measurement supplier. Headquartered in Germany, the company provides advanced temperature measurement technologies designed for demanding industrial environments. KROHNE develops RTD temperature sensors, thermocouple sensors, and compact temperature transmitters widely used in industries such as chemical processing, oil and gas, food and beverage, water treatment, and power generation. Its OPTITEMP series temperature sensors are designed for accurate process monitoring, offering options for hygienic applications, confined spaces, and high-temperature environments. As an experienced industrial temperature sensor supplier, KROHNE supports OEM manufacturers, plant engineers, and system integrators with reliable measurement solutions, flexible installation options, and robust sensor designs that meet strict industrial standards.
Founded: 1921
Company Headquarters: Ludwig-Krohne-Str. 5, 47058 Duisburg, Germany
Key Products:
- RTD compact temperature sensors
- RTD cable temperature sensors
- Thermocouple (TC) temperature sensors
- Industrial temperature transmitters
- Process measurement and monitoring instrumentation
Business Type: Industrial Measurement Instrumentation Manufacturer and Temperature Sensor Supplier
4. Therma Thermofühler GmbH
Introduction:
Therma Thermofühler GmbH is a German temperature sensor manufacturer specializing in high-precision temperature measurement technology for industrial, laboratory, and research applications. The company has focused on developing and producing reliable thermocouples and resistance thermometers that meet demanding measurement requirements. Operating from its facility in Lindlar, Germany, Therma manufactures many of its sensors by hand and according to strict quality standards, including ISO 9001 certification. The company offers both standard and fully customized temperature sensors designed for specific environments, temperature ranges, and installation conditions. As an experienced temperature sensor supplier, Therma also provides accessories such as cables, connectors, compression fittings, and transmitters, enabling engineers and equipment manufacturers to build complete temperature monitoring systems. With fast production times and strong customization capabilities, the company supports OEM manufacturers, laboratories, motorsport teams, and industrial equipment builders that require precise and durable temperature sensing solutions.
Founded: 1991
Company Headquarters: Schreinerweg 8, 51789 Lindlar, Germany
Key Products:
- Thermocouples for industrial temperature measurement
- Resistance thermometers (Pt100 and Pt1000 sensors)
- Customized temperature probes and sensors
- Thermocouple wires and compensating cables
- Connectors, compression fittings, and temperature measurement accessories
Business Type: Temperature Sensor Manufacturer and Temperature Measurement Technology Supplier
5. Herth elektrische Temperaturgeber GmbH
Introduction:
Herth elektrische Temperaturgeber GmbH is a German temperature sensor manufacturer specializing in electrical temperature measurement technology for industrial applications. Founded in 1978, the company designs and produces high-quality thermocouples and resistance thermometers used in a wide range of industrial systems and process environments. With strong engineering expertise and flexible production capabilities, Herth focuses on developing both standard and custom temperature sensor solutions tailored to specific operating conditions and installation requirements. The company also supplies compensating cables, accessories, and electronic components that support complete temperature monitoring systems. As a reliable temperature sensor supplier, Herth emphasizes fast production, durable sensor design, and personalized technical support, helping equipment manufacturers, plant operators, and industrial engineers maintain accurate and stable temperature control in their processes.
Founded: 1978
Company Headquarters: Landwehrstr. 86-88, 59368 Werne, Germany
Key Products:
- Industrial resistance thermometers
- Thermocouples for temperature measurement
- Customized temperature sensor solutions
- Compensating and extension cables
- Temperature measurement components and accessories
Business Type: Temperature Sensor Manufacturer and Industrial Sensor Supplier
Conclusion
Germany is widely recognized for its strong expertise in industrial measurement technology, and many well-known temperature sensor manufacturers from the country have built a global reputation for precision engineering, reliability, and innovation. Companies such as Graeff, KRIWAN, KROHNE, Therma, and Herth demonstrate how German manufacturers continue to deliver high-performance thermocouples, resistance thermometers, and customized temperature sensing solutions for industries including automation, HVAC, energy, and manufacturing. Their focus on quality control, advanced production technology, and application-specific designs has made Germany an important hub for temperature sensor development and supply.
At the same time, as global industries expand and supply chains become more international, many buyers are also exploring reliable temperature sensor manufacturers beyond Europe. Vancera, a China-based temperature sensor manufacturer, is emerging as a trusted partner for OEM manufacturers and industrial equipment suppliers seeking high-quality yet cost-efficient sensing solutions. With strong customization capabilities, stable production capacity, and experience in thermocouples and RTD temperature sensors, Vancera supports customers worldwide who require dependable temperature monitoring components for modern industrial systems.
