Thermo Sensor
Thermo Sensor GmbH is a German privately held manufacturer founded in 1994 in Werne that designs and produces thermocouples, RTDs, high-temperature, vacuum-tight, and explosion-protected temperature sensors, and offers DAkkS-accredited calibration services to industrial, automotive, heat treatment, glass, and power/energy customers worldwide.
- Company typePrivate
- Founded1994
- HeadquartersWerne, Germany
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What Thermo Sensor does
Thermo Sensor GmbH is a German privately held manufacturer of industrial temperature measurement sensors, founded in 1994 and headquartered in Werne, North Rhine-Westphalia. The company designs, develops, and produces thermocouples (Thermoelemente) and resistance temperature detectors (Widerstandsfühler / RTDs), including sheathed, miniature, high-temperature (up to +660.3°C), vacuum-tight, surface, explosion-protected, high-voltage, and waterproof variants, alongside accessories such as connectors, cables, and precision-turned parts. A complementary offering is its DAkkS-accredited in-house calibration laboratory operating under ISO/IEC 17025:2018 since 2012, covering DAkkS, AMS 2750, and CQI-9 calibrations across -38.8°C to +660.3°C.
The business model is predominantly hardware sales (custom and standard sensors) supplemented by calibration services, with quote-based pricing on customer-specific designs. Go-to-market combines direct sales from the Werne HQ, in-house planning services that accompany customers from measurement task analysis through realization, a European partner network (CASCADE, Restutech, Premier Hose), and recurring trade fair participation including Automotive Testing Expo Stuttgart and MEORGA Spezialmesse. The company holds ISO 9001:2015 and ISO 14001:2015 certifications.
Customers are spread across industrial manufacturing, automotive (including EV battery and high-voltage applications), heat treatment, glass, and power/energy verticals, with products used on all continents. The company is led by Managing Director Waldemar Dobslaff and operates with approximately 250 employees from a single Werne facility, with no parent company, subsidiaries, or external investors identified.
Thermo Sensor firmographics
Firmographics- Name
- Thermo Sensor
- Legal name
- Thermo Sensor GmbH
- Website
- https://thermo-sensor.de
- Company type
- Private
- Founded year
- 1994
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Thermo Sensor GmbH is a German privately held manufacturer founded in 1994 in Werne that designs and produces thermocouples, RTDs, high-temperature, vacuum-tight, and explosion-protected temperature sensors, and offers DAkkS-accredited calibration services to industrial, automotive, heat treatment, glass, and power/energy customers worldwide.
- Ownership category
- akta.pro rank
Thermo Sensor industry classification
Industry- Product category
- Industrial Temperature Sensors
- NAICS
- Other Measuring and Controlling Device Manufacturing (334519), Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512)
- SIC
- Instruments For Meas & Testing Of Electricity & Elec Signals (3825)
- akta.pro primary industry
- Industrial Sensors (Pressure, Temperature, Flow, Level, Proximity, Vibration) (IMAGAFAA)
- akta.pro secondary industry
- Thermistors & Temperature Sensors (NTC/PTC/RTD Elements) (HDAHANAH)
Keywords
Where Thermo Sensor is headquartered
LocationHeadquarters
- HQ city
- Werne
- HQ country
- Germany
- HQ region
- Europe
Offices1 record
Markets served
Thermo Sensor business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Supply Chain, Operations, Technology or R&D, Marketing or Sales
Revenue model
- Temperature Sensor Manufacturing: Design, development, and production of temperature sensors including thermocouples, resistance thermometers, and accessories. Standard, custom, and explosion-protected designs are manufactured at the Werne facility in Germany.
- Calibration Services: DAkkS-accredited calibration laboratory providing calibration services for temperature measurement equipment including DAkkS calibrations, AMS 2750/CQI-9 compliant calibrations, and factory calibrations.
- Custom/Special Production: Customer-specific temperature sensor solutions developed and manufactured according to individual requirements, supported by in-house planning services from measurement task analysis through realization.
Go-to-market motion1 record
Distribution channels2 records
Marketing channels5 records
Thermo Sensor product offering
Product offeringCore offering
Thermo Sensor GmbH manufactures precision industrial temperature sensors, including thermocouples (Thermoelemente), mineral-insulated resistance temperature detectors (Widerstandsfühler), and specialized high-voltage and waterproof sensor systems. The company complements its hardware portfolio with a DAkkS-accredited calibration laboratory service and produces complementary components such as turned parts, connectors, and cables/leads used in industrial temperature measurement installations.
Product overview
Thermo Sensor GmbH is a German manufacturer of precision temperature measurement sensors with 30 years of experience. The company offers a comprehensive portfolio of temperature sensors including thermocouples (Thermoelemente) and resistance temperature detectors (Widerstandsfühler) in standard, custom, and explosion-protected designs. The product range encompasses sheathed thermocouples, high-temperature sensors, vacuum-tight sensors, surface sensors, industrial sensors, and specialized sensors for high-voltage and waterproof applications. Supporting products include connectors, cables, turned parts, and DAkkS-accredited calibration services. The company operates from Werne, NRW, Germany, and serves customers on all continents.
Differentiator
Problem solved
Functional benefit
Products and services
- Thermocouples (Thermoelemente)
- Resistance Temperature Detectors (Widerstandsfühler)
- High-Voltage Sensor Systems (Hochvolt-Sensorik)
- Waterproof Sensor Systems (Wasserdichte Sensorik)
- DAkkS-accredited Calibration Services (Kalibrierung)
- Turned Parts (Drehteile)
- Connectors (Steckverbinder)
- Cables and Leads (Kabel und Leitungen)
- Quick Wiring Miniature Plug
Quantifiable outcome
- Temperature calibration range from -38.8°C to +660.3°C
Companies that use Thermo Sensor
Customer profileSegments5 records
Ideal customer profiles3 records
Thermo Sensor technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature5 records
Thermo Sensor partnerships and signals
Strategic signalPartnerships
Three partnerships are on record, tiered core.
- CASCADEcoreEuropean partner providing distribution and support services. Listed as a long-standing partner contributing to customer satisfaction alongside other European partners.
- RestutechcoreEuropean partner providing distribution and support services. Listed as a long-standing partner contributing to customer satisfaction alongside other European partners.
- Premier HosecoreEuropean partner specializing in hose technologies. Listed as a long-standing partner contributing to customer satisfaction alongside other European partners.
Scale indicators5 records
Recent moves6 records
Expansion highlights5 records
Thermo Sensor competitors and assessment
Company assessmentDirect peers
- Phoenix Contact: German industrial automation specialist offering temperature transducers, RTDs, and thermocouples alongside its broader connectivity portfolio. Overlaps in industrial temperature measurement and high-voltage/automation applications.
- Endress+Hauser: Swiss-German manufacturer of industrial process measurement instruments, sensors, and solutions for temperature, flow, level, and pressure. Overlaps directly in industrial temperature sensing for process industries and shares the European industrial-customer base.
- WIKA: German-headquartered global leader in industrial measurement technology including thermocouples, RTDs, and thermowells. Directly comparable in product portfolio, target verticals (industrial, automotive, energy), and Made-in-Germany positioning.
- Omega Engineering (TE Connectivity): Long-established US-based temperature measurement specialist (now part of TE Connectivity) offering thermocouples, RTDs, and calibration services. Directly comparable product portfolio with a broader global service footprint.
- Burkert: German manufacturer of process automation including temperature, flow, and level sensors. Comparable in serving process industries (pharma, food, chemicals) and in Made-in-Germany mid-market positioning.
- JUMO: German Mittelstand manufacturer specializing in industrial measurement technology — temperature sensors, thermowells, controllers, and recording systems. Closest mid-sized peer in scale, customer mix (industrial, heat treatment, food), and specialization depth.
- IFM Electronic: German manufacturer of industrial sensors and automation technology including temperature sensors for process and machine-building applications. Comparable in target customer (industrial OEMs) and German Mittelstand heritage.
Broad incumbents
- Siemens: Global industrial automation incumbent offering SITRANS temperature instrumentation among a broad portfolio. Not specialized in Thermo Sensor's niche but a presence in shared accounts and competitive benchmark for scale and digital integration.
- Emerson (Rosemount): US-based process measurement leader (Rosemount brand) with temperature instrumentation for process industries. Indirect competitor with much larger R&D and global service capacity than Thermo Sensor.
- Honeywell Process Solutions: Global process-industry automation supplier with industrial temperature instrumentation as part of a wider controls portfolio. Competes indirectly in process-industry temperature sensing with stronger global service scale.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks5 records
Key highlights7 records
Customer concentration
Thermo Sensor social profiles
Digital presenceThermo Sensor compliance and trust
Trust signalCompliance3 records
Thermo Sensor financial estimates
Financial estimateRevenue estimate
Valuation estimate
Thermo Sensor leadership team
Management profileNumber of profiles
Profiles1 record
Thermo Sensor funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Thermo Sensor M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Thermo Sensor
What does Thermo Sensor do?
Thermo Sensor GmbH manufactures precision industrial temperature sensors, including thermocouples (Thermoelemente), mineral-insulated resistance temperature detectors (Widerstandsfühler), and specialized high-voltage and waterproof sensor systems. The company complements its hardware portfolio with a DAkkS-accredited calibration laboratory service and produces complementary components such as turned parts, connectors, and cables/leads used in industrial temperature measurement installations.
Is Thermo Sensor a public or private company?
Thermo Sensor is a private company. It is classified as unknown and is currently operating.
When was Thermo Sensor founded?
Thermo Sensor was founded in 1994. It employs 11 to 50 people.
Where is Thermo Sensor based?
Thermo Sensor is headquartered in Werne, Germany, in the Europe region.
How does Thermo Sensor make money?
Three revenue lines are on record. Temperature Sensor Manufacturing is the primary driver. The others are calibration Services and custom/Special Production.
Who are Thermo Sensor's main competitors?
Direct peers on record are Phoenix Contact, Endress+Hauser, WIKA, Omega Engineering (TE Connectivity), Burkert, JUMO and IFM Electronic. Broad incumbents are Siemens, Emerson (Rosemount) and Honeywell Process Solutions.
Does Thermo Sensor have an API?
No public API is recorded for Thermo Sensor.
What industry is Thermo Sensor in?
Thermo Sensor's product category is Industrial Temperature Sensors. Its primary akta.pro industry code is IMAGAFAA, Industrial Sensors (Pressure, Temperature, Flow, Level, Proximity, Vibration), with a secondary code of HDAHANAH, Thermistors & Temperature Sensors (NTC/PTC/RTD Elements). Its NAICS code is 334519 and its SIC code is 3825.