ThermoTEC Weilburg

What ThermoTEC Weilburg does

ThermoTEC Weilburg GmbH & Co. KG is a privately held, family-owned German distributor and full-service provider specializing in environmental simulation testing equipment. Founded in 1991 in Weilburg, Hesse, the company operates as an exclusive DACH-region distribution and service partner for two established Japanese/German OEMs — ESPEC Corporation (AR/ARU/TSA/LU/ARL series temperature, climate, and shock test chambers) and Memmert (ICH-L photostability chambers, UN/UF heating cabinets, plus BMT BioLine and TwinGuard cold-storage units). The portfolio is extended through ThermoTEC's own calibration and test laboratory, which is DAkkS-accredited for temperature/climate-chamber calibration and supports qualification, DGUV inspection, leak testing, pressure-vessel testing, custom modifications, and rental/used-equipment services.

The company's revenue mechanics combine three streams: one-time capital-equipment sales (industrial machinery such as ice-water shock test chambers and stability-storage climate rooms), recurring service and calibration contracts (factory and DAkkS calibration, DGUV, check-ups), and a rental/used-equipment program for cost-sensitive or temporary deployments. Pricing is quote-based and delivered through enterprise field sales anchored at the Weilburg headquarters, supported by a sales office in Austria, a Swiss subsidiary (ttwe schweiz ag in Kaiseraugst), and a channel partner (Climatec Eastern Europe Kft) covering Hungary and Eastern Europe. Customers are primarily enterprise R&D and quality organizations in automotive (battery, EV, ADAS validation), pharmaceutical (ICH Q1A/Q1B stability and photostability), biotechnology, battery technology (Swiss Battery Technology Center), and semiconductor/WBG materials (SET GmbH partnership).

In 2024 the company expanded operational capacity with a new multifunctional service building at Friedenbachstraße 19 (~600 sqm offices for ~30 staff and 1,200 sqm laboratory/workshop/logistics). It employs more than 100 people, operates without disclosed external capital, and is structured as a German Kommanditgesellschaft (KG) with managing partners Fabian Habich and Jörn Linnenkohl. Recent commercial activity includes a 2025 strategic partnership with Köhler-VLM Testing Technologies and a 2025 product introduction of ESPEC natural-CO2-refrigerant test chambers aligned with EU sustainability and F-Gas regulation trajectories.

Name

ThermoTEC Weilburg

Legal name

ThermoTEC Weilburg GmbH & Co. KG

Website

https://ttwe.de

Company type

Private

Founded year

1991

Operating status

Operating

Headcount range

51–100 employees

Short description

ThermoTEC Weilburg is a German family-owned distributor and full-service provider of environmental simulation testing equipment — temperature, climate, and shock chambers from ESPEC and Memmert — serving enterprise automotive, pharmaceutical, biotechnology, battery, and semiconductor customers across the DACH region and Eastern Europe.

Ownership category

akta.pro rank

Product category

Environmental Simulation Equipment

NAICS

Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (33341), Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing (333415)

SIC

Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585), Services-Testing Laboratories (8734), Laboratory Apparatus & Furniture (3821)

akta.pro primary industry

Cold Chain & Temperature-Controlled Storage Equipment (IMAHAKAJ)

akta.pro secondary industry

Refrigerated Transport (Reefer) Temperature Recorder Calibration & Validation (TLAKANAM)

Keywords

• Environmental simulation equipment
• Temperature test chambers
• Climate test chambers
• Calibration laboratory services
• Pharmaceutical testing equipment

Headquarters

HQ city

Weilburg

HQ country

Germany

HQ region

Europe

Offices5 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Supply Chain, Operations, Infrastructure, Marketing or Sales, Technology or R&D

Revenue model

1. Environmental Simulation Equipment Sales: Sales of temperature test chambers, climate chambers, and environmental simulation equipment primarily from ESPEC and Memmert brands. Equipment is sold to customers in automotive, pharmaceutical, and biotechnology sectors.
2. Service and Maintenance: Comprehensive service offerings including maintenance, leak testing, factory calibration, DGUV inspection, check-ups, pressure vessel testing, and DAkkS calibration services. The company emphasizes its 360° service approach from delivery to after-sales.
3. Rental and Used Equipment: Storage, rental and used equipment services for customers who need temporary or cost-effective solutions.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels6 records

Core offering

ThermoTEC Weilburg is a specialist distributor and 360° service provider for environmental simulation and testing equipment in the DACH region, distributing ESPEC temperature/climate test chambers and Memmert laboratory equipment. The company sells, plans, installs, commissions, qualifies, and services the equipment it distributes, supplemented by an in-house DAkkS-accredited calibration and testing laboratory. It also offers maintenance, customized modifications, and rental/used equipment programs to automotive, pharmaceutical, biotechnology, battery, and semiconductor customers.

Product overview

ThermoTEC Weilburg is a specialist distributor and service provider for environmental simulation and testing equipment with over 30 years of experience. The company operates as a comprehensive 360° partner offering sales, planning, installation, qualification, and after-sales service for environmental simulation equipment. Their product portfolio centers on distributed brands including ESPEC (AR/ARU/TSA/LU/ARL series temperature and climate test chambers for rapid climate changes and shock testing) and Memmert (ICH-L photostability testing chambers, UN/UF heating cabinets). They provide a complete pharmacy technology suite including climate chambers, cooling cells, incubators, refrigerators, ultra-low temperature freezers, and heating cabinets. Beyond equipment distribution, they offer comprehensive services including maintenance, calibration (DAkkS and factory), DGUV testing, customized modifications, and rental/used equipment programs. Their calibration and testing laboratory supports equipment validation and qualification for pharmaceutical, automotive, and battery testing applications.

Differentiator

Problem solved

Functional benefit

Products and services

• Environmental Simulation Equipment

Quantifiable outcome

• Successfully completed major pharmaceutical project with six climate chambers for a German pharmaceutical company with high customer satisfaction
• +2 more outcomes

Named customers4 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Six partnerships are on record, tiered major, core and minor.

• SET GmbH - Smart Embedded TechnologiesmajorStrategic or Co-development Partner · 25 July 2022Strategic partnership for reliability testing in the semiconductor sector. Combines SET's semiconductor test systems for wide-bandgap materials (SiC and GaN) with ThermoTEC's climate test chambers. Characterized by open and cooperative communication culture, providing customers with comprehensive resources from inquiry through commissioning and active operation.
• ESPECcoreStrategic or Co-development Partner · 1 January 1990Long-standing partnership with ESPEC for temperature and climate test chambers. SPEC has been used by customers like Samsung since the early 1990s for reliability testing. ESPEC products include the AR series for rapid climate changes, TSA shock chambers, and LU temperature chambers. ThermoTEC distributes and services ESPEC equipment in the DACH region.
• MemmertcoreTechnology or IntegrationPartnership for laboratory equipment including heating cabinets (UN/UF series), climate chambers, and ICH-L photostability test chambers. Memmert products serve pharmaceutical and biotechnology applications with precise temperature control.
• Swiss Battery Technology Center (SBTC)majorStrategic or Co-development PartnerPublic-private partnership with SBTC and BFH Energy Storage Center for Switzerland's largest battery laboratory. ThermoTEC supports the lab with ESPEC ARU-1100 and LU-114 temperature test chambers equipped with safety options for daily test field work.
• Köhler-VLM Testing TechnologiesmajorStrategic or Co-development PartnerStrategic partnership announced in 2025 between ThermoTEC Weilburg GmbH & Co. KG and Köhler-VLM Testing Technologies.
• Climatec Eastern Europe KftminorChannel Partner/ Reseller/ DistributorPartner organization handling ThermoTEC product distribution and support in Hungary and Eastern Europe from their office in Kiskörös, Hungary.

Scale indicators4 records

Recent moves7 records

Expansion highlights7 records

Direct peers

• BINDER GmbH: BINDER is a German family-owned manufacturer of climate chambers, incubators, heating/cooling chambers, and photostability chambers for laboratory and industrial applications. It is a direct alternative to ESPEC and Memmert product lines that ThermoTEC resells, with strong positions in pharma stability testing and academic research.
• Weiss Umwelttechnik / Weiss Technik: Weiss Technik is a leading German manufacturer of environmental simulation, climate, and temperature test chambers, serving automotive, pharmaceutical, and electronics customers globally. Part of the Schunk Group, it directly competes with the ESPEC and Memmert products ThermoTEC distributes, and serves the same German Mittelstand and OEM customer base.
• Memmert GmbH + Co. KG: Memmert is the German manufacturer of the ICH-L photostability chambers, UN/UF heating cabinets, and other laboratory equipment that ThermoTEC distributes. Like ESPEC, Memmert is a key OEM partner but also a structural competitor that could pursue direct DACH sales.
• Angelantoni Test Technologies: Angelantoni Test Technologies is an Italian manufacturer of environmental test chambers, climatic chambers, and altitude/space simulation systems. It serves the same European automotive, aerospace, and defense customers as ThermoTEC and is a head-to-head alternative to ESPEC products.
• ESPEC Corp. ESPEC is the Japanese OEM manufacturer of the AR, ARU, TSA, LU, and ARL test chamber series that ThermoTEC exclusively distributes in the DACH region. ESPEC is both a critical supplier and a structural competitor — if it ever elected to sell direct in Europe, it would bypass ThermoTEC entirely.
• CTS GmbH (Climatic Test Systems): CTS GmbH is a German manufacturer of temperature shock test chambers, climatic test cabinets, and walk-in chambers. It competes directly with ThermoTEC's ESPEC TSA series and LU series offerings, particularly in automotive electronics and reliability testing.

Regional players

• Russells Technical Products: Russells Technical Products designs and builds custom environmental test chambers, walk-in chambers, and HALT/HASS systems. Comparable to ThermoTEC's custom climate chamber solutions but serves primarily the North American market.
• Thermotron Industries: Thermotron is a US-based manufacturer of environmental test chambers and vibration test equipment serving aerospace, automotive, and electronics customers. Comparable in product category to ThermoTEC's portfolio but operates primarily in North America, not Europe.

Others

• Climatec Eastern Europe Kft: Climatec is ThermoTEC's channel partner for Hungary and Eastern Europe, distributing ESPEC and Memmert products in the region. Listed in the source as a partner/subsidiary relationship and therefore a directly relevant ecosystem peer rather than a competitor.
• SET GmbH - Smart Embedded Technologies: SET GmbH is ThermoTEC's strategic partner for semiconductor reliability testing — SET supplies semiconductor test systems for SiC and GaN wide-bandgap devices, while ThermoTEC supplies the climate test chambers. A complementary ecosystem peer rather than a direct competitor.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

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Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Subsidiaries2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about ThermoTEC Weilburg