EUROTRONIC Technology

What EUROTRONIC Technology does

EUROTRONIC Technology GmbH is a family-owned German Mittelstand manufacturer of electronic heating radiator controllers, founded in May 1998 and headquartered in Steinau-Ulmbach, Hessen, where it operates its own production facilities. The company designs, produces, and ships smart thermostats (Comet, Sparmatic, and Stella product families) supporting every major residential and commercial wireless protocol — Matter, Zigbee, WiFi, Bluetooth, LoRaWAN, and EnOcean — alongside accessories such as the Progmatic programming stick and the AIRless automatic radiator vent. It has expanded into adjacent categories with the ET Shutter smart roller shutter switch (Matter/Zigbee), the RCU EnOcean solar-powered room control unit, and the Comet Aqua irrigation computer.

The company serves two primary customer segments: residential smart-home users (homeowners integrating heating with Apple Home, Google Home, Amazon Alexa, or SmartThings) and commercial/public-sector building operators (offices, schools, hotels, and public buildings requiring long-range LoRaWAN or vandal-resistant EnOcean deployments). Its commercial offering is differentiated by extended battery life (up to 10–12 years), vandalism-resistant housings, LoRaWAN ranges exceeding 6km, and a gateway-free EnOcean "Flywheel" architecture, supported by proprietary LoRaWAN uplink/downlink parsers published for integrators.

EUROTRONIC operates a sales-led go-to-market combining its own multilingual e-commerce storefront (eurotronic.org, German and English) with distribution channels; pricing is not publicly disclosed. The company is privately held with no institutional investors identified, is led by Managing Director Dieter Herber, and reports no public revenue or headcount beyond an "11–50 employees" band. It has been self-described as one of the market-leading companies in electronic heating controllers for the German and international markets since 1998.

Name

EUROTRONIC Technology

Legal name

EUROTRONIC Technology GmbH

Website

https://eurotronic.org

Company type

Private

Founded year

1998

Operating status

Operating

Headcount range

11–50 employees

Short description

EUROTRONIC Technology GmbH is a German, family-owned manufacturer of electronic heating thermostats and smart building controls, producing in Hessen and selling multi-protocol radiator controllers, shutter switches, and accessories to residential and commercial customers across Germany and international markets.

Ownership category

akta.pro rank

Headquarters

HQ city

Steinau

HQ country

Germany

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B and B2C

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Hardware Sales - Heating Thermostats: Sale of electronic heating radiator controllers including Basic line (Sparmatic Comet, Comet Plus), Smart-Home enabled variants (Comet WiFi, Comet Zigbee, Comet Zero Matter/Bluetooth/Zigbee), and Professional lines (Stella Pro/R EnOcean, Stella Pro/R LoRaWAN). Products are sold as one-time purchases with no recurring subscription requirement.
2. Accessories and Adapters: Sale of complementary products including Progmatic programming stick, AIRless automatic bleeder valves, metal adapters, and switch adapters for Busch-Jaeger, Gira, and Merten. These accessories support the core thermostat products and provide additional functionality.
3. Smart Building Solutions: Sale of commercial-grade heating control solutions for office complexes, schools, public buildings, and hotels. Products like Stella Pro LoRaWAN and RCU EnOcean are designed for large-scale building management with long battery life and vandal-resistant designs.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

EUROTRONIC Technology GmbH manufactures and sells electronic heating radiator controllers (smart thermostats) supporting multiple wireless protocols including Matter, Zigbee, WiFi, Bluetooth, EnOcean, and LoRaWAN. The portfolio spans residential Smart Home thermostats, commercial Smart Building solutions (long-range LoRaWAN and EnOcean devices), smart shutter controls, room control units, and accessories such as an automatic bleeder valve and a programming stick. Products are developed and produced in the company's own factories in Hessen, Germany, and sold under the Sparmatic, Comet, Stella, RCU, and ET Shutter lines.

Product overview

EUROTRONIC Technology GmbH is a German manufacturer of electronic heating control and smart building solutions. The product portfolio centers on smart radiator thermostats (Comet and Sparmatic lines) operating over multiple wireless protocols (Zigbee, Matter, Bluetooth, WiFi, EnOcean, LoRaWAN), complemented by smart shutter controllers (ET Shutter), solar-powered room controllers (RCU EnOcean), irrigation computers (Comet Aqua), and accessories (Progmatic programmer stick, Airless radiator vent, adapters). Products are predominantly manufactured in-house in Hesse, Germany, targeting both residential (Smart Home) and commercial (Smart Building) segments.

Differentiator

Problem solved

Functional benefit

Brands

• Sparmatic: Energy-saving radiator control product line including Sparmatic Comet and Comet Plus models.
• Progmatic
• Stella
• RCU
• ET Shutter
• AIRless

Products and services

• Sparmatic Comet Entry-level electronic radiator thermostat designed for energy-saving heating control in residential properties.
• Comet Plus
• Comet WiFi
• Comet Zigbee
• Comet Zero Matter
• Comet Zero Zigbee
• Comet Zero Bluetooth

Quantifiable outcome

• Up to 20% time and cost savings through optimized heating control
• +3 more outcomes

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration9 records

Feature8 records

Partnerships

Five partnerships are on record, tiered core.

• Matter Ecosystem (Apple, Google, Amazon, SmartThings)coreTechnology or IntegrationEUROTRONIC products (Comet Zero Matter, ET Shutter Matter) are certified Matter devices compatible with Apple Home, Google Home, Amazon Alexa, and Samsung SmartThings. The Matter protocol enables cross-platform smart home control with local communication and high security standards.
• Zigbee Alliance/Home AutomationcoreTechnology or IntegrationProducts including Comet Zigbee, ET Shutter Zigbee, and Comet Zero Zigbee are compatible with the Zigbee Home Automation Profile 3.0. Devices work with Zigbee gateways including Amazon Alexa integrated hubs and the company's own ET Gateway Home Link.
• LoRa Alliance/LoRaWAN NetworkscoreTechnology or IntegrationStella Pro LoRaWAN and Stella R LoRaWAN utilize LoRaWAN LPWAN networks for very high radio range (up to 6km+). The devices are compatible with LoRaWAN networks and gateways such as Kerlink PDTIOT-ISS04 for large-scale building deployments.
• EnOcean AlliancecoreTechnology or IntegrationStella Pro EnOcean, Stella R EnOcean, and RCU EnOcean support the EnOcean wireless standard (IEC 14543-3-10). Products use standardized sensor profiles (A5-20-01, A5-20-04, A5-20-06) ensuring optimal interoperability. The company offers Flywheel solutions enabling gateway-free operation.
• Amazon AlexacoreTechnology or IntegrationET Shutter Matter and other Matter-certified products integrate with Amazon Alexa for voice control and smart home routines. Zigbee products including ET Shutter Zigbee are compatible with Amazon Alexa devices featuring integrated Zigbee hubs.

Scale indicators4 records

Recent moves3 records

Expansion highlights6 records

Direct peers

• tado°: Munich-based direct-to-consumer smart thermostat company selling radiator thermostats and central heating controls across Europe. Closest direct competitor to EUROTRONIC in the DACH market, with overlapping protocol support (Matter, Zigbee, Thread) and similar residential target customer.
• Salus Controls: European manufacturer of heating controls including smart radiator thermostats and zoning products. Directly comparable in product category and target market, distributed across UK, Germany, and Eastern Europe.
• Danfoss: Danish manufacturer of heating controls (radiator thermostats, underfloor heating controls, electronic valves) targeting residential and commercial segments in Europe. Directly comparable product lines with a longer heritage in hydronic heating components.
• AVM: German networking company whose Fritz!DECT 300 radiator thermostat integrates with the Fritz!Box ecosystem. Competes in the German residential smart-heating segment using DECT ULE rather than Matter/Zigbee.
• eQ-3 / Homematic IP: German smart-home platform (Homematic IP, MAX! Heating) covering radiator thermostats, sensors and gateways. Direct DACH competitor with proprietary cloud and broad retail distribution in Germany.
• Netatmo (Legrand): French smart home brand (owned by Legrand) producing smart thermostats and valves plus weather, security and energy devices for the European market. Comparable in residential smart heating target and Matter/Zigbee ecosystem support.

Broad incumbents

• Ecobee: North-American smart thermostat brand (Generac-owned) with residential focus. Larger scale and stronger consumer brand in NA; comparable on Matter/Apple Home integration but limited overlap in DACH.
• Honeywell Home: Global smart thermostat incumbent (T-series, Lyric line) with extensive retail distribution, larger R&D and software/cloud services. Operates broadly in residential HVAC controls, not specializing in EUROTRONIC's radiator-valve niche.
• Bosch Thermotechnology: Division of Bosch producing heating systems (condensing boilers, heat pumps) and connected thermostat controls for residential and commercial customers across Europe. Broader portfolio than EUROTRONIC but overlaps in the smart thermostat and zoning control category.
• Schneider Electric: Global building automation and energy management incumbent addressing the commercial/smart-building segment that EUROTRONIC targets with its LoRaWAN and EnOcean Stella Pro line. Larger portfolio and integration depth across BMS.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/eurotronic-technology-gmbh

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 EUROTRONIC Technology