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EAG – Fertigung

Nationwide service provider for electrical engineering, electrical systems construction, industrial installation, building automation and security technology

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D-I-E Elektro AG

Jena · Aying (Munich) · Berlin · Hamburg · Chemnitz · Gera · MagdeburgNew on Amplifa

1921Founded (Eberlein Elektrotechnik, Schwalmstadt)
403Employees, approx. 30 apprentices
€72 millionAnnual revenue (total output 2025: €71.6 million)
7Locations in Germany
Public limited companyHRB 504087, Jena Local Court

Company

D-I-E Elektro AG is a nationwide company for electrical engineering, electrical systems construction, energy and building technology, industrial installation, automation technology and building automation headquartered in Jena. The service portfolio includes specialist planning and CAD services (AutoCAD, EPLAN, ESplan), building and industrial installation of medium-voltage systems up to 30 kV and low-voltage systems up to 1 kV, switchgear construction, backup power systems, building automation with KNX, BACnet, DALI, Modbus, M-Bus, DMX, LON, LCN and DeviceNet, energy management with monitoring, reactive power compensation and grid analyses, as well as security technology with fire alarm, intrusion detection, video, access control and time recording systems. The offering is complemented by communication technology with copper and fiber optic cabling, nurse call and paging systems, and operator management with DGUV-V3/V4 inspections and maintenance. With 403 employees, around 30 apprentices and annual revenue of approximately 72 million euros, the company executes projects for industry, commerce, public sector clients, hospitals, laboratories, office buildings, educational institutions and the hotel industry. D-I-E Elektro AG is part of the Elevion Group.

Site
Jena
Processes
Building automation & building management systems (KNX, BACnet, DALI, Modbus, M-Bus, DMX, LON, LCN,, Energy management (energy monitoring, reactive power compensation, energy optimization systems,, Security technology (fire alarm systems DIN 14675, intrusion detection systems, video surveillance,, Communication technology (network and data technology, copper and fiber optic cabling/FO,, Engineering services: specialist electrical planning, design/project engineering, execution, Building and industrial installation: medium-voltage systems up to 30 kV, compact substations and, Operator management (audit management, documentation and database management, inspections according, Building automation and building management systems (KNX, BACnet, DALI, Modbus, M-Bus, DMX, LON,
Materials
KNX, BACnet, DALI, Modbus, M-Bus, Fiber optic (FO), Medium voltage up to 30 kV, Low voltage up to 1 kV
Certificates
DIN EN ISO 9001:2015, Specialist company for fire alarm systems DIN 14675, DIN EN 16763 (service provider for security systems), VdS certification security and fire alarm technology, ISO 9001, DIN 14675 (fire alarm systems), DIN EN 16763 (security systems), VdS certification
Founded
1921
Employees
403
Industries
Industry, Commerce, Public sector clients, Clinical facilities, Laboratories and institutes/research, Office buildings
  1. 01

    Specialist planning and CAD services

  2. 02

    Project engineering and execution planning

  3. 03

    Installation and assembly

  4. 04

    Commissioning and programming

  5. 05

    Testing and documentation

  6. 06

    Maintenance, servicing and operator management

Systems and Technologies

KNX

KNX

Bus system for controlling lighting, shading and room functions in building automation.

BACnet

BACnet

Standard for building management systems and networking of technical systems.

DALI

DALI

System for precise and intelligent lighting control.

Modbus

Modbus

Protocol for connecting technical systems and energy management systems.

M-Bus

M-Bus

System for recording electricity, water, heat and gas consumption.

LWL

Fiber optic (FO)

Optical fiber technology for high transmission speeds in data networks.

MS

Medium voltage up to 30 kV

Planning and installation of medium-voltage systems, compact substations and distribution network transformers including VLF measurements.

NS

Low voltage up to 1 kV

Low-voltage systems, distribution boards and electrical installations for buildings and industry.

KNX/DMX

DMX, LON, LCN, DeviceNet

Additional fieldbus and communication systems for cross-manufacturer automation platforms.

Locations

Jena

DE

Headquarters

  • CAD systems AutoCAD, EPLAN, ESplan

Aying (Munich)

DE

Munich branch

Berlin

DE

Altmann & Böhning branch

Hamburg

DE

Altmann & Böhning branch

Chemnitz

DE

Branch (FEA Automation)

Gera

DE

Gera/Greiz branch

Magdeburg

DE

Branch (INC Innovative Netzconzepte GmbH)

Inside the production

Over nine decades of electrical engineering history
Over nine decades of electrical engineering history
Historical development in electrical engineering and building technology
Historical development in electrical engineering and building technology
Apprentices 2026 at D-I-E Elektro AG
Apprentices 2026 at D-I-E Elektro AG
Journeyman certificates after training in information electronics
Journeyman certificates after training in information electronics

Industries

IndustryCommercePublic sector clientsClinical facilitiesLaboratories and institutes/researchOffice buildingsEducational institutionsHotel industry

Processes & technical limits

ProcessesToleranceMax. partWeightLot sizeMaterials
Building automation & building management systems (KNX, BACnet, DALI, Modbus, M-Bus, DMX, LON, LCN,Engineering–––––
Energy management (energy monitoring, reactive power compensation, energy optimization systems,Engineering–––––
Security technology (fire alarm systems DIN 14675, intrusion detection systems, video surveillance,Assembly–––––
Communication technology (network and data technology, copper and fiber optic cabling/FO,Assembly–––––
Engineering services: specialist electrical planning, design/project engineering, executionEngineering–––––
Building and industrial installation: medium-voltage systems up to 30 kV, compact substations andAssembly–––––
Operator management (audit management, documentation and database management, inspections accordingTesting–––––

Additional services

Building automation and building management systems (KNX, BACnet, DALI, Modbus, M-Bus, DMX, LON,Energy management, energy monitoring, reactive power compensation, grid analysesSecurity technology (fire alarm, intrusion detection, video, access control, time recording,Communication technology (copper/fiber optic networks, network technology, antenna systems,Engineering services, specialist planning, CAD services (AutoCAD, EPLAN, ESplan)Building and industrial installation (medium voltage up to 30 kV, low voltage, switchgearOperator management, DGUV-V3/V4 inspections, maintenance, servicing

Reference customers

J.W. v. Goethe University Frankfurt/MainNuremberg Institute of TechnologyFriedrich Schiller University JenaYpsomed Produktion GmbHPhilip MorrisNumerik GmbH JenaFiberCore JenaJenoptik AGSCHOTT AGBosch Security SystemsHofbräu Brewery MunichKönig & BauerAndel's Hotel BerlinHilton Hotel DüsseldorfNH Hotel DresdenMövenpick HamburgAdina Hotel FrankfurtKarstadtBavaria Film GmbHDeutsche Telekom AGFraunhofer Center CSP Schkopau

Certifications

D-I-E Elektro AG is certified according to DIN EN ISO 9001:2015 (TÜV Thuringia) and recognized as a specialist company for fire alarm systems according to DIN 14675 as well as a service provider for security systems according to DIN EN 16763. In addition, there is a VdS certification in the field of security and fire alarm technology as well as recognition as an installation company for hazard detection systems.

EvidenceJena
ISO 9001
DIN 14675 (fire alarm systems)
DIN EN 16763 (security systems)
VdS certification
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