
Master electrician specialist company for electrical, security, IT and building technology as well as switchgear construction in Berlin and Brandenburg.

EL-HEI-SA Bau GmbH
BrieselangNew on Amplifa
About us
EL-HEI-SA Bau GmbH is a master electrician specialist company founded in 1990 and based in Brieselang near Berlin. The company implements electrical and IT technology from planning through installation to maintenance. Its service portfolio includes low-current electrical systems (electrical installation, lighting technology, escape and emergency route lighting, lightning protection and earthing, backup power systems, construction site power, low-voltage switchgear), security technology (fire alarm and intrusion detection systems, smoke and heat extraction systems, escape route monitoring, video surveillance, access control, voice alarm systems) as well as IT and communication technology with network technology in copper and fiber optics, KNX/EIB building technology and UPS systems. In its own switchgear construction, meter cabinets as well as protection and control cabinets for energy suppliers are planned and manufactured. Customers come from commercial and industrial construction, residential construction, logistics, hospitals, schools and retail, including Edeka, Rewe, FitX, TkMaxx and Marquardt. The company is a member of the Electrical Trade Guild and the ZVEH.
- Site
- Brieselang
- Processes
- Electrical installations, Lighting technology, Escape and emergency route lighting, Lightning protection and earthing, Backup power systems, Construction site power, Low-voltage switchgear, Fire alarm systems
- Materials
- Copper (network technology), Fiber optics (optical fiber/glass fiber), Optical fiber (glass fiber)
- Certificates
- Member of the Electrical Trade Guild (Electrical Engineering department), Member of ZVEH
- Founded
- 1990
- Industries
- Commercial and industrial construction, Residential construction, Logistics centers, Hospitals, Schools, Department stores
- 01
Planning
- 02
Switchgear construction
- 03
Installation of electrical/security/IT technology
- 04
Building control/commissioning
- 05
Maintenance
Materials & Systems
Copper (network technology)
Cabling for network and communication technology.
Optical fiber (glass fiber)
High-performance data transmission in network technology.
Location

Brieselang
DEOffice, administration and planning; switchgear manufacturing
- Materials
- Copper, fiber optics
Services & Systems




Inside the production

Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Electrical installationsAssembly | – | – | – | – | – |
| Lighting technologyAssembly | – | – | – | – | – |
| Escape and emergency route lightingAssembly | – | – | – | – | – |
| Lightning protection and earthingAssembly | – | – | – | – | – |
| Backup power systemsAssembly | – | – | – | – | – |
| Construction site powerAssembly | – | – | – | – | – |
| Low-voltage switchgearAssembly | – | – | – | – | – |
| Fire alarm systemsAssembly | – | – | – | – | – |
| Intrusion detection systemsAssembly | – | – | – | – | – |
| Smoke and heat extraction systems (SHEVS)Assembly | – | – | – | – | – |
| Security technology / escape route monitoringAssembly | – | – | – | – | – |
| Video surveillanceAssembly | – | – | – | – | – |
| Access controlAssembly | – | – | – | – | – |
| Voice alarm systemsAssembly | – | – | – | – | – |
| Maintenance (security technology)Assembly | – | – | – | – | – |
| Network technology (copper and fiber optics)Assembly | – | – | – | – | Copper, Fiber optics (glass fiber) |
| Communication technologyAssembly | – | – | – | – | – |
| KNX/EIB building technologyAssembly | – | – | – | – | – |
| UPS systems (uninterruptible power supply)Assembly | – | – | – | – | – |
| Sensor and detection technologyAssembly | – | – | – | – | – |
| Building control (KNX building technology)Assembly | – | – | – | – | – |
| Switchgear construction (planning and manufacturing)Engineering | – | – | – | – | – |
| Meter cabinetsAssembly | – | – | – | – | – |
| Protection and control cabinets for energy suppliersAssembly | – | – | – | – | – |
Additional services
Reference customers
Quality
The company regards quality demands as its supreme maxim; technicians are kept up to date through continuous training and professional development.
| Evidence | Brieselang |
|---|---|
| Member of the Electrical Trade Guild (Electrical Engineering department) | |
| Member of ZVEH |
History
- 1990
Foundation of the company; since then a member of the Electrical Trade Guild in the Electrical Engineering department and of the ZVEH.