
Manufacturer of custom switchgear cabinets for HVAC, power distribution and building automation in Lohn-Ammannsegg.

A. Heiniger Schaltanlagenbau AG
Lohn-Ammannsegg (CH)New on Amplifa
About us
A. Heiniger Schaltanlagenbau AG was founded in 1986 by Anton and Silvia Heiniger and has operated as a public limited company since 2014 under the management of Michael Heiniger. The company, with seven employees in Lohn-Ammannsegg (Canton of Solothurn), manufactures custom switchgear cabinets and power distributions, including empty frames built to the millimetre to customer-specified dimensions (frame depths 110/150 mm, lengths up to 2.00 m), apartment distribution boards for multi-family buildings, industrial and commercial distributions, PV systems, e-mobility charging stations as well as type-tested systems up to 2000 A. A further focus is building automation and DDC control technology for heating, ventilation and air conditioning, including smart home integration. In addition, the company offers planning services such as site surveys, electrical schematics and switchgear cabinet layouts, as well as retrofits and modifications directly on site. Customers come from HVAC technology, building automation, electrical engineering, photovoltaics/e-mobility as well as industry, trade and residential construction throughout Switzerland.
- Site
- Lohn-Ammannsegg
- Processes
- Switchgear cabinet construction (manufacturing of custom switchgear cabinets for heating,, Power distributions (empty frames, apartment distribution boards, industrial and commercial, Building automation and DDC control (HVAC systems, smart home integration, retrofits and, Planning services (site surveys, electrical schematics, switchgear cabinet layouts), Retrofits and modifications directly on site, Manufacturing of custom distribution boards (empty frames) to the millimetre to customer-specified, Power distribution (empty frames, apartment distribution boards, industrial/commercial, Building automation / DDC control (HVAC systems, smart home integration)
- Materials
- Switchgear cabinet construction
- Certificates
- ISO 9001
- Founded
- 1986
- Employees
- 7
- Industries
- Heating, ventilation and air conditioning (HVAC), Building automation, Electrical engineering, Photovoltaics / e-mobility, Industry and trade, Residential construction (multi-family buildings)
- 01
Planning (site surveys, electrical schematics, switchgear cabinet layouts)
- 02
Procurement
- 03
Manufacturing of switchgear cabinets
- 04
Assembly
- 05
Retrofits and modifications on site
Equipment and processes
Switchgear cabinet construction
Custom switchgear combinations from the empty frame to complex DDC control systems.
Locations

Lohn-Ammannsegg
CHCompany headquarters and production
- Lot size
- Single and small systems per customer project
- Materials
- Empty frames, apartment distribution boards, industrial and commercial distributions
- Switchgear cabinet manufacturing
- Workshop
- Assembly
Products and systems




Inside the production










Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Switchgear cabinet construction (manufacturing of custom switchgear cabinets for heating,Assembly | – | – | – | – | – |
| Power distributions (empty frames, apartment distribution boards, industrial and commercialAssembly | – | – | – | – | – |
| Building automation and DDC control (HVAC systems, smart home integration, retrofits andAssembly | – | – | – | – | – |
| Planning services (site surveys, electrical schematics, switchgear cabinet layouts)Engineering | – | – | – | – | – |
| Retrofits and modifications directly on siteAssembly | – | – | – | – | – |
| Manufacturing of custom distribution boards (empty frames) to the millimetre to customer-specifiedAssembly | – | 2.00 m | – | – | – |
Additional services
Quality
The company places great value on quality from planning through to manufacturing, as well as on adherence to deadlines and flexible, customer-specific solutions.
| Evidence | Lohn-Ammannsegg |
|---|---|
| ISO 9001 |
History
- 1986
Founded by Anton and Silvia Heiniger
- 1988
First employee hired
- 1994
Move into the new company headquarters in Lohn-Ammannsegg
- 2014
Conversion to a public limited company and Michael Heiniger takes over management