
Development and distribution of VILLA 2-wire intercom systems as well as exclusive Panasonic switch technology from Cadolzburg
HHG GmbH
CadolzburgNew on Amplifa
About HHG
HHG GmbH, headquartered in Cadolzburg, is a German company for switch technology, building automation and video door communication. The company is the exclusive general importer of Panasonic Electric Works in Germany and manufacturer of the HHG VILLA brand. The portfolio includes 2-wire video and audio intercom systems with outdoor and indoor stations, access control (RFID, fingerprint, facial recognition), wireless door chimes, and Panasonic switch ranges in the standard size 55 x 55 mm including electronic inserts such as room thermostats, dimmers and blind controllers. Outdoor stations of the VILLA series are milled from a solid aluminium block; other components are made of plastic or thermoplastic, frames partly of acrylic glass. The systems are aimed at electrical wholesalers, electrical installers, planning offices and housing associations and are used in residential construction, commercial and project construction as well as renovation. The offering is complemented by technical consulting, webinars, training courses, a support hotline and an online-based intercom configurator with bill-of-materials generation.
- Site
- Cadolzburg
- Processes
- 2-wire intercom systems (VILLA) – development and distribution for residential and commercial, Construction of flush-mounted intercom systems (VILLA UP video sets / flush-mounting installation), Construction of surface-mounted intercom systems (VILLA AP video sets / surface-mounted, Machining from a solid aluminium block (milling) for VILLA outdoor/door stations, Building automation / smart home and building systems technology, Technical consulting, Training/webinars, Support hotline
- Materials
- Aluminium, Plastic, Thermoplastic, Acrylic glass
- Industries
- Electrical installation, Residential construction, Project construction, Renovation
- 01
Engineering and system development (2-wire technology)
- 02
Milling of outdoor stations from solid aluminium block
- 03
Assembly and kitting of intercom sets
- 04
Distribution via electrical wholesalers
- 05
Technical consulting, training and support
Materials
Aluminium
Milled VILLA outdoor stations are made from a solid aluminium block.
Thermoplastic
Material for sockets and housing components of the switch ranges.
Acrylic glass
Frames of the Karre Plus 55 flush-mounting range in several colours.
Sites

Cadolzburg
DEHeadquarters with engineering and distribution
- Materials
- Aluminium, plastic
Components



Inside the production



Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| 2-wire intercom systems (VILLA) – development and distribution for residential and commercialEngineering | – | – | – | – | Aluminium, Plastic |
| Assembly | – | – | – | – | Aluminium, Plastic |
| Construction of flush-mounted intercom systems (VILLA UP video sets / flush-mounting installation)Assembly | – | – | – | – | Aluminium, Plastic |
| Construction of surface-mounted intercom systems (VILLA AP video sets / surface-mountedAssembly | – | – | – | – | Aluminium, Plastic |
| Assembly | – | – | – | – | Aluminium |
| Machining from a solid aluminium block (milling) for VILLA outdoor/door stationsMachining | – | – | – | – | Aluminium |
| Assembly | – | – | – | – | Plastic |
| Building automation / smart home and building systems technologyEngineering | – | – | – | – | – |
| Engineering | – | 55 mm × 55 mm | – | – | Plastic |
1 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| – | – | – | – | – | Cadolzburg |
Additional services
Reference customers