About TAS
Here are the results of the development performance of TAS:
- 1965
Patent about emergency calling line, with monitored permanent availability - 1986
Digitally controlled multiple connection system for board level and control stand (Siemens Teamset 212/224) - 1989
Development, construction and set up of Germany’s biggest holding system for Siemens / Dresdner Bank - 1992
First alarm and conference server at ISDN, mentioned Uniphone, trend-setting technology for subsequent devices and others - 1992
First secured alarm transmission at X.25 data network for Deutsche Bank - 1993
First speech control interface for ISDN primary multiplex interface
First ISDN-PC-card for primary multiplex interface, certificated by BZT (Bundesamt für Zulassungen in der Telekommunikation)
First database controlled speech alarm system via phone with conference function - 1994
First ISDN alarm dialling device on market (TAS-Link) - 1995
First safe comprehensive central interlocking system - 1996
First Least-Cost-Router for carrier - 1999
Development of first secured alarm transmission at IP-data network - 2000
First IP-alarm transmission on market - 2001
Development of TDM-over-IP bridge for primary multiplex interface leased lines - 2003
First communication system for control stand completely via Voice-over-IP technology - 2004
First alarm transmission device for IP-data network on market, recommended by BSI (Bundesamt für Sicherheit in der Informationstechnik) - 2005
Development of telephone conference reservation for use at private extensions - 2006
First alarm and conference server independent from PC Desktop and wearing parts. - 2006
First emergency and hand-free speaking device for VoIP and emergency call for elevators for VoIP with constant monitoring of availability - 2007
Development of VoIP telephone devices (TAS-Com) for highest safety-related requirements
Headquarters at Mönchengladbach-Giesenkirchen

- You see the administration (front) and part of the production (back)

Telefonbau Arthur Schwabe
Langmaar 25 (industrial area Giesenkirchen)
41238 Mönchengladbach
41213 Mönchengladbach (P.O. Box)
Tel.: +49 - (0)2166 - 8580
Fax: +49 - (0)2166 - 858150
E-Mail: info@tas.de
USt-Id-Nr. DE120823377
TAS is contract worker acc. §13 UStG
Certified according to DIN EN ISO 9001
Fachfirma für Brandmeldeanlagen nach DIN 14675 (F2030093)
VdS anerkannter Errichterbetrieb für Brandmeldeanlagen (E 2011085)
VdS anerkannter Errichterbetrieb für Einbruchmeldeanlagen (E 175019)
BHE anerkannter Errichterbetrieb für Einbruchmeldeanlagen (2.13 / 265)
BHE anerkannter Planer für Einbruchmeldeanlagen (2.12 / 005)
Respective documents for download at Legal Notice.
TAS - Your one-stop supplier of innovative solutions
The Telefonbau Arthur Schwabe GmbH & Co. KG was founded in Mönchengladbach in 1924. Today, the company employs more than 150 highly skilled employees and supports several thousand national and international customers.
We optimize communication solutions, security applications and data technologies according to your requirements.

Our customized consultancy is independent from the manufacturers: A wide range of innovative, forward-looking products form the basis for a demand and cost optimised solution, which we determine and execute in the context of a qualified partnership.
Security for today and tomorrow ...






