Important historical milestones of EA-Elektro-Automatik

 

1974
Production of linear-technology power supplies for hobby,
industry and radio communication (CB, HAM).

 

1981
Relocation and new site construction in Viersen, at Helmholtzstrasse with 2,000 sqm of floor space.
Product range: Laboratory power supplies, inverters, battery chargers.

 

1985
Enlargement of production site (hall 2) at Helmholtzstrasse in Viersen.
Company product innovation: Primary switched-mode laboratory power supplies.

 

1995
High-voltage laboratory power supplies with resonant-converter topology
and active power-factor correction (PFC).
Initiation of production co-operation in the PR China.

 

1996
2kW electronic load with energy recovery (mains feed-back).
World innovation!

 

1997
Enlargement of production site (hall 3) at Helmholtzstrasse to 10,000 sqm.
Telecommunication market, foundation of EAC (Elektro-Automatik-Convertronic)
48 DC UPS for transmitter antennas, beam radio, GSM, UMTS.

 

1998
Switched-mode inverter 2500W.

 

1999
Outdoor backup DC UPS systems for GSM and beam radio.

 

2001
19“ industrial and euro-cassette primary switched mode power supplies.

 

2002
Power supplies for telecommunication with remote surveillance.

 

2003
Dual-stage high-power resonant converter power supply with economy controller

 

2005
Primary switched-mode laboratory power-supply range 160W, 320W and 640W
with 0...16V, 0...32V, 0.. 65 V and  0...150V.

 

2007
New generation of laboratory power-supply series with auto-ranging output (world innovation!), 1.5kW to 9kW, 0…80V to 0…300V.

 

2009
Micro–processor based controller for all laboratory power supplies as from 640W.

 

2011
Foundation of EA-Elektro-Automatik (Shanghai) Co. Ltd.
High-power laboratory- and industrial power-supplies with active PFC, resonant converter topology and auto-ranging output up to 150kW.

2012
Electronic loads with recovery function (mains feed-back) up to 105kW.

2013
All EA power-supplies as from 1kW available with touch panel control.