Successful since 1974
Production of linear-technology power supplies for hobby,
industry and radio communication (CB, HAM).
Relocation and new site construction in Viersen, at Helmholtzstrasse with 2,000 sqm of floor space.
Product range: Laboratory power supplies, inverters, battery chargers.
Enlargement of production site (hall 2) at Helmholtzstrasse in Viersen.
Company product innovation: Primary switched-mode laboratory power supplies.
High-voltage laboratory power supplies with resonant-converter topology
and active power-factor correction (PFC).
Initiation of production co-operation in the PR China.
2kW electronic load with energy recovery (mains feed-back).
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.
Switched-mode inverter 2500W.
Outdoor backup DC UPS systems for GSM and beam radio.
19“ industrial and euro-cassette primary switched mode power supplies.
Power supplies for telecommunication with remote surveillance.
Dual-stage high-power resonant converter power supply with economy controller
Primary switched-mode laboratory power-supply range 160W, 320W and 640W
with 0...16V, 0...32V, 0.. 65 V and 0...150V.
New generation of laboratory power-supply series with auto-ranging output (world innovation!), 1.5kW to 9kW, 0…80V to 0…300V.
Micro–processor based controller for all laboratory power supplies as from 640W.
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.
Electronic loads with recovery function (mains feed-back) up to 105kW.
All EA power-supplies as from 1kW available with touch panel control.