1945

Karl Dungs Sr. founds an electrical installation
company with shop called "ELEKTO DUNGS".

1962

New fields of activity include switch cabinet
construction and motor winding

1963

Dungs develops the first electronic gas burner control
for forced draught gas burners which is certified by TÜV and DVGW

1967

Gas solenoid valves, air and gas pressure
switches

1970

First active valve proving system

1972

Foundation of Karl Dungs GmbH & Co. KG
Urbach, Germany

1973

Foundation of branch in Osnabruck,
Germany. Gas safety and control systems are assembled initially

1973

Two-stage gas solenoid valves

1974

Gas pressure regulators

1974

Foundation of Karl Dungs B.V. Hilversum,
Netherlands. First international subsidiary

1979

Multifunctional gas controls GasMultiBloc® A

1981

Foundation of subsidiary Flamtronic Ltd. Birmingham, United Kingdom, today Karl Dungs Ltd.

1981

Palladium oxide O2 sensors for optimized combustion

1982

First double-seat valves, multifunctional
gas controls GasMultiBloc® B

1982

First microprocessor-controlled gas-fired condensing boilers

1984

Zero pressure regulators for gas engines

1985

Karl Dungs Jr., the second generation, joins the company

1986

Modular microprocessor safety system for
large combustion plants

1986

Commissioning of a combustion laboratory
for optimized combustion

1989

Takeover of BM Controls A/S, later
Karl Dungs A/S Hedensted, Denmark

1990

Foundation of EDC Rockford/IL U.S.A.,
today Karl Dungs Inc. Blaine/MN

1991

First gas double solenoid valves

1991

Foundation of Karl Dungs Ges.m.b.H.,
Salzburg, Austria

1992

Karl Dungs Sr., the company founder,
dies aged 75

1992

UL/CSA/FM approved solenoid valves and
pressure switches for North America

1993

Certification to DIN ISO 9001 as the
third company in Germany with the
combination of DQS and DVGW

1996

Foundation of Karl Dungs S.A.S. Paris,
France

1997

First microprocessor-controlled automatic burner controls with integrated air/gas system and valve proving systems for forced draught gas and oil burners

1998

First multifunctional gas controls GasBloc based upon extruded aluminum profile technology

1999

Foundation of Karl Dungs S.r.l., Milan, Italy

2001

First multifunctional gas controls with coaxial valve arrangement, GasMultiBloc® C

2002

Certification of the DUNGS product range to
EU Pressure Equipment Directive

2002

Safety and control valves with stepper motor in
multifunctional gas controls

2005

Pneumatic air/gas ratio systems WhirlWind
for premix burners

2006

Foundation of Karl Dungs Trading (Shanghai)
Co., Ltd., Shanghai, China

2006

Foundation of Karl Dungs Satıș ve Pazarlama Limited Şirketi Istanbul, Turkey

2008

ATEX pressure switches and gas solenoid valves

2009

Gas solenoid valves for pulse firing
2009 Standard biogas components

2009

Standard biogas components with TÜV Octagon
approval mark, pressure switches and gas solenoid valves

2009

First automatic gas butterfly safety valves

2010

The site in Hedensted, Denmark, is closed

2010

Start-up of gas train assembly in China

2010

Programmable industrial automatic burner controls

2010

Foundation of Karl Dungs OOO, Moscow, Russia