Karl Dungs Sr. founds an electrical installation company with shop called "ELEKTRO DUNGS".
New fields of activity include switch cabinet construction and motor winding
Dungs develops the first electronic gas burner control for forced draught gas burners which is certified by TÜV and DVGW
Gas solenoid valves, air and gas pressure switches
First active valve proving system
Foundation of Karl Dungs GmbH & Co. KG Urbach, Germany
Foundation of branch in Osnabruck, Germany. Gas safety and control systems are assembled initially.
Two-stage gas solenoid valves
Gas pressure regulators
Foundation of Karl Dungs B.V. Hilversum, Netherlands. First international subsidiary
Multifunctional gas controls GasMultiBloc® A
Palladium oxide O2 sensors for optimized combustion. Foundation of subsidiary Flamtronic Ltd. Birmingham, United Kingdom, today Karl Dungs Ltd.
First double-seat valves, multifunctional gas controls GasMultiBloc® B
First microprocessor-controlled gas-fired condensing boilers
Zero pressure regulators for gas engines
Karl Dungs Jr., the second generation, joins the company
Modular microprocessor safety system for large combustion plants
Commissioning of a combustion laboratory for optimized combustion
Takeover of BM Controls A/S, later Karl Dungs A/S Hedensted, Denmark
Foundation of EDC Rockford/IL U.S.A., today Karl Dungs Inc. Blaine/MN
First gas double solenoid valves
Foundation of Karl Dungs Ges.m.b.H., Salzburg, Austria
Karl Dungs Sr., the company founder, dies aged 75
UL/CSA/FM approved solenoid valves and pressure switches for North America
Certification to DIN ISO 9001 as the third company in Germany with the combination of DQS and DVGW
Foundation of Karl Dungs S.A.S. Paris, France
First microprocessor-controlled automatic burner controls with integrated air/gas system and valve proving systems for forced draught gas and oil burners
First multifunctional gas controls GasBloc based upon extruded aluminum profile technology
Foundation of Karl Dungs S.r.l., Milan, Italy
First multifunctional gas controls with coaxial valve arrangement, GasMultiBloc® C
Certification of the DUNGS product range to EU Pressure Equipment Directive
Safety and control valves with stepper motor in multifunctional gas controls
Pneumatic air/gas ratio systems WhirlWind for premix burners
Foundation of Karl Dungs Trading (Shanghai) Co., Ltd., Shanghai, China
Foundation of Karl Dungs Satıș ve Pazarlama Limited Şirketi Istanbul, Türkiye
ATEX pressure switches and gas solenoid valves
Gas solenoid valves for pulse firing
Standard biogas components with TÜV Octagon approval mark, pressure switches and gas solenoid valves
First automatic gas butterfly safety valves
The site in Hedensted, Denmark, is closed
Start-up of gas train assembly in China
Programmable industrial automatic burner controls
Foundation of Karl Dungs OOO, Moscow, Russia
MPA 41xx - freely programmable automatic burner control system
Valve test module VPM
DUNGS HeatEngine®
Karl Dungs S.L.U. in Barcelona is founded
Karl Dungs G.K in Tokyo is founded
Karl Dungs Private Limited in Pune, India is founded.
GasMultiBloc® E: Multifunctional gas control with stepper motor and electronic pressure sensor.
Medium pressure regulator 25 bar
Medium pressure regulator FRM-NOC
MultiBloc® MBE: ValveDrive with POC / US approvals.
Venturi Signal Amplifier
DUNGS Combustion Controls tested for H₂.
DUNGS Combustion Academy
Closing of the assembly plant Sabadell, Spain.
Relocation of the Spain subsidiary from Sabadell to Sant Cugat del Vallés.
Electro-pneumatic valve