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Data Bus Couplers

Data bus couplers are passive or active interface devices that connect line-replaceable units and avionics subsystems to military and civil aircraft data buses, covering transformer-coupled and direct-coupled stub configurations compliant with MIL-STD-1553B, ARINC 429, and ARINC 664 (AFDX) protocols, and incorporating impedance-matching networks to maintain signal integrity across the bus architecture.

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Sponsorship of the Active Electronic Components sector is currently available. See our advertising pages for details.

Data Bus Couplers suppliers linked to most aircraft programs in our database.

DDC Beta Transformers / North Hills (1 aircraft)
Excalibur Systems, Inc (1)

Latest Airframer news and company press releases

03/09/2026Press Release: Mobix Labs secures 1,500-component Gulfstream production order
27/08/2026Press Release: StratEdge opens new facility in Poway
27/07/2026Press Release: Mobix Labs to become NSM Labs, advancing a national security platform for America and its allies
24/06/2026NEWS: Mobix Labs relocates EMI operations to larger Irvine facility
22/06/2026Press Release: TTM Technologies opens Ultra-HDI manufacturing facility in Syracuse, NY, advancing America's defence electronics industrial base
08/06/2026Press Release: Altera introduces next-generation Agilex 9 Direct RF-Series SoC FPGA to power the future of high-performance RF systems
See the news and press release archive for Active Electronic Components.
Quintus Technologies is a global leading provider of high pressure fluid cell presses and hydroform deep-draw presses for sheet metal forming
Quintus Technologies
Highly accurate torque sensors and transducers for the Aerospace & Defense industry since 1960.
S. Himmelstein and Co.
Elaire Corporation is a global supplier for airtool collets and various drill holding collets. All parts are made in the USA.
Elaire Corporation
Reduce the time spent on current projects by using ESDU – engineering data and software that has been approved and endorsed by professional institutions.
Accuris: ESDU Aircraft Design
A global solutions leader in aerospace peelable coatings technology.
AC Products, Inc.
CWST, leaders in surface treatment. Protecting and life extension of your critical components throughout any crisis!
Curtiss-Wright Surface Technologies
Innovative sealing solutions that facilitate energy transfer, maintain fluid integrity, & exclude contaminants, ensuring components endurance.
CDI Products
Quintus Technologies is a global leading provider of high pressure fluid cell presses and hydroform deep-draw presses for sheet metal forming
Quintus Technologies
Highly accurate torque sensors and transducers for the Aerospace & Defense industry since 1960.
S. Himmelstein and Co.
Elaire Corporation is a global supplier for airtool collets and various drill holding collets. All parts are made in the USA.
Elaire Corporation
Reduce the time spent on current projects by using ESDU – engineering data and software that has been approved and endorsed by professional institutions.
Accuris: ESDU Aircraft Design
A global solutions leader in aerospace peelable coatings technology.
AC Products, Inc.
CWST, leaders in surface treatment. Protecting and life extension of your critical components throughout any crisis!
Curtiss-Wright Surface Technologies
Innovative sealing solutions that facilitate energy transfer, maintain fluid integrity, & exclude contaminants, ensuring components endurance.
CDI Products
Quintus Technologies is a global leading provider of high pressure fluid cell presses and hydroform deep-draw presses for sheet metal forming
Quintus Technologies
Highly accurate torque sensors and transducers for the Aerospace & Defense industry since 1960.
S. Himmelstein and Co.
Elaire Corporation is a global supplier for airtool collets and various drill holding collets. All parts are made in the USA.
Elaire Corporation
Reduce the time spent on current projects by using ESDU – engineering data and software that has been approved and endorsed by professional institutions.
Accuris: ESDU Aircraft Design
A global solutions leader in aerospace peelable coatings technology.
AC Products, Inc.
CWST, leaders in surface treatment. Protecting and life extension of your critical components throughout any crisis!
Curtiss-Wright Surface Technologies
Innovative sealing solutions that facilitate energy transfer, maintain fluid integrity, & exclude contaminants, ensuring components endurance.
CDI Products

Supply chain relationships

Sectors serving Active Electronic Components companies:
Passive Electronic Components  •  Plastics  •  Electrical/Electronic Connectors  •  Metals  •  Shielding  •  Machining & Metal Removal  •  Chemicals  •  Design Software  •  Computer Integrated Manufacturing  •  Technical Consultants  •  Non-metal Materials  •  Adhesives  •  Forming Processes  •  Processes  •  Facilities Services  •  Metal Processing & Heat Treatment

Active Electronic Components

Sectors purchasing from Active Electronic Components companies:
Cockpit Displays  •  Avionic Hardware  •  Flight & Data Management  •  Airframer  •  Communications (Airborne)  •  Navigation Aids  •  Air Data & Flight Instruments  •  Airframe Assemblies  •  Cabin Systems & IFE  •  Inertial & Gyro Sensors  •  Engine Controls & Monitoring  •  Imaging and Visual Systems  •  Warning Systems  •  Landing Guidance Systems  •  Weapons Systems  •  Terminals, Relays & Switching  •  Turbine Engines  •  Actuation  •  Auxiliary Power  •  Sensors, Transducers & Detectors  •  Electrical Power Systems  •  Environmental Systems  •  Safety & Emergency Systems

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