Souriau

Eaton - Harsh Environment Aerospace Connectors

Core Services & Expertise

Souriau by Eaton designs and manufactures high-performance, high-reliability electrical interconnect solutions for harsh and rugged environments in aviation, aerospace, defense, and space applications. Founded over 100 years ago and headquartered in Versailles, France, Souriau became part of Eaton's power management portfolio in 2019, combining century-old connector expertise with Eaton's global resources.

Souriau specializes in MIL-DTL-38999 aerospace connectors, MIL-DTL-26482 circular connectors, ARINC standards, engine and firewall connectors, fiber optic systems, and hermetic sealing technologies.

With approximately 3,200 employees and manufacturing facilities across France, the United States, Dominican Republic, India, Morocco, and Mexico, Souriau serves aerospace customers requiring connectors that operate reliably from deep sea to deep space.

Geographic Reach & Capabilities

Souriau maintains worldwide presence through research centers and production sites in Europe, North America, Mexico, Japan, and India, enabling global aerospace customers to access local engineering support while benefiting from standardized quality systems.

The company's manufacturing network supports both commercial aviation programs and military aerospace applications requiring ITAR compliance and defense-grade specifications. Souriau's extensive distributor network includes value-added assemblers providing custom cable assemblies with rapid turnaround capabilities.

This global footprint allows aerospace manufacturers to source mission-critical connectors with consistent quality regardless of aircraft assembly location while maintaining supply chain security through multiple production sites.

Industry Credentials & Partnerships

Souriau operates as a world leader in harsh environment interconnect solutions, qualified to military and aerospace standards including MIL-DTL-38999, MIL-DTL-26482, ASNE004, ASNE005, EN2997, and QPL approvals.

The company serves as an OEM supplier to major aircraft manufacturers, avionics companies, and defense contractors requiring connectors that withstand extreme temperatures, vibration, shock, pressure variations, salt water corrosion, and electromagnetic interference.

Souriau's product portfolio spans power connectors, signal connectors, fiber optic interconnects, and mixed-layout configurations for aircraft systems ranging from avionics and flight controls to engine monitoring and environmental control. Aircraft manufacturers and aerospace parts suppliers rely on Souriau connectors for applications where connection failure could compromise safety or mission success.

Client Benefits & Advantages

Key Capabilities:

• MIL-DTL-38999 Series Connectors: Industry-standard circular connectors in screw coupling and bayonet designs (8D Series)
• MIL-DTL-26482 Connectors: Lightweight 851 Series for commercial and military aircraft applications
• ARINC Connectors: Aviation industry standard interconnects for avionics systems
• Engine & Firewall Connectors: High-temperature connectors for propulsion systems (ASNE004, ESC, EN2997)
• Fiber Optic Systems: ELIO high-speed fiber optic technology for data-intensive aerospace applications
• Push-Pull Connectors: JBX and JMX series for quick-disconnect applications in tight spaces
• Hermetic Connectors: Sealed interconnects for applications requiring absolute environmental protection
• Custom Assemblies: Application-specific cable assemblies and connector configurations

Souriau's connector portfolio addresses unique aerospace challenges including scoop-proof designs preventing accidental disconnection, composite ultra-lightweight housings reducing aircraft weight, hermetic sealing for pressure vessels and sealed compartments, and high-density configurations maximizing connections in minimal space.

As part of Eaton's power management technologies, Souriau combines specialized connector expertise with broader electrical system knowledge, enabling integrated solutions for aircraft electrical architecture.

Souriau's culture of operational excellence ensures connectors meet demanding performance requirements across commercial aviation, business jets, military aircraft, spacecraft, satellites, and unmanned systems. Whether aerospace customers need standard qualified connectors or custom-designed interconnects for unique applications, Souriau provides proven harsh environment solutions.

Quick Facts:

• Founded: 1917 (over 100 years of connector manufacturing excellence)
• Headquarters: Versailles, France
• Parent Company: Eaton Corporation (acquired 2019)
• Employees: Approximately 3,200 worldwide
• Manufacturing: France, USA, Dominican Republic, India, Morocco, Mexico
• Markets Served: Aviation, Aerospace, Defense, Space, Industrial, Energy, Transport

Contact

Email: technical.emear@souriau.com