What are EN3645 and EN3646 Connectors?

Advanced European Standard Solutions for Aerospace and Industrial Applications

The EN3645 and EN3646 connectors, named after European technical standards (EN), represent cutting-edge solutions in connector technology. These advanced connectors offer superior performance characteristics compared to their military specification counterparts.

Key Features and Specifications :
  1. EN3645 Connectors:
    • Comparable to MIL-DTL-38999 Series III
    • Scoop-proof design for enhanced durability
    • Engineered for diverse, challenging applications
    • Ideal for rugged industrial and military environments
  2. EN3646 Connectors:
    • Similar to MIL-DTL-26482
    • Bayonet-style, quick-release mechanism
    • Low-profile and lightweight design
    • Optimized for commercial aerospace applications

Enhanced Performance Capabilities: Both EN3645 and EN3646 connectors exceed standard requirements in critical areas:

  • Superior resistance to lightning strikes
  • Improved fluid resistance properties
  • EN3646 features front and rear silicone elastomer components for effective sealing

Customization Options: A range of keying configurations is available, tailored to specific shell sizes and EN selections, ensuring versatility across various applications.

Applications :
  • Aerospace industry
  • Military and Defense sector
  • Industrial automation
  • Harsh environment operations
Why Choose EN3645 and EN3646 Connectors ?
  1. European standard compliance
  2. Enhanced durability and performance
  3. Versatile application range
  4. Improved safety features
Conclusion :

EN3645 and EN3646 connectors represent the pinnacle of European connector technology, offering robust, reliable, and versatile solutions for the most demanding industrial and aerospace applications.

Design Notes :

Lightning strikes requirements: An EN3645 connector can handle up to 15kA E compared to up to 10kA for a MIL-DTL-38999 Series III connector.

Styles: Threaded or bayonet

Standards: EN3645 & EN3646, MIL-DTL-38999, MIL-DTL-26482, ASNE (American Society of Naval Engineers). Variations of the EN3646 are Airbus approved. EN3646 connectors are also compliant with HE302 and VG95328 specifications.

Mounting types: Cable, wall-front mount-thru holes

Shell type: Jam nut or square (standard and large) flange receptacle, plug, and dummy receptacle. Solder mount receptacle is available in hermetic version.

Mating cycles: 500

Contacts: Gold plated crimp, quadrax, and PC tail

Shell material specifications: Several shell materials are available including passivated stainless steel for harsh environments, lightweight aluminum shells for environmentally sealed versions. Composite shells offer light weight and corrosion resistance. Plating materials include black anodized, nickel, olive drab, and cadmium.

Shielding: Grounding fingers and 100% metal-to-metal bottoming provide excellent EMI shielding and electrostatic discharge protection (EDP)

Locking mechanism: Threaded (self-locking) or bayonet

Sealing: Silicone elastomer seal O-ring

Temperature range: -65 °C to 125 °C (-85 °F to 257 °F)

Suppliers :
  • Amphenol
  • TE Connectivity
  • Souriau-Sunbank
  • Air Electro
  • Conesys

With more than 10 years of specialized experience, YoLong Connectors stands at the forefront of European and American standard military connector manufacturing. Our decade-long journey has been marked by continuous innovation, rigorous quality control, and unwavering commitment to meeting the exacting standards of military and aerospace industries.

  1. Expertise: Over 10 years of focused experience in military connector manufacturing
  2. Specialization: Proficient in both European and American military standards
  3. Product Range: Comprehensive portfolio of military-grade connectors
  4. Quality Assurance: Adherence to stringent military specifications and quality control processes
  5. Innovation: Continuous research and development to stay ahead of industry demands
  6. Custom Solutions: Tailored connector designs to meet specific military and aerospace requirements

Our extensive experience encompasses a wide array of military connector types, including:

  • MIL-DTL-38999 Series
  • MIL-DTL-26482 Series
  • MIL-DTL-5015 Connectors
  • And many more military-standard connector solutions

At YoLong Connectors, we don’t just manufacture connectors; we engineer reliability, durability, and performance for the most demanding military and aerospace applications. Our decade of expertise ensures that every connector we produce meets and exceeds the rigorous standards set by European and American military specifications.

Explore our range of EN3645 and EN3646 connectors to find the perfect solution for your high-performance connectivity needs. Contact our experts today or email us at  info@yolongconnectors.com for personalized recommendations and technical support.

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