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EMCA Memory Ring – Backshell braid termination solution

EMCA Memory Ring

Advanced backshell braid termination for reliable EMI shielding

The EMCA Memory Ring is a high-performance solution for backshell braid termination, providing a consistent and repeatable method of electrically bonding cable shields to connector backshells. It is designed to improve shielding effectiveness, reduce installation variability, and deliver reliable long-term EMI performance in demanding applications.

Manufactured using advanced shape-memory alloy technology, the EMCA Memory Ring contracts uniformly when heat is applied. This controlled radial contraction generates an evenly distributed clamping force around the cable braid, ensuring secure mechanical retention and a low-resistance electrical interface to the backshell.

Unlike traditional braid termination methods that rely on manual banding or mechanical adjustment, the EMCA Memory Ring delivers a controlled and repeatable termination process. This reduces assembly variability while improving consistency across cable harness production.

Engineered for excellent electrical conductivity, the EMCA Memory Ring enhances grounding continuity between the cable shield and backshell, optimising EMI suppression. Its resistance to vibration, shock, and thermal cycling makes it suitable for high-reliability environments where long-term performance is critical.

The EMCA Memory Ring is compatible with a wide range of connector backshell designs, including those that use band-style or spring-based termination platforms, offering flexibility across modern harness and interconnect systems.

Support for connector series

  • MIL-DTL-26482 Series I
  • MIL-DTL-5015D
  • MIL-DTL-38999 Series III & IV
  • MIL-DTL-38999 Series I & II
  • BS 9522 (Pattern 105)
  • MIL-DTL-26482 Series II and
  • MIL-DTL-5015G (MS3400)

Range of plating finishes

  • Zinc Nickel Black, over electroless Nickel
  • Zinc Cobalt, Olive Drab, over electroless Nickel
  • Electroless Nickel
  • Cadmium Olive Drab, over electroless Nickel
  • EMCA Black Hybrid finish

Coming soon

Please contact the sales team for more information.

Key features of the EMCA Memory Ring

  • Shape-memory alloy technology – Contracts uniformly when heat is applied, delivering precise and consistent clamping force.
  • Superior EMI shielding – Ensures excellent electrical conductivity between the braid and backshell for optimal signal integrity.
  • High vibration resistance – Engineered for extreme durability in harsh environments, making it ideal for aerospace and military applications.
  • Repeatable and reliable performance – Eliminates variability associated with traditional clamping methods for consistent results.
  • Rapid and secure installation – Heat activation simplifies the installation process, reducing assembly time and complexity.
  • Lightweight and compact design – Provides a high-performance solution without adding bulk to the connector system.
  • Corrosion-resistant materials – Ensures long-term durability in extreme conditions, including high humidity and temperature fluctuations.
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