What We Make:

EMI Spring-Band backshells

What is a backshell?

  • A device that attaches to a connector, and transitions from that connector, to a wire bundle or jacketed cable
  • Backshells provide either Strain relief, EMI termination, Environmental sealing, or some combination of all three functions

What is unique about our backshell?

  • Spring-band technology, coupled with
  • Slot technology

What It Does:

Isodyne backshells terminate EMI shielding

  • Overall braided shields [QQ-B-575 or equiv]
  • Individual shields from tpsj [M27500 or equiv]

Who Uses It:

Cable assembly shops

OEM for Mil-Aero products

  • Communications / Encryption devices
  • Computers / Networking
  • Command/control
  • Avionics
  • Test equipment

Anyone involved with EMI shielding of wiring

Why Buy Isodyne?


  • Traditional cone/ring/env
  • Isodyne Spring-Band

Ease of use [No tools]

  • Band-It style needs $1,500 tool


  • We stock lots of part numbers
  • We have excellent distribution

Labor-saving over Band-It style

  • Actual comparison video shows Isodyne WINS!

Slot Technology can eliminate the need for solder sleeves [saves weight, cost, and labor]


  • Split parts
  • Hinged parts

Kitting available

  • Backshell plus boot
  • Backshell plus braid
  • Backshell plus boot and braid

3-D models available for all part numbers – $0

Prototyping service

  • Printing plastic prototypes for custom designs  – $0

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