MIL-DTL-38999 Quadrax/Twinax

Smiths Interconnect
Part Number Information
Part #: Price/Availability:
019634 Inquire
019534 Inquire
018835 Inquire
018935 Inquire
018834 Inquire
018934 Inquire
02990Y Inquire
01340Y Inquire
02370Y Inquire

Smiths Connectors offers a complete line of differential Twinax and Quadrax  connectors, contacts and cable assemblies for high speed Ethernet, Firewire,  and Fibre Channel applications. Differential pair quadrax and twinax connectors and cable assemblies offer superior performance in high speed matched  impedance data-on-demand applications. The signal to signal and signal to shield characteristic impedance is maintained throughout the connector pair.  A true twinaxial connector interface ensures signal integrity while minimizing jitter and data rate errors.


  • Data rates exceeding 2 Gbit/Sec
  • Bandwidth: Up to 3 Gigahertz
  • Can be driven via matched impedance differential pair interconnections for board to board high speed data transfer
  • Ideal for reliable, high-speed transfer of digital audio/video signals


  • Alternative energy
  • Commercial aviation
  • Defense
  • Oil & Gas
  • Rail
  • Space