Network Interface Device

Network Interface Device


Circuits shown here can experience overload, short circuit conditions, or voltage transients (lightning, ESD, etc.) and may require protection components to meet Regulatory standards or to ensure reliable operation. Click on the green links to find Littelfuse circuit protection solutions.

Solutions By Circuit

5-Pin Protectors

  • 600R150

    600V PolySwitch® Lead-Free Radial Leaded Resettable PPTC for Telecom Protection