Corded Phone

Corded Phone


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

POTS & DSL Phone Lines

  • P3100SBL

    SIDACtor® Series DO-214AA

  • 600R150

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

  • 04611.25

    TELELINK® Surge Tolerant Surface Mount Fuse

  • 0461.500

    TELELINK® Surge Tolerant Surface Mount Fuse