In today’s fast-paced workplace environment, your customers require fail-safe communication networks. In manufacturing plants, office buildings, university campuses, or hospitals – reliable communication cable is mission critical and may be life-saving. Marmon IEI designs, makes, and sells a full line of Cat 3 voice and low-to-intermediate speed telecommunication cable. Available in riser and plenum, low-smoke PVC jacket, and offered an array of jacket colors. Every Marmon IEI wire and cable product is made in the USA and backed by a generous warranty.