Hendrix Wire & Cable has recently announced that their new polyethylene insulators, the HPI-55-3, the HPI-55-4 and the HPI 55-5 will be added to their currently offered product line. The durable insulators are made of a high-density polyethylene blend making the product resistant to breakage, cracks, and chipping. Hendrix HPI Polyethylene Insulators are suited for both bare wire and covered conductors.