RJ45 Industrial Ethernet Cat6, Extreme Rugged, Sheilded Connectors, 5 pieces. Fits any ethernet RJ45 female connector Housing material Zinc die-castingColor of the housing blackContact material Spring steel gold-platedFOR ROUND SHIELDED INDUSTRIAL ETHERNET CABLE WITH FOLLOWING DIMENSIONS:Strand diameter 1–1.6 mmCable diameter 5–9 mmOperation temperature range -40°C…70°CForm: male RJ45, straight, shielded Note: a standard Cat6a cable will fit this connector as shown in above photo, 9mm dia or less. Suitable for Profinet, SERCOS3, Ethercat, Ethernet/IP, Powerlink, VARAN, Power over Ethernet+ (PoE+IEEE 802.3at) Most other sources will be $20.00 or more per piece if new.