RobotShop Perimeter Wire Generator and Sensor Soldering Kit - RobotShop
Buy Standard Ethernet Cable Assemblies-Distrelec Switzerland
Amazon.com: CAT5E Plenum (CMP), Ethernet Cable 1000ft, Unshielded Twisted Pair (UTP) 24AWG, Solid Pure Bare Copper, 350MHz, UL Certified, Easy to Pull, Bulk Networking LAN Cable - Black : Electronics