The 20-foot 720073-3 AS EC 20E Ethernet Cable connects two Ethernet-enabled devices or links a control head to a 5 Port Ethernet Switch (AS ETH 5PXG or AS ETH 5PGL) for a multi-unit network setup. It compatible with ALL HELIX 7 (G2N, G3N, G4N)/8/9/10/12/15, ALL8/9/11xxci & 7xxci HD only.