Greenlee AT8L LAN Tone Generator for Network Installers

Greenlee AT8L LAN Tone Generator for Network Installers is the most popular tone generator in that field.  Greenlee AT8L is also used by techs and installers working with LAN, telecom, security and CATV wires.  This tone generator not only sends the signal tone, but also invokes blinking of a hub or switch port light for easier identification. The AT8L comes with popular features, such as selectable tones, continuity and polarity test, low battery indication, auto shut off, as well as with 8 tab modular box to test each wire individually.  Greenlee AT8L included RJ-45 plug and alligator terminated test leads for an easy connection to wires.