Line-Bug 4 Phone/ LAN Tester



What's special about this network testing tool?

  • Tests standard telephone jacks and LAN jacks for the connection to telephone system
  • Protects your expensive LAN tester! Checks LAN lines (RJ-45) wired to 568 A/B standard for damaging telephone line current
  • Has both RJ-11 and RJ-45 style plugs
  • 4 tri-color (Red, Green, Amber) LEDs indicate current, polarity and ringing/ AC voltage on each line
  • Click for More Features

The Line-Bug 4 is a great phone/ LAN line tester. It is so small you can fit it in your shirt pocket!

Part #DescriptionColorPrice
TR-9615Line Bug Phone/LAN TesterRed
Manufacturer Direct
  • Tests single line, 2 line, 3 line or 4 line jacks to USOC (telephone) standard
  • Tests LAN jack (RJ-45) wired to 568 A/B standard for telephone line current
  • RJ-45 test plug is selectable via front panel switch for USOC (telephone) or 568 (LAN) connection
  • Compact design - fits in shirt pocket
  • Economical and convenient
  • 1 year limited manufacturer warranty


Package Dimensions 13" x 10-1/4" x 3-1/2"
Product Dimensions 6" x 1" x 0.5"
Package Weight 1 lb
Product Weight 3 oz
Warranty 1 year
Plugs RJ11 & RJ45
Tests Current
AC Voltage
Phone Line Results GREEN - Line OK
RED - Reversed Line
AMBER - Ringing / AC Voltage
NOT LIT - Dead Line





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