Phone Line Tester GB Modular Plug Jack Single Voltage with LED Color Display, Dead Service Troubleshoot Hook-Up Cable, Part # Gardner Bender GTT100
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This small, pocket-sized tester is used for troubleshooting common problem conditions with standard single line telephone hook-ups. Checks for: reversed line, presence of voltage on line, and dead line. Just plug the tester into standard telephone line jack and watch the LED indicator at the top, match the color of LED with the chart below. Cheaper than a service call!
Line Status LED Indicator Light:
Not Lit: Line Dead
Amber: AC Voltage Present
Red: Reversed Line
Green: Line Okay
Retail Price: $9.95
Our Discounted Price: $3.95