The Greenlee Tracker 2 Model 501 is an affordable tool for tracing wires and metallic pipes. It operates at a frequency of 447.5KHz with a range of up to 4000 feet and a depth capability of up to seven feet. It can trace and determine depth on both active and inactive systems without deactivation.
Greenlee Tracker II Model 501 Cable Locator, 447.5KHz, 4000ft Range, 7ft Depth
$170.85