• AT-3500
  • Usually ships in 1-2 weeks


  • Three testing modes
    • Passive power (50 / 60 Hz)
    • Passive radio (RF)
    • Active T-3500 signal generator
  • 10' measuring depth
  • Semi automatic gain control
  • 33 kHz active frequency
  • CAT III, N10140, CE Safety Rating

The Amprobe AT-3500 is a rugged, economical solution for locating underground energized and de-eneregized wires, cables and pipes. Great for parking lot and airport lighting applications, it precisely pinpoints buried services, with exceptionally fast sound and meter response.

The Amprobe AT-3500 has a backlit, multiple-segment bargraph digital display and audible indicators. The AT-3500 empolys the proven 33 kHz frequency for most locating applications. To avoid lines at utility construction sites, it also offers the highly sensitive power and radio modes. Depth measurements can be taken with the press of a single button.

The Amprobe AT-3500 has three testing modes for the best accuracy, passive power (50/60 Hz), Passive radio (RF) and Active T-3500 signal generator with induction mode or directly connected to the cable with test leads or optional clamp. Other features include semi-automatic gain control for fast signal location and control, a 33 kHz active frequency which is the best frequency for general locating and an active mode depth measurement of up to 16 feet.

The Amprobe AT-3500 ships complete with:

  • Receiver
  • Transmitter
  • Connection cable
  • Ground stake
  • Ground cable