Amprobe UAT-505 Underground Utilities Locator Kit

  • Locates underground energized and de-energized wires and cables
  • Locates underground metal pipes
  • Multiple tracing modes for locating and tracing energized and de-energized utilities in a variety of applications: Power Mode, Radio Mode, Induction Mode and Direct Test Leads Connection Mode
  • Depth measurement up to 20 ft, detect and trace utilities buried up to 100 ft deep (Direct Test Leads Connection Mode only)
  • Receiver features a high-contrast display with an automatic backlight and semi-automatic gain control for fast signal location and control
  • 33 kHz transmitting frequency: best frequency for general locating
  • Complete ready-to-use kit: Receiver, Transmitter, test leads, batteries and carrying case

SKU: 5258663 Category:


The Amprobe UAT-505 Underground Utility Locator Kit is the rugged, economical solution for locating underground energized and de-energized wires, cables and pipes. The Transmitter utilizes the proven 33 kHz frequency, which is ideal for most locating applications. With the Receiver, trace the signal in Induction or Direct Test Leads Connection Modes. The Receiver features fast sound and meter response and easy depth measurements to 20 feet at the push of a button, as well as highly sensitive Power and Radio Modes which detect energized wires and radio signals on underground lines.

CE Certification RCM Certification


Additional information

Measurement Category


Locates energized/de-energized wires, cables, pipes

Passive tracing - 50/60 Hz

Passive tracing - Radio

Active Tracing

33 kHz (de-energized) 8kHz (energized system)

Active tracing - Induction mode (33kHz)

Depth measurement

Up to 20 ft (6 m)

Signal Clamp accessory

(optional accessory)

A-Frame accessory

(optional accessory)

Null and peak tracing options



Sonde capable

Auto display backlight sensing (Receiver)


Features UAT-600-R Receiver UAT-500-T Transmitter
Measurement category CAT IV 600 V N/A
Operating voltage/current 0 to 600 V De-energized circuit only for Direct Connection Mode
Operating frequency/tracing modes Active tracing: 33 kHz and 8 kHz
Passive tracing: 50/60 Hz and Radio
– Induction Mode
– Direct Connection Mode
– Clamp Mode
Locating modes Peak and Null
Depth measurement and accuracy Up to 20 ft
4 in to 10 ft: pm; 3 %
10 ft to 20 ft: pm; 5 %
Display backlight Automatic N/A
Audio indication Increasing closer to the signal Continuous Signal Mode: Continuous audio tone
Pulse Signal Mode: Fast pulsed audio tone
Transmitting mode power output Max. 1 watt
Output voltage Max. 35 V rms
Output current Max. 100 mA rms
Sensitivity adjustment (gain control) Yes
Sensitivity at 1 m (typical) Power: 2 mA
Radio: 20 μA
8 kHz: 5 μA
33 kHz: 5 μA
Display 4.3 in, 320 x 240 BW outdoor LCD display with auto backlight N/A
Update rate Instantaneous
Operating temperature and humidity -4 °F to 122 °F (-20 °C to 50 °C), ≤90% RH -4 °F to 122 °F (-20 °C to 50 °C), ≤80% RH
Storage temperature and humidity -40 °F to 140 °F (-40 °C to 60 °C), ≤90% RH -40 °F to 140 °F (-40 °C to 60 °C), ≤80% RH
Operating altitude < 6561 ft (< 2000 m)
Pollution degree 2
Water and dust resistance IP54
Power supply (6) 1.5 V AA alkaline batteries (4) 1.5 V D cell alkaline batteries
Auto power off 15 minutes idle
Battery life Approx. 35 hours at 70 °F (21 °C) (Typical) Approx. 12 hours at 70 °F (21 °C) (Typical)
Agency approval
Safety compliance IEC 61010-1, IEC 61010-2-033
CSA/UL 61010-1, CSA/UL 61010-2-033
IEC 61010-1, CSA/UL 61010-1
IEC 61010-031, CSA/UL 61010-031 (test leads)
Size (H x W x L) Approx. 11.9 x 4.7 x 30.7 in (302 x 120 x 779 mm) Approx. 18.1 x 3.5 x 2.6 in (460 x 90 x 65 mm)
Weight Approx. 4.2 lb (1.9 kg) (batteries installed) Approx. 3.9 lb (1.77 kg) (batteries installed)

What's Included

  • UAT-600-R Receiver
  • UAT-500-T Transmitter
  • CC-UAT-500 Carrying Case
  • TL-UAT-500 Test Leads Kit (green test lead with detachable green alligator clip, gray test lead with permanently attached gray alligator clip, ground stake)
  • 6 x AA Batteries
  • 4 x D Batteries

Optional Accessories:

  • AF-600 A-Frame Ground Fault Locator
  • TL-600-25M Extension test lead, 80′ (25 m)
  • SC-600 Signal Clamp
  • UAT-600-T UAT-600 Series CAT IV 600 V Transmitter


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