• Detection of wires and cables (live or not)
    • detection of cables in ceilings, walls and floors,
    • detection of breaks in cables,
    • tracing cables in building installation,
    • locating power points and switches in buildings,
    • locating short circuits between leads,
    • tracing shielded cables,
    • tracing cables in metal ducts.
  • Identification of fuses on the distribution board.
  • Tracing underground cables.
  • Tracing conductive water and heating pipelines.
  • Non-contact detection of live cables.


  • the function 3D in the receiver - detecting the direction of current flow and accurate locating the object,
  • phase detection mode,
  • receiver operation with four transmitters at the same time to locate interruptions or distinguish wires,
  • a LED bright torch,
  • headphone socket in receiver,
  • screens backlight for work in dark,
  • transmission battery status and settings of the transmitter to the receiver
  • operation in wide range of rated voltage, up to 500V RMS,
  •  measurement of voltage at the object to 500 Vrms,
  • three levels of transmitter amplification,
  • automatic or manual selection of transmitter operation modes,
  • five modes of wire tracer operation - voltage, current, current-voltage, power and clamp,
  • software upgrade via USB,
  • additional accessories enable precise localization - such as contact or non-contact probes and measurement clamp.

Sonel LKZ-720 Wire and Cable Detector Tracer CAT III 600V

  • Please allow 4-5 weeks for this product to arrive. 

    This product comes with a 2 year manufacturer warranty.

  • Please see photos and description for full specifications.

    Electric security:

    • type of insulation: double, according to EN 61010-1
    • measurement category: CAT III 600V acc. to EN 61010-1
    • transmitter’s protection class acc. to EN 60529: IP67
    • receiver’s protection class acc. to EN 60529: IP40

    Other technical data:

    • transmitter’s power supply: four AA alkaline battery or NiMH rechargeable battery
    • transmitter’s max working voltage: 500 Vrms (707 Vampl)
    • detector’s max range („I” mode) 2m
    • non-contact neon max range: 20 cm (in air), 3 cm (in concrete)
    • receiver’s power supply: battery 9V 6LR61 alkaline

    Rated operational conditions:

    • operating temperature -10°C...+50°C