Cable Testers

Why Choose AEMC® Instruments Cable Testers?

Quality & Ease of Use

AEMC® Instruments innovative hand-held cable testers offer the very best quality and are simple to use. All models feature push-button operation and easy-to-read data display.

Competitive Pricing & Quick Ship

Our cable testers have been priced competitively and we offer fast delivery of one week (in-stock).


Our instruments are designed, manufactured and tested to EN 61010, CAT IV / CA III standards.

Efficiency - One Instrument for the Job!

Our cable testers reliably identify faults, locate metal conductors, troubleshoot problems, measure cable length, and more on telecommunications, electric, power and other cables — eliminating the need for multiple instruments to get the job done.

Tech Support

AEMC® Insprovides complete technical support through our technical hot line 800-945-2362 (ext.351), speak directly to one of our tech support staff today. Or e-mail your questions to our tech team.

Applications (model dependent)

  • Determine length of cables on reels or runs, coils or in boxes
  • Determine cable runs in wall, conduit and other surfaces
  • Find cable and LAN wiring faults and the distance to them
  • Trace cables to identify runs and location
  • Determine degradation of cables due to moisture and other contaminants
  • Determine telephone cable connections and the length to them
  • Find distances (feet or meters) to opens and shorts
  • Test patch cords
  • Test for active service
  • Map network layout
  • Verify proper installation of RJ-45 connectors on cables
  • and more...

Request a Demo

Have questions on how to use AEMC® Instruments cable testers? We're happy to provide a demonstration with our technical experts. Contact us at (800) 343-1391 or email us at

Cable Testers

  • Cable Locator Model 6681

    Cat. #2127.85
    Cable Locator Model 6681
    Detects buried (in ground or in walls) telecommunications cables, electric power and other cables, and metal pipes, during modification or maintenance work on installations of category III (or lower), at voltages of 300V (or less) with respect to ground. The system can locate open circuits, shorts, track cables and locate fuses or circuit breakers.

  • Fault Mapper Pro® Model CA7027

    Cat. #2127.84
    Telephone Cable Tester / Graphical TDR
    Identifies and locates faults on power and communication cables, given access to one end only. Measures cable length and indicates the length and distance to cable faults on virtually any type of cable.

  • Wire Mapper Pro Model CA7028

    Cat. #2127.82
    LAN Cable Tester
    Detects open circuit pairs, shorts, crossed wires, crossed pairs, reversed pairs, split pairs and shield faults. Identifies telephone and data lines. Designed for UTP, STP, FTP, and SSTP cabling equipped with RJ-45 connectors and wired to TIA568A/B ISO11801 and EN 50137, USOC, or ISDN specifications.

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